Rear Brakes 230mm fixed disc, floating caliper, ABS

Front Brakes 300mm fixed disc, four-piston radial caliper, ABS

Wheel Size Front Width (in): 3, Rear Width (in): 4

Fuel capacity 3.43 US gal (13 litres)

Wheelbase 54.21 in (1377 mm)

Height 3.5 in

Width 2.7 in

Seat Height 31.10 in (790 mm)

Wet Weight 375 lb (170kg)

Brochure URL https://storage.googleapis.com/revvable-prod.appspot.com/brochures/triumph/2026-speed-400-base.pdf

Transmission 6 speed

Drive Method Chain

Engine Config Single-cylinder

Stroke 4-stroke

Cylinders 1

Cooling Liquid cooled

Displacement 398.15 cc

Engine Cycles 4-Stroke

Fuel Type Gas

Engine Type Single-Cylinder

Start Type Electric

Manufacturer Triumph

Power 39.5 hp (40PS) @ 8,000 RPM

Torque 27.7 lb.-ft. @ 6,500 rpm

Front Suspension 43mm upside down Big Piston forks

Rear Suspension Gas monoshock RSU with external reservoir and pre-load adjustment

Front Tire 110/70 R17

Rear Tire 150/60 R17