Naked Motorcycles
2014Yamaha SR400 WrenchMonkees GibbonSlap
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The 2014 Yamaha SR400 WrenchMonkees GibbonSlap is a lightweight allround motorcycle powered by a reliable 399cc single-cylinder four-stroke engine producing 23 horsepower. Its air-cooled design and accessible handling make it ideal for riders seeking an unpretentious, easy-to-maintain bike for commuting and casual riding. Known for its classic styling and fuel-efficient simplicity, it appeals to beginners and experienced riders alike.
- Capacity
- 399.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Wet weight
- 176.0 kg
- Seat height
- 790 mm
- Power
- 22.9 HP (16.8 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It's built for relaxed urban riding and short scenic jaunts, styled as a custom scrambler rather than a genuine off-road or long-distance tool.
- Built for
- A soulful, minimalist retro single with a distinctive titanium megaphone exhaust note, rewarding riders who enjoy mechanical engagement over raw speed.
- Not ideal for
- This is not the machine for riders wanting highway touring comfort, passenger carrying, serious off-road capability, or fast acceleration.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 399.0 ccm
- Power
- 22.9 HP (16.8 kW)
- Torque
- 27.4 Nm (2.8 kgf-m) @ 3000 RPM
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.1301 HP/kg (wet)
- Bore x stroke
- 87.0 x 67.2 mm
- Compression
- 8.5:1
- Cooling system
- Air
- Fuel system
- Injection
- Starting
- Kick
- Valves per cylinder
- 2
- Lubrication system
- Wet-sump
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet, Multiple Disc
Dimensions & weight
- Wheelbase
- 1410 mm
- Overall length
- 2085 mm
- Overall width
- 750 mm
- Overall height
- 1100 mm
- Seat height
- 790 mm
- Wet weight
- 176.0 kg
- Fuel capacity
- 12.00 litres
- Ground clearance
- 140 mm
- Oil capacity
- 2.40 litres
- Carrying capacity
- Luggage rack that carries hand-built soft panniers
- Dry weight
- Not on record - add it
Chassis & suspension
- Frame
- Steel Double Cradle
- Front suspension
- Telescopic fork
- Rear suspension
- Dual shocks
- Front wheel travel
- 150 mm
- Rear wheel travel
- 125 mm
- Rake (fork angle)
- 24.7°
- Trail
- 111 mm
Brakes & wheels
- Front brakes
- Single disc. 2-piston calipers
- Rear brakes
- Expanding brake (drum brake)
- Front tyre
- 90/100-18
- Rear tyre
- 110/90-18
Other
- Color options
- Matt black
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Yamaha SR400 WrenchMonkees GibbonSlap?
The 2014 Yamaha SR400 WrenchMonkees GibbonSlap has a Capacity of 399.0 ccm (24.35 cubic inches).
What engine power does the Yamaha SR400 WrenchMonkees GibbonSlap have?
The 2014 Yamaha SR400 WrenchMonkees GibbonSlap has a Power of 22.9 HP (16.8 kW).
How many gears does the Yamaha SR400 WrenchMonkees GibbonSlap have?
The 2014 Yamaha SR400 WrenchMonkees GibbonSlap has a Gearbox of 5-speed.
What is the torque of the Yamaha SR400 WrenchMonkees GibbonSlap?
The 2014 Yamaha SR400 WrenchMonkees GibbonSlap has a Torque of 27.4 Nm (2.8 kgf-m or 20.2 ft.lbs) @ 3000 RPM.
How much does the Yamaha SR400 WrenchMonkees GibbonSlap weigh?
The 2014 Yamaha SR400 WrenchMonkees GibbonSlap has a Wet weight of 176.0 kg (388.0 pounds).
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