For riders who want one adaptable bag for commuting and longer rides, I’d choose the RIDEIRON Expandable Motorcycle Tail Bag, 40–60 L as the best overall pick in this lineup, thanks to its roomy expandable format and included rain cover. The Nelson-Rigg CL-1060-S2 Commuter Sport suits a more compact, sport-oriented setup, while the KEMIMOTO 7–14L is a better match for light day-trip loads. The main tradeoffs are capacity versus bulk, weather protection versus reliance on a rain cover, and flexible fit versus secure mounting. My picks span compact commuter bags to large touring options, so your bike and typical load matter as much as the listed capacity. Read on for the full comparison and guidance on choosing the right motorcycle tail bag for your riding.
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Key Takeaways
- The RIDEIRON 40–60 L stands out as the most versatile large-capacity choice: its expansion range and rain cover suit changing loads, though its size may be excessive for everyday commuting.
- Compact bags are better matched to modest daily loads: the KEMIMOTO 7–14L and MOSISO 10L avoid the bulk of the 40–80 L touring options, but cannot replace them for multi-day packing.
- Expandable capacity is common across this lineup, but it adds a fit tradeoff: a bag that grows for a trip may sit larger and less neatly when only partly packed.
- Waterproof claims and rain covers are not interchangeable: several models list waterproof construction, while others include a cover; riders should check what protects the main compartment and closures.
- There are distinct ways to carry gear beyond a basic tail bag: the KEMIMOTO 25–45L dual-use backpack offers off-bike carry, while the Nelson-Rigg commuter models focus on a more compact motorcycle-oriented role.
| Nelson-Rigg Trails End Lite Motorcycle Tail Bag |  | Best Compact Rigid Bag | Capacity: 5.5 liters | Dimensions: 9.75 x 8.5 x 4 inches | Material: UltraMax fabric | VIEW LATEST PRICE | See Our Full Breakdown |
| MOSISO Motorcycle Tail Bag, Waterproof 10L |  | Best for Rainy-Day Everyday Carry | Capacity: 10 liters | Dimensions: 12.6 x 10.24 x 7.09 inches | Weight: 0.44 kg | VIEW LATEST PRICE | See Our Full Breakdown |
| Nelson-Rigg CL-1060-S2 Commuter Sport Motorcycle Tail Bag, Black |  | Best Expandable Commuter Bag | Capacity: 16.41 liters standard; 22.26 liters expanded | Dimensions: 13 x 11 x 7 inches standard; 13 x 11 x 9.5 inches expanded | Weight: 2.3 pounds | VIEW LATEST PRICE | See Our Full Breakdown |
| RIDEIRON Expandable Motorcycle Tail Bag, 40–60 L, with Rain Cover |  | Best for High-Capacity Touring | Capacity: 40–60 liters | Material: 1680D polyester | Weight: 3.63 kg | VIEW LATEST PRICE | See Our Full Breakdown |
| Nelson-Rigg Trails End Dual Sport/Enduro Tail Bag |  | Best Compact Expandable Dual-Sport Bag | Capacity: 6.5 liters | Standard dimensions: 10.5 x 8.5 x 4.5 inches | Expanded dimensions: 10.5 x 8.5 x 7.5 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| KEMIMOTO Expandable Motorcycle Tail Bag with Rain Cover |  | Best for Flexible Mid-Size Loads | Capacity: 22–34 liters | Standard dimensions: 14.6 × 12.2 × 7.9 inches | Expanded dimensions: 14.6 × 12.2 × 11.8 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| Rhinowalk Expandable Motorcycle Tail Bag, 33–45 L, Waterproof, Black |  | Best for Rack-Mounted Touring | Model: Y4045B | Capacity: 33–45 liters | Standard dimensions: 15.7 × 11.8 × 10.6 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| KEMIMOTO Expandable Motorcycle Tail Bag, 7–14L |  | Best Compact Commuter Pick | Model: F1116-06705-BK | Capacity: 7–14 liters | Expanded dimensions: 14.6 × 12.2 × 7.5 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| Rhinowalk Expandable Motorcycle Tail Bag, 40–60 L, Black |  | Best for Large Touring Loads | Model: Y4060B | Capacity: 40–60 liters | Expanded dimensions: 24.4 × 12.4 × 12.4 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| Nomad USA Expandable Motorcycle Tail Bag, 60L–80L |  | Best for Maximum Capacity | Model: NM-LUG | Capacity: 60–80 liters | Material: TPU tarpaulin | VIEW LATEST PRICE | See Our Full Breakdown |
| KEMIMOTO Motorcycle Tail Bag, Waterproof 10L Seat Saddle Bag with Shoulder Strap and Rain Cover |  | Best Compact Waterproof Pick | Capacity: 10 liters | Material: PVC and 600D Oxford fabric | Waterproof: Yes; built-in rain cover included | VIEW LATEST PRICE | See Our Full Breakdown |
| RAINSMORE Expandable Motorcycle Tail Bag, 22–34 L |  | Best for Versatile Carrying | Capacity: 22–34 liters | Dimensions: 14.6 × 12.2 × 7.9 inches; expands to 11.8 inches high | Material: 1680D fabric | VIEW LATEST PRICE | See Our Full Breakdown |
| Rhinowalk Expandable Motorcycle Tail Bag, 23–35L |  | Best for Added Shell Protection | Model: Y2335 | Capacity: 23–35 liters | Material: Reinforced polyester fabric with ABS top shell | VIEW LATEST PRICE | See Our Full Breakdown |
| Nelson Rigg CL-1060-R Black Commuter Lite Motorcycle Tail Bag |  | Best for Daily Commuting | Capacity: 11.71 liters standard; 15.32 liters expanded | Dimensions: 11 × 10 × 6.5 inches standard; 11 × 10 × 8.5 inches expanded | Weight: 2 pounds | VIEW LATEST PRICE | See Our Full Breakdown |
