Naked Motorcycles

2017Mash Custom 400

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The 2017 Mash Custom 400 is a naked bike for riders who want straightforward, upright everyday riding. Its 400cc air-cooled single makes 27 hp and 30 Nm, with a 780 mm seat, a 151 kg wet weight and a 13-litre tank.

Capacity: 400.0 ccm
Engine: Single, four-stroke
Gearbox: 5-speed
Wet weight: 151.0 kg
Seat height: 780 mm
Power: 27.0 HP (19.7 kW) @ 7000 RPM

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How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail40%

Cornering45%

City riding60%

Daily riding55%

Touring30%

Two-up30%

Track15%

Best for: It's best suited as a light urban and leisure commuter with a scrambler-style aesthetic rather than a serious offroad or touring machine.
Built for: It has a simple, classic single-cylinder character with relaxed, easygoing power delivery rather than outright performance.
Not ideal for: It's not for riders seeking high-speed touring, serious off-road capability, or aggressive sport riding.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 780mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2017 Mash Custom 400, with a relaxed knee angle of around 120 degrees and a forward-leaning riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 751-820 mm — Middle Ground →

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Full specifications

Engine

Capacity: 400.0 ccm
Power: 27.0 HP (19.7 kW) @ 7000 RPM
Torque: 30.0 Nm (3.1 kgf-m) @ 5500 RPM
Engine type: Single, four-stroke
Power/weight ratio: 0.1788 HP/kg (wet)
Cooling system: Air
Fuel system: Injection
Starting: Electric & kick
Valves per cylinder: 4
Lubrication system: Dry sump

Transmission

Gearbox: 5-speed
Transmission type: Manual
Final drive: Chain

Dimensions & weight

Overall length: 2130 mm
Overall width: 740 mm
Overall height: 1130 mm
Seat height: 780 mm
Wet weight: 151.0 kg
Fuel capacity: 13.00 litres
Dry weight: Not on record - add it
Ground clearance: Not on record - add it

Chassis & suspension

Front suspension: Telescopic Forks
Rear suspension: Twin Shocks with Adjustable Pre-Load
Front wheel travel: 210 mm
Rear wheel travel: 200 mm

Brakes & wheels

Front brakes: Single disc
Front brakes diameter: 280 mm
Rear brakes: Expanding brake (drum brake)
Rear brakes diameter: 180 mm
Front tyre: 100/90-19
Rear tyre: 130/70-18

Other

Color options: Blue/white
Warranty: 24
Comments: French brand. Bike made in China. Sold in Europe.

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

Rider Reviews

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MotorcycleDB

The 2017 Mash Custom 400 motorcycle is a stunning blend of retro design and modern technology. Its vintage-inspired styling, with a round headlight, classic teardrop-shaped fuel tank, and minimalistic bodywork, pays homage to the iconic motorcycles of the past while incorporating contemporary features. The bike is powered by a 397cc single-cylinder engine, providing plenty of torque and a smooth, responsive performance. With its comfortable riding position and nimble handling, the Mash Custom 400 is a joy to ride on both city streets and winding country roads.

Overall, the 2017 Mash Custom 400 motorcycle is a compelling option for riders who appreciate classic aesthetics and reliable, modern engineering. Its combination of retro styling, advanced features, and enjoyable performance make it a standout choice in the mid-size motorcycle market. Whether you're a seasoned rider looking for a stylish commuter or a beginner seeking a versatile and approachable bike, the Mash Custom 400 offers a timeless appeal and a satisfying riding experience.

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