Data sheet
Dimensions & weights
- Wet weight
- 179 kg
- Seat height
- 835 mm
- Wheelbase
- 1418 mm
- Suspension travel
- 150 / 150 mm
- Payload capacity
- 176 kg
Engine & drivetrain
- Engine
- 398 cc · Single
- Cooling
- Liquid cooled
- Output
- 40 hp · 37 Nm
- Transmission
- 6-speed
- Final drive
- Chain
- Fuelling
- Electronic fuel injection
Fuel & range
- Fuel capacity
- 13 L
- Real world range
- 290 km
Electronics & rider aids
- Ride modes
- None
- Cruise control
- No
- Traction control
- No
- ABS
- Yes · fully defeatable
- Heated grips
- No
- Heated seat
- No
Service intervals
- Service interval
- 10,000 km
- Valve check
- 16,000 km
- Chain lube
- every 300 km
Protection
- Bash plate
- None
- Radiator guard
- No
- Oil cooler guard
- No
- Hand guards
- No
Consumables & service specs
Every value carries its source.
Tyres
- Front
- 100/90-19 57VTriumph OM Speed 400/Scrambler 400X · official
- Rear
- 140/80 R17 69VTriumph OM Speed 400/Scrambler 400X · official
Tyre pressures
- Front — solo
- 1.79 bar179 kPa / 26.0 psi, cold. Manual does not differentiate solo vs loaded pressures — same value applies to bothTriumph OM Speed 400/Scrambler 400X · official
- Rear — solo
- 2.28 bar228 kPa / 33.0 psi, cold. Manual does not differentiate solo vs loaded pressures — same value applies to bothTriumph OM Speed 400/Scrambler 400X · official
- Front — loaded
- 1.79 barOfficial Triumph handbook does not publish a separate loaded/passenger pressure table for this model; same value as solo is used per manualTriumph OM Speed 400/Scrambler 400X · official
- Rear — loaded
- 2.28 barOfficial Triumph handbook does not publish a separate loaded/passenger pressure table for this model; same value as solo is used per manualTriumph OM Speed 400/Scrambler 400X · official
Engine oil
- Viscosity
- Fully synthetic 10W/50, API SN (or higher) + JASO MA2Semi-synthetic oil must NOT be used per official handbook warningTriumph OM Speed 400/Scrambler 400X · official
- Capacity
- 2.0 lWet fill including filter change = 2.0L; wet fill excluding filter = 1.8L; dry fill = 2.25LTriumph OM Speed 400/Scrambler 400X · official
Coolant
- Capacity
- 1.2 lThermostat opens at 88°C, per official Triumph owner's handbookTriumph OM Speed 400/Scrambler 400X · official
Brakes
- Fluid type
- Triumph Performance DOT 4Triumph OM Speed 400/Scrambler 400X · official
Final drive
- Chain
- 520 Series X-ring chain, 106 links, final drive ratio 3.07:1 (43/14)20-link chain length spec 323.7mm per official handbookTriumph OM Speed 400/Scrambler 400X · official
Spark plugs
- Type
- Bosch VR6NEUTriumph OM Speed 400/Scrambler 400X · official
- Gap
- 0.9 mm+0.00/-0.1mm tolerance per official handbookTriumph OM Speed 400/Scrambler 400X · official
- Quantity
- 1Single-cylinder engine (inferred from engine architecture; handbook does not explicitly restate quantity but confirms single-cylinder 4-valve DOHC design)Triumph OM Speed 400/Scrambler 400X · official
Battery
- Type
- ETZ-9 or YTX9-BS, 12V/8AhAlternator rated 14V/18.5A at 4000rpmTriumph OM Speed 400/Scrambler 400X · official
Fuel
- Minimum octane
- 91 RON minimum (87 AKI/CLC in US)Triumph OM Speed 400/Scrambler 400X · official
- Ethanol tolerance
- E5/E10 compatible (Europe); up to E25 in some other marketsTriumph OM Speed 400/Scrambler 400X · official