| KEMIMOTO Motorcycle Tail Bag – Dual-Use Rear Seat Backpack with Waterproof Rain Cover, Expandable 25–45L |  | Best for Backpack-Style Carrying | Capacity: 22–34 liters listed in specifications; 30 liters nominal | Standard dimensions: 14.6 × 12.2 × 7.9 inches | Expanded dimensions: 14.6 × 12.2 × 11.8 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| motorcycle tail bag | Capacity | Material | Mounting |
|---|---|---|---|
| Nelson-Rigg Trails End Lite Mo | 5.5 liters | UltraMax fabric | Rack or seat; heavy-duty webbing and buckles |
| MOSISO Motorcycle Tail Bag | 10 liters | Polyurethane leather | Seat mount |
| Nelson-Rigg CL-1060-S2 Commute | 16.41 liters standard; 22.26 liters expanded | UltraMax fabric | Seat or tail-section mount with four adjustable quick-release straps |
| RIDEIRON Expandable Motorcycle | 40–60 liters | 1680D polyester | Adjustable strap mount with four quick-release straps |
| Nelson-Rigg Trails End Dual Sp | 6.5 liters | UltraMax polyester | Seat mount; heavy-duty webbing and adjustable buckles |
| KEMIMOTO Expandable Motorcycle | 22–34 liters | — | Seat mount; six removable straps |
| Rhinowalk Expandable Motorcycl | 33–45 liters | PVC | Rack mount; four rack straps |
| KEMIMOTO Expandable Motorcycle | 7–14 liters | Oxford cloth | Motorcycle seat mount with removable straps |
| Rhinowalk Expandable Motorcycl | 40–60 liters | Polyester | Seat mount |
| Nomad USA Expandable Motorcycl | 60–80 liters | TPU tarpaulin | Seat mount with adjustable straps |
| KEMIMOTO Motorcycle Tail Bag | 10 liters | PVC and 600D Oxford fabric | — |
| RAINSMORE Expandable Motorcycl | 22–34 liters | 1680D fabric | Adjustable straps; five-point mounting |
| Rhinowalk Expandable Motorcycl | 23–35 liters | Reinforced polyester fabric with ABS top shell | Seat mount with four-point mounting system |
| Nelson Rigg CL-1060-R Black Co | 11.71 liters standard; 15.32 liters expanded | UltraMax fabric; waterproof and UV-resistant | Seat mount with four adjustable quick-release straps |
| KEMIMOTO Motorcycle Tail Bag | 22–34 liters listed in specifications; 30 liters nominal | 1680D leather-fiber Oxford cloth | Seat mount with adjustable straps |
More Details on Our Top Picks
Nelson-Rigg Trails End Lite Motorcycle Tail Bag
The Trails End Lite is the smallest, most shape-retaining choice here: its 5.5-liter capacity and rigid construction suit riders who want a tidy place for essentials without a bulky touring bag. Compared with the soft-sided MOSISO 10L, it gives up room and waterproof material, but its interior straps help keep smaller items from shifting, and the MOLLE lid panel adds a way to attach compatible gear. UltraMax fabric is designed to resist fading, while the lockable zippers are water-resistant rather than specified as waterproof. Rack-or-seat mounting gives it more placement flexibility than the seat-only Nelson-Rigg Commuter Sport. I’d choose it for dual-sport or enduro rides where compactness matters; skip it if your load includes larger clothing or overnight gear.
Pros:- Rigid build holds its shape when the bag is empty or lightly loaded.
- Interior straps help limit movement of packed items.
- MOLLE lid panel and reflective piping add practical utility and visibility.
- Mounts to a rack or seat with heavy-duty webbing and buckles.
Cons:- 5.5-liter capacity is restrictive for bulky or overnight loads.
- Zippers are water-resistant, not described as waterproof.
- A single compartment offers limited separation for small items.
Best for: Dual-sport and enduro riders carrying a few compact essentials who want a rigid bag that stays tidy when partly empty.
Not ideal for: Commuters or touring riders who need room for clothing, larger gear, or a clearly waterproof main compartment.
- Capacity:5.5 liters
- Dimensions:9.75 x 8.5 x 4 inches
- Material:UltraMax fabric
- Mounting:Rack or seat; heavy-duty webbing and buckles
- Closure:Water-resistant, lockable zipper
- Compartments:1
- Carry handle:Rubberized
- Fit:Universal motorcycle fit
- Warranty:Lifetime warranty
Our verdict“Choose the Trails End Lite for compact dual-sport storage and a shape-retaining build, but pick a larger bag if you carry more than essentials.”
MOSISO Motorcycle Tail Bag, Waterproof 10L
The MOSISO 10L puts weather protection and carry flexibility ahead of structure. Its waterproof polyurethane leather shell gives everyday essentials more protection from rain, mud, and dust than the water-resistant zippers on the Nelson-Rigg Trails End Lite. At 10 liters, it also offers a useful middle ground between that compact bag and the much larger RIDEIRON 40–60L. The tradeoff is a soft shell and one main compartment, so it won’t hold its form like the Trails End Lite or separate gear as well as a bag with dedicated pockets. Seat mounting, an anti-slip bottom, and buckle straps help keep it in place; the shoulder strap and top handle make it easier to carry off the bike. I’d favor it for routine rides in wet conditions, not for bulky loads.
Pros:- Waterproof polyurethane leather shell protects contents in wet riding conditions.
- 10-liter capacity suits everyday essentials without the bulk of touring-size bags.
- Shoulder strap and top handle make off-bike carrying convenient.
- Anti-slip bottom and buckle straps help secure it on the seat.
Cons:- Soft construction provides less shape retention than the rigid Trails End Lite.
- One main compartment offers limited organization.
- Seat-mount design may not suit riders who prefer rack mounting.
Best for: Daily commuters who carry a modest set of essentials and want a bag that can also be carried by hand or shoulder.
Not ideal for: Riders packing bulky gear or expecting rigid organization and shape retention from the bag.
- Capacity:10 liters
- Dimensions:12.6 x 10.24 x 7.09 inches
- Weight:0.44 kg
- Material:Polyurethane leather
- Water resistance:Waterproof
- Mounting:Seat mount
- Compartments:1 main compartment
- Carry options:Shoulder bag, handbag, or motorcycle tail bag
- Fit:Universal motorcycle fit
Our verdict“Pick the MOSISO for waterproof everyday carry and easy off-bike transport, but choose a structured bag for firmer organization or heavier loads.”
Nelson-Rigg CL-1060-S2 Commuter Sport Motorcycle Tail Bag, Black
The CL-1060-S2 Commuter Sport is the most balanced pick here for riders whose load changes from day to day. It starts at 16.41 liters and expands to 22.26 liters, giving it much more room than the MOSISO 10L without jumping to the 40-liter-plus scale of the RIDEIRON. Semi-rigid walls help it keep a usable shape, while four quick-release straps make seat or tail-section attachment straightforward on compatible motorcycles. A waterproof rain cover adds weather protection, but it is an extra layer rather than a waterproof shell; the mounting also depends on a compatible seat or tail section. Reflective piping, a shoulder strap, and lockable reverse-coil zippers round out its commuting focus. I’d choose it for variable daily loads, but not for riders who need rack-mount flexibility.
Pros:- Expands from 16.41 to 22.26 liters for changing load sizes.
- Semi-rigid walls help the bag retain a practical shape.
- Includes a waterproof rain cover and shoulder strap.
- Four adjustable quick-release straps and reflective piping support practical everyday use.
Cons:- Mounting is limited to compatible seats or tail sections.
- Weather protection relies on the included rain cover.
- One compartment gives less separation than multi-pocket touring bags.
Best for: Commuters and weekend riders who need a medium-capacity bag that can expand for occasional extra gear.
Not ideal for: Riders who need rack mounting, a fully waterproof shell without a cover, or cargo space for long tours.
- Capacity:16.41 liters standard; 22.26 liters expanded
- Dimensions:13 x 11 x 7 inches standard; 13 x 11 x 9.5 inches expanded
- Weight:2.3 pounds
- Material:UltraMax fabric
- Mounting:Seat or tail-section mount with four adjustable quick-release straps
- Weather protection:Waterproof rain cover included
- Closure:Lockable reverse-coil zippers
- Compartments:1
- Included components:4 mounting straps, rain cover, shoulder strap
Our verdict“Choose the CL-1060-S2 if you want adaptable commuter capacity and included rain protection without moving to a bulky touring bag.”
RIDEIRON Expandable Motorcycle Tail Bag, 40–60 L, with Rain Cover
For riders carrying camping gear or several days of luggage, the RIDEIRON 40–60L offers a different scale of storage from the rest of this group. It has more than twice the expanded capacity of the Nelson-Rigg CL-1060-S2, plus side pockets, a mesh pocket, a bottle holder, and a MOLLE system that make a large load easier to arrange. Adjustable PE panels help the bag retain its shape, and four quick-release straps support mounting across a range of motorcycles. The cost of that capacity is bulk: at 3.63 kg, it is much heavier than the smaller commuter options, and its water-resistant construction needs the included rain cover for added waterproof protection. Compared with compact bags like the Trails End Lite, this is for substantial luggage, not a few essentials.
Pros:- Large 40–60-liter capacity accommodates substantial touring loads.
- Side pockets, mesh pocket, bottle holder, and MOLLE system provide varied storage options.
- Adjustable PE panels help the bag retain its shape.
- Four quick-release straps and an included rain cover support practical touring use.
Cons:- At 3.63 kg, it is heavier than the compact and commuter options.
- Water-resistant construction relies on the rain cover for added waterproof protection.
- Its large footprint can be excessive for routine commuting or small motorcycles.
Best for: Touring riders or campers who need expandable 40–60-liter storage and multiple places to organize bulky gear.
Not ideal for: Daily commuters, riders with limited rear-seat space, or anyone seeking a lightweight bag for a small load.
- Capacity:40–60 liters
- Material:1680D polyester
- Weight:3.63 kg
- Mounting:Adjustable strap mount with four quick-release straps
- Fit:Universal motorcycle fit
- Closure:Zipper
- Compartments:2
- Water resistance:Water-resistant; rain cover included
- Features:MOLLE system, bottle holder, side pockets, mesh pocket
Our verdict“Choose the RIDEIRON when high-volume touring storage matters more than low weight and a compact footprint.”
Nelson-Rigg Trails End Dual Sport/Enduro Tail Bag
The Trails End Dual Sport/Enduro keeps a compact footprint but adds expansion, making it more adaptable than the 5.5-liter Trails End Lite. Its 6.5-liter standard capacity rises to a taller 7.5-inch profile when expanded, which can help fit a little extra gear without moving to a commuter-sized bag such as the Nelson-Rigg CL-1060-S2. UltraMax polyester, lockable water-resistant zippers, heavy-duty webbing, and adjustable buckles suit dusty dual-sport use, while the lid’s MOLLE panel offers an attachment point for additional gear. However, the listed water resistance is not a substitute for a waterproof rain cover, and its modest capacity still rules out larger touring loads. I’d favor it over the Lite when occasional extra space matters; choose the Lite if the smallest profile is the priority.
Pros:- Expands from a compact 6.5-liter format for occasional extra storage.
- UltraMax polyester is designed to resist fading and harsh weather.
- Heavy-duty webbing and adjustable buckles support secure mounting.
- MOLLE lid panel and rubberized carry handle add useful versatility.
Cons:- Capacity remains limited for overnight or bulky touring gear.
- Water-resistant zippers do not provide a stated waterproof barrier.
- Expanded height may take up more room above the seat.
Best for: Dual-sport and enduro riders who want a compact seat bag with a little extra expandable capacity for changing day-ride loads.
Not ideal for: Touring riders who need substantial luggage space or riders who require specified waterproof protection without an added cover.
- Capacity:6.5 liters
- Standard dimensions:10.5 x 8.5 x 4.5 inches
- Expanded dimensions:10.5 x 8.5 x 7.5 inches
- Material:UltraMax polyester
- Mounting:Seat mount; heavy-duty webbing and adjustable buckles
- Water resistance:Water-resistant
- MOLLE panel:Yes
- Color:Black
Our verdict“Choose this Trails End model over the Lite when dual-sport rides call for a small capacity reserve, but not for extended touring loads.”
KEMIMOTO Expandable Motorcycle Tail Bag with Rain Cover
I’d choose this KEMIMOTO when a moderate load needs room to grow without committing to a large touring bag. Its 22–34-liter capacity handles changing packing needs, while the removable straps let it double as a backpack or handbag after the ride. Compared with the smaller KEMIMOTO 7–14L, it suits overnight gear rather than just daily essentials; the tradeoff is a much larger footprint and a stronger need for a stable mounting point. The rain cover adds wet-weather protection, while the shell itself is described as water-resistant. An 11-inch tablet pocket and separate mesh storage help keep small items organized, but I’d skip it if your bike lacks a rear rack: the listing suggests one for stable use.
Pros:- Expands from 22 to 34 liters to accommodate changing load sizes.
- Can be carried as a backpack or handbag away from the motorcycle.
- Includes a rain cover, tablet pocket, and inner mesh pocket.
- Six removable straps and reflective detailing support mounting and visibility.
Cons:- A rear rack is suggested for stable use, limiting its appeal for some seat-only setups.
- The expanded height and width can crowd smaller rear seats.
- The water-resistant shell relies on the included cover for stronger rain protection.
Best for: Riders with a rear rack who want one mid-size bag for commuting, day trips, and occasional overnight loads, plus an off-bike carry option.
Not ideal for: Owners of dirt bikes or motorcycles without a suitable rear rack, and riders who need a compact bag or a full-size helmet carrier.
- Capacity:22–34 liters
- Standard dimensions:14.6 × 12.2 × 7.9 inches
- Expanded dimensions:14.6 × 12.2 × 11.8 inches
- Materials:Leather and polyester
- Mounting:Seat mount; six removable straps
- Weather protection:Water-resistant shell with included rain cover
- Tablet pocket:Fits tablets up to 11 inches
- Fit guidance:Universal motorcycle fit; rear rack suggested for stable use
Our verdict“Choose this KEMIMOTO for adaptable mid-size carrying if your motorcycle has a stable rack and you value carrying the bag off the bike.”
Rhinowalk Expandable Motorcycle Tail Bag, 33–45 L, Waterproof, Black
For riders who want substantial touring capacity but don’t need the largest bag here, this Rhinowalk is a balanced rack-mounted choice. It starts at 33 liters and expands to 45, giving it more baseline room than the 22–34-liter KEMIMOTO while stopping short of the bulkier Rhinowalk 40–60L. Four rack straps and a reinforced frame are useful when carrying heavier loads; the non-slip bottom adds another layer of stability. The included rain cover, shoulder strap, and extension straps make it practical for trips that involve packing and unpacking away from the bike. Its soft PVC shell is less shape-retaining than a rigid case, and the expanded length may overwhelm a compact tail section. I’d favor it for a rack-equipped touring bike, not a small sportbike.
Pros:- 33–45-liter capacity offers more starting room than mid-size expandable bags.
- Four rack straps and a reinforced frame support rack-mounted loads.
- Includes a rain cover, shoulder strap, and two extension straps.
- Non-slip bottom and two compartments help manage gear on the bike.
Cons:- Expanded dimensions can be bulky on smaller motorcycles.
- The soft shell offers less shape retention than a rigid luggage case.
- Rack-mount design is less suited to motorcycles without a compatible rack.
Best for: Touring riders with a luggage rack who need a roomy, expandable bag with dedicated rack straps and a shoulder-carry option.
Not ideal for: Riders with small motorcycles or limited rack space, and anyone who wants a rigid case that holds its shape when lightly packed.
- Model:Y4045B
- Capacity:33–45 liters
- Standard dimensions:15.7 × 11.8 × 10.6 inches
- Expanded dimensions:21.6 × 12.2 × 10.6 inches
- Folded dimensions:16.9 × 13 × 3.1 inches
- Material:PVC
- Mounting:Rack mount; four rack straps
- Included accessories:Shoulder strap, two extension straps, rain cover
- Compartments and closure:Two compartments; zipper closure
Our verdict“Pick this Rhinowalk if you have a rack and want more baseline capacity than a mid-size tail bag without stepping up to a 60-liter option.”
KEMIMOTO Expandable Motorcycle Tail Bag, 7–14L
This is the lineup’s clearest choice for a small daily load: 7–14 liters keeps the bag more compact than the 22–34-liter KEMIMOTO, while expansion gives some extra room for a longer ride home or a few added items. Its straps allow it to move from the rear seat to shoulder or backpack carry, and the elastic cord offers quick access to light, non-secure gear. The rain cover and reflective accents are useful additions for commuting, though the water-resistant Oxford shell is not the same as a fully waterproof bag. This is not a helmet carrier, and fit restrictions are unusually important: the listing excludes several configurations, including dirt bikes, fully faired sportbikes, and bikes with factory hard luggage. I’d check the bike fit before choosing it.
Pros:- Compact 7–14-liter capacity suits everyday essentials without the bulk of touring bags.
- Converts between tail bag, shoulder bag, and backpack carry.
- Includes a rain cover and reflective accents.
- Elastic exterior cord and interior mesh pocket provide simple organization.
Cons:- Not designed to hold a full-size helmet.
- Fit is limited on dirt bikes, fully faired sportbikes, and motorcycles with factory hard luggage.
- Water-resistant fabric still depends on the rain cover for added wet-weather protection.
Best for: Commuters and day riders carrying small essentials who want a compact bag that can also be worn as a backpack or shoulder bag.
Not ideal for: Riders who need to carry a full-size helmet, own one of the listed incompatible motorcycle styles, or regularly pack overnight gear.
- Model:F1116-06705-BK
- Capacity:7–14 liters
- Expanded dimensions:14.6 × 12.2 × 7.5 inches
- Material:Oxford cloth
- Mounting:Motorcycle seat mount with removable straps
- Carry options:Tail bag, shoulder bag, or backpack
- Weather protection:Water-resistant fabric; rain cover included
- Compartments and closure:Two compartments; zipper closure
- Fit limitations:Not designed for dirt bikes, fully faired sportbikes, or bikes with factory hard luggage
Our verdict“Choose this KEMIMOTO for compact commuting if your motorcycle is compatible and your load is too small to justify a mid-size bag.”
Rhinowalk Expandable Motorcycle Tail Bag, 40–60 L, Black
When a trip calls for more than a weekend bag, this Rhinowalk offers 40 liters before expansion and up to 60 liters when extra space matters. That makes it a more substantial choice than the 33–45-liter Rhinowalk, although its expanded length also asks more of the motorcycle’s rear seat and mounting area. Three compartments help separate gear, and the shoulder strap lets the bag work as a duffel after arrival. The listing describes the bag as not waterproof and supplies a rain cover, so I’d treat that cover as part of the required wet-weather setup rather than assume the shell alone will protect contents. At 3.1 kg, it also adds meaningful weight before packing. It suits touring riders with room to mount it, not those seeking a light, compact commuter bag.
Pros:- Expands from 40 to 60 liters for large touring loads.
- Three compartments offer more separation than the 33–45-liter Rhinowalk.
- Includes mounting straps, extension straps, a shoulder strap, and rain cover.
- Reinforced frame and anti-slip bottom support use on the motorcycle.
Cons:- Expanded dimensions take up substantial space on the rear of the bike.
- At 3.1 kg, the bag adds noticeable weight before gear is packed.
- The bag itself is not described as waterproof, so wet-weather protection depends on the cover.
Best for: Touring riders who need a large, expandable luggage bag for multi-day trips and have enough rear-seat or rack space to secure it.
Not ideal for: Commuters, riders with short or narrow tail sections, and anyone who prioritizes low weight or a shell that is waterproof without its cover.
- Model:Y4060B
- Capacity:40–60 liters
- Expanded dimensions:24.4 × 12.4 × 12.4 inches
- Folded dimensions:16.9 × 13 × 3.1 inches
- Weight:3.1 kg
- Material:Polyester
- Mounting:Seat mount
- Compartments and closure:Three compartments; zipper closure
- Weather protection:Rain cover included; bag itself is not described as waterproof
Our verdict“Choose this Rhinowalk for high-capacity touring when your bike can accommodate its size and you’re prepared to use the rain cover in wet conditions.”
Nomad USA Expandable Motorcycle Tail Bag, 60L–80L
This Nomad USA is the outlier for riders who need luggage volume closer to a large touring setup than a conventional tail bag. Its 60–80-liter capacity exceeds the 40–60-liter Rhinowalk, making it the strongest fit here for bulky, multi-day loads—but also the easiest to overpack or overwhelm a smaller rear seat. Adjustable straps can attach to a rear seat, luggage rack, or sissy bar, so it offers more mounting routes than the rack-specific Rhinowalk 33–45L. The TPU tarpaulin fabric is described as water resistant, with a waterproof rain cover supplied for stronger protection. Multiple compartments, quick-access pockets, and reflective accents suit organized travel, but the listed compatibility is broad rather than bike-specific. I’d confirm the mounting layout and available space before relying on it for a trip.
Pros:- 60–80-liter capacity provides the largest stated load range in this group.
- Adjustable straps accommodate rear seats, luggage racks, or sissy bars.
- Multiple compartments and quick-access pockets support organized packing.
- Includes a waterproof rain cover and reflective accents.
Cons:- Its large capacity can create a bulky fit on smaller motorcycles.
- The bag fabric is water resistant rather than described as fully waterproof.
- Compatibility is stated broadly, so individual mounting layouts may still require checking.
Best for: Long-distance riders carrying bulky gear who have a large rear seat, luggage rack, or sissy bar and need maximum expandable capacity.
Not ideal for: Commuters, owners of smaller motorcycles, and riders who want a fully waterproof bag shell without fitting a rain cover.
- Model:NM-LUG
- Capacity:60–80 liters
- Material:TPU tarpaulin
- Mounting:Seat mount with adjustable straps
- Compatibility:Most motorcycles with rear seats, luggage racks, or sissy bars
- Weather protection:Water-resistant fabric; waterproof rain cover included
- Organization:Multiple compartments and quick-access pockets
- Visibility:Reflective accents
- Color:Black
Our verdict“Pick the Nomad USA when maximum luggage volume matters more than a compact profile and your motorcycle has a secure mounting point.”
KEMIMOTO Motorcycle Tail Bag, Waterproof 10L Seat Saddle Bag with Shoulder Strap and Rain Cover
For riders who want a modest, weather-protected load without carrying a large touring bag, the KEMIMOTO 10L keeps the setup straightforward. Its PVC and 600D Oxford construction is listed as waterproof, with a separate rain cover for added protection when conditions turn wet. Four buckles and two pillion straps give it several attachment points, while the shoulder strap makes it easier to carry off the bike. Compared with the Nelson Rigg CL-1060-R, this KEMIMOTO is smaller and simpler rather than expandable, so it suits essentials better than bulky commuting gear. The tradeoff is a single main compartment, which offers little separation for small items, and the PVC may feel stiff or heavy when packed. Choose it for compact trips, not helmet-sized cargo.
Pros:- 10-liter capacity suits essentials on short rides
- Waterproof PVC and Oxford fabric construction, plus an included rain cover
- Four buckles and two pillion straps provide multiple attachment points
- Adjustable shoulder strap and web handle support off-bike carrying
Cons:- Single compartment makes separating small items difficult
- PVC construction may feel stiff or heavy when fully loaded
Best for: Commuters and day riders who need a compact, waterproof place for essentials and want to carry the bag off the motorcycle.
Not ideal for: Riders carrying a helmet, bulky layers, or lots of small items; its 10-liter capacity and single compartment limit both load size and organization.
- Capacity:10 liters
- Material:PVC and 600D Oxford fabric
- Waterproof:Yes; built-in rain cover included
- Mounting type:Seat mount
- Compartments:1
- Attachment:Four buckles and two pillion straps
- Carrying options:Adjustable shoulder strap and web handle
- Color:Red
Our verdict“Choose this KEMIMOTO for a compact, weather-minded essentials bag, but pick an expandable model such as the Nelson Rigg CL-1060-R if you need more room.”
RAINSMORE Expandable Motorcycle Tail Bag, 22–34 L
The RAINSMORE 22–34L is a flexible choice for riders whose cargo changes from commute to weekend ride: keep it compact at 22 liters, then expand it for more gear. Its multiple compartments make organizing clothing and everyday items easier than in the KEMIMOTO 10L, while the stated expanded capacity can accommodate a full-face helmet. The bag also converts to a backpack or carry bag, which is useful when the destination has no secure place to leave luggage on the bike. A rain cover adds wet-weather backup, though the water-resistant zipper means I would not treat the bag itself as fully waterproof. Its adjustable five-point mounting depends on usable seat or rack attachment points, and its size may be excessive for riders who carry only small essentials.
Pros:- Expands from 22 to 34 liters for changing cargo needs
- Multiple compartments help separate riding gear and everyday items
- Converts to a backpack or carry bag with detachable shoulder strap
- Includes a rain cover and reflective detailing
Cons:- Fit and secure mounting depend on available seat or rack space and attachment points
- Water-resistant zipper and rain cover are not the same as a fully waterproof bag
- Expanded size may be more than short-trip riders need
Best for: Commuters and weekend riders who alternate between a modest load and helmet-sized cargo, and want compartments plus off-bike carrying options.
Not ideal for: Riders with limited seat or rack space, or those seeking a compact, simply mounted bag for daily essentials only.
- Capacity:22–34 liters
- Dimensions:14.6 × 12.2 × 7.9 inches; expands to 11.8 inches high
- Material:1680D fabric
- Closure:Zipper
- Mounting:Adjustable straps; five-point mounting
- Fit:Universal motorcycle fit; check seat and attachment points
- Included accessories:Rain cover and detachable shoulder strap
- Color:Black
Our verdict“Pick the RAINSMORE if you want expandable storage and backpack-style carrying; choose the smaller KEMIMOTO 10L for a less bulky essentials bag.”
Rhinowalk Expandable Motorcycle Tail Bag, 23–35L
The Rhinowalk Y2335 pairs expandable touring capacity with a hard ABS top shell, giving it a more protective structure than the soft-sided RAINSMORE 22–34L. At 23–35 liters, it can fit a full helmet when expanded, and the waterproof inner bag and sealed seams are intended to protect packed gear from rain. Cushioning adds another layer between the contents and road vibration, while the four-point seat mount gives riders a defined attachment setup. Shoulder straps and rubber handles make it easier to carry once detached. The tradeoff is that the supplied information does not establish how much weight the cushioning or shell can handle, and a structured top may be less forgiving when fitting a crowded rear seat. This is a stronger match for riders who value protection over a soft, flexible profile.
Pros:- Expands to 35 liters and can fit a full helmet
- ABS top shell adds structure compared with soft-sided options
- Waterproof inner bag, sealed seams, and PU6000MM fabric rating support wet-weather protection
- Four-point mounting and included shoulder straps and rubber handles
Cons:- Structured top may be less adaptable to crowded or irregularly shaped rear-seat setups
- Product details do not specify the number of compartments or a weight limit
- Larger expanded capacity is unnecessary for riders carrying only daily essentials
Best for: Touring and commuting riders who carry helmet-sized loads and prefer a structured shell with a waterproof inner bag.
Not ideal for: Riders who need a very compact bag, a flexible shape for irregular cargo, or clearly documented details about weight and organizational pockets.
- Model:Y2335
- Capacity:23–35 liters
- Material:Reinforced polyester fabric with ABS top shell
- Water resistance:Waterproof inner bag; PU6000MM fabric rating
- Mounting:Seat mount with four-point mounting system
- Fit:Universal motorcycle fit
- Closure:Zipper
- Carrying options:Shoulder straps and rubber handles
- Color:Carbon Black
Our verdict“Choose the Rhinowalk Y2335 if shell structure and a waterproof inner bag matter more than the softer, compartment-focused design of the RAINSMORE.”
Nelson Rigg CL-1060-R Black Commuter Lite Motorcycle Tail Bag
The Nelson Rigg CL-1060-R is the most commuter-focused option in this group: it starts at 11.71 liters, expands to 15.32 liters, and weighs two pounds. That measured increase is useful for adding a layer or lunch without moving up to a 22–34-liter bag like the RAINSMORE. Its four adjustable quick-release straps suit riders who want a seat-mounted bag that can be detached without a more elaborate carry conversion. Waterproof, UV-resistant UltraMax fabric, a rain cover, reflective piping, and lockable zippers address weather, visibility, and basic security. The limitation is modest capacity and a single main compartment; it is less suited to helmet-sized loads or detailed organization. Its focused size makes more sense for regular commutes than for riders packing for overnight trips.
Pros:- Expands from 11.71 to 15.32 liters for a modest increase in carrying room
- Waterproof and UV-resistant UltraMax fabric with included rain cover
- Four adjustable quick-release straps simplify mounting and removal
- Reflective piping, reflective handle, and lockable zippers add useful commuter details
Cons:- Single main compartment offers limited organization
- No dedicated padded section for delicate items
- Capacity is too limited for helmet-sized or overnight loads
Best for: Daily commuters who want a lightweight, expandable seat bag for work essentials and a spare layer, with quick-release mounting.
Not ideal for: Touring riders who need room for a full-face helmet, several bulky items, or multiple organized compartments.
- Capacity:11.71 liters standard; 15.32 liters expanded
- Dimensions:11 × 10 × 6.5 inches standard; 11 × 10 × 8.5 inches expanded
- Weight:2 pounds
- Material:UltraMax fabric; waterproof and UV-resistant
- Mounting:Seat mount with four adjustable quick-release straps
- Compartments:1 main compartment
- Included accessory:Rain cover
- Handle:Flush-mount reflective handle
Our verdict“Choose the Nelson Rigg for a light, quick-release commuter setup; opt for the RAINSMORE or Rhinowalk when you need substantially more cargo space.”
KEMIMOTO Motorcycle Tail Bag – Dual-Use Rear Seat Backpack with Waterproof Rain Cover, Expandable 25–45L
The KEMIMOTO dual-use tail bag is aimed at riders who want a larger load that can leave the motorcycle with them: it expands from 22 to 34 liters and converts into a backpack or handbag. Its two compartments give it an organizational advantage over the Nelson Rigg CL-1060-R, which has one main compartment and substantially less capacity. A rain cover, reflective strips, and adjustable seat-mount straps round out a practical commuter-to-weekend setup. The supplied title describes a 25–45L range, but the product specifications list 22–34L; I use the specification figures here rather than treating the title range as confirmed. Even at its stated expanded size, this may crowd a smaller motorcycle’s rear seat, and the provided data rules out dirt bikes and bicycles.
Pros:- Expandable 22–34-liter capacity accommodates larger loads
- Two compartments provide more separation than single-compartment commuter bags
- Converts to a backpack or handbag for off-bike carrying
- Includes a rain cover and reflective strips
Cons:- May be bulky when fully expanded on smaller motorcycles
- Not compatible with dirt bikes or bicycles
- Product title and specifications give different capacity ranges
Best for: Motorcycle commuters and weekend riders who want a larger expandable bag with two compartments and backpack-style carrying after parking.
Not ideal for: Riders with small rear seats or dirt bikes, and anyone who needs a compact setup or capacity beyond the listed 34 liters.
- Capacity:22–34 liters listed in specifications; 30 liters nominal
- Standard dimensions:14.6 × 12.2 × 7.9 inches
- Expanded dimensions:14.6 × 12.2 × 11.8 inches
- Material:1680D leather-fiber Oxford cloth
- Water protection:Waterproof rain cover
- Mounting:Seat mount with adjustable straps
- Compartments:2
- Closure:Zipper
- Color:Black
Our verdict“Choose this KEMIMOTO when backpack carrying and two compartments matter more than the slimmer profile of the Nelson Rigg CL-1060-R.”
How We Picked
I compared these 15 motorcycle tail bags by the details that shape daily use: listed capacity, expansion range, weather protection, carrying options, and how clearly each model suits a particular riding pattern. I gave weight to the difference between a compact bag for essentials and a large bag that can take touring gear, rather than treating maximum capacity as an automatic advantage. Rain covers and waterproof construction were judged as separate approaches to weather protection, since riders need to know what protection the listing actually describes.
The ranking favors useful balance and clear buyer fit over one standout specification. Options with adaptable capacity and stated rain protection rise for riders whose loads change, while smaller or more specialized bags rank higher for commuters, light packers, or riders who value off-bike portability. I also considered the practical cost of bulk: a high-capacity bag can be harder to justify if it overwhelms a small rear seat or carries much more than a rider needs. Since fit depends on the motorcycle and mounting points, I treat compatibility as something to verify before purchase rather than assume from capacity alone.
Factors to Consider When Choosing Motorcycle Tail Bags
Choosing a tail bag starts with how you ride, not with the largest capacity number. I’d match the bag to your usual load and rear-seat layout, then check weather protection and carrying details. These broader checks can help prevent a bag that looks versatile on paper from becoming awkward on your motorcycle.
Match capacity to your usual load, not your biggest trip
Think through what you carry on an ordinary ride before planning around an occasional long weekend. A compact 7–14L or 10L bag can keep daily essentials together without taking up as much space as a 40–60L option. Expandable models help when the same bag has to serve both uses, but an expanded compartment can invite overpacking and add bulk behind you. Write down the items you actually carry, including the shape of awkward gear, because capacity in litres does not guarantee an easy fit. If your larger trips are infrequent, a smaller regular bag may be more manageable than carrying touring-sized luggage every day.
Check the seat, rack, and mounting points before buying
A tail bag has to sit securely on the motorcycle you own, and the same bag can fit differently on a short sport seat and a broad touring rear seat. Check the product’s mounting instructions and compare the attachment points with places on your bike where straps can be secured without touching hot exhaust parts, moving suspension, or the rear wheel. Consider whether a passenger needs the same seat area; a large bag can make two-up riding impractical even if its capacity is appealing. Avoid assuming that a universal fit label means every mounting arrangement will be equally stable. A quick measurement of the usable seat or rack area can rule out a poor match before purchase.
Read weather protection claims carefully
Waterproof construction and an included rain cover describe different forms of protection, so check which one a particular listing specifies. A cover can be useful when a shower starts, but it is another item to fit and secure; waterproof materials still rely on closures and seams that may affect how well the whole bag resists water. For electronics, documents, or spare clothing, add a small dry bag inside rather than making the tail bag your only barrier. Think about the weather you ride in most often, not just the most favorable claim in a product name. This extra layer is especially sensible if your route has changing conditions or you cannot stop to cover your luggage promptly.
Plan for how you carry the bag off the bike
Some riders leave luggage on the motorcycle between stops, while others need to take it into an office, hotel, or shop. A shoulder strap or backpack conversion can make that handoff easier, but straps and extra carry features add pieces to manage while riding. Check whether loose straps can be stowed safely and whether the bag is comfortable to carry when packed, not just when empty. If the bag will usually stay attached, a dedicated motorcycle format may be simpler than paying attention to off-bike features you rarely use. For regular walking after parking, portability can matter as much as the bag’s seat fit.
Account for expansion, shape, and load stability
Expandable storage is useful when a return trip brings extra layers or souvenirs, but a fuller bag can change its shape and sit higher behind the rider. Pack dense items low and close to the seat, and keep the load balanced rather than pushing everything to one side. Do not rely on extra litres as a substitute for checking how the bag stays put once loaded. A soft bag can accommodate irregular items, while a larger expanded bag may need more care to avoid sagging or shifting. Before a long ride, check that the loaded setup leaves controls, lights, and passenger space unobstructed.
Spend more for a feature you will use repeatedly
Paying extra makes sense when a durable build, useful weather protection, wider capacity range, or off-bike carry feature solves a real recurring problem. It makes less sense to choose a large premium-style setup simply because it offers more room than you need. Compare what each model actually includes, since a listed rain cover, shoulder strap, or backpack function may save a separate purchase or improve your routine. Also account for maintenance: removable covers and manageable interiors are easier to deal with after dusty or wet rides. Choose the feature that reduces friction on your regular rides, rather than collecting features that rarely leave the product description.
Frequently Asked Questions
Is a 40–60L tail bag too large for everyday commuting?
It may be, especially if your bike has a short rear seat or you carry only a few daily items. A large bag can take up passenger space and feel oversized when it is not fully packed. If you regularly switch between commuting and touring, an expandable design can cover both jobs, but check how it sits in its smaller configuration. For daily essentials alone, the 7–14L and 10L options in this roundup are more naturally sized. Measure your available rear-seat area and compare it with the bag’s packed footprint before choosing.
Should I choose a waterproof tail bag or one that comes with a rain cover?
Start by checking exactly what the product listing calls waterproof and whether that claim applies to the main compartment, closures, and seams. A rain cover gives a rider a separate layer to deploy when needed, but it has to be stored and fitted securely. Either approach can be backed up with a small dry bag for items that cannot get wet. If you ride in frequent rain, prioritize clearly described protection over a vague weather-resistant label. For occasional showers, a cover may be a practical option if you are comfortable fitting it on the road.
Can I use an expandable tail bag on a motorcycle with a small passenger seat?
Possibly, but expansion does not solve a limited mounting footprint. A bag may overhang the seat or interfere with a passenger even when its capacity is reduced, so check its base dimensions and attachment layout rather than relying on litres alone. Look for secure mounting points that work with your motorcycle and keep the bag clear of moving or hot parts. If space is tight, a compact model is generally easier to position than a large touring bag. Confirm the fit with your motorcycle’s seat or rack measurements before ordering.
When is a backpack-convertible tail bag worth choosing?
It is a strong fit if you regularly remove your luggage after parking and want to carry it on foot without juggling a separate bag. The backpack feature adds value for commuting, hotel stops, or errands, but it may introduce straps and adjustments that a motorcycle-only bag does not need. Check how the shoulder straps stow while riding and whether the packed bag remains comfortable to carry. If your luggage stays on the bike, those features may add complexity without much benefit. The KEMIMOTO 25–45L dual-use model is the clearest option in this lineup for riders who want both roles.
Should I buy one large bag for every trip or separate bags for commuting and touring?
One expandable bag makes sense when you have a reliable place to store it and regularly need both compact and large capacity. Separate bags can be easier if your everyday ride benefits from a low-profile setup while touring requires substantially more space. The large option may be cumbersome on short rides, while a compact option cannot carry a multi-day load. Compare how often you tour with how often you commute, then decide which ride deserves the easier setup. For occasional trips, a smaller everyday bag plus a separate solution for touring may be more practical than riding with unused capacity year-round.
Conclusion
For one bag to cover varied loads, I’d start with the RIDEIRON 40–60 L as the best overall pick; its expansion range and included rain cover give it broad utility, provided your motorcycle has room for a large bag. For a best-value-style practical choice, the MOSISO 10L keeps the decision simple for riders carrying daily essentials, while the KEMIMOTO 7–14L is my pick for beginners who want a compact starting point. Riders seeking a best premium-style touring setup should compare the largest options, including the Nomad USA 60–80L, against their actual seat space and load needs before committing to that much capacity. For a sport-oriented commuter, the Nelson-Rigg CL-1060-S2 is the more focused choice; for off-bike carrying, look at the KEMIMOTO 25–45L dual-use backpack. The right motorcycle tail bag is the one that fits your bike and routine without making ordinary rides harder.
