30 June. Tuesday 2026
Speed 400 - 2026 Specifications and Reviews
The 2026 Triumph Speed 400 is a modern middleweight roadster designed for riders seeking engaging everyday performance and nimble handling. Powered by a 398cc parallel-twin engine delivering 39.5 horsepower and 27.7 ft-lb of torque, it combines approachable power with excellent maneuverability. Known for its responsive suspension, dual ABS braking, and accessible ergonomics, the Speed 400 excels as an ideal daily commuter and weekend canyon carver.
2026
Engine and Transmission Specifications | |
| Gearbox | 6 speed |
| Clutch | Wet, multi-plate, slip & assist |
| Final Drive | X-ring chain |
| Exhaust System | Stainless twin-skin header system with stainless steel silencer |
| Max Torque | 27.7 ft lb @ 6,500 rpm |
| Max Power | 39.5 HP (40PS) @ 8,000 RPM |
| Compression Ratio | 12:1 |
| Capacity | 398.15 cc |
| | |
Physical measures and capacities | |
| Wet Weight | 375 lb (170kg) |
| Fuel Capacity | 3.43 US gal (13 litres) |
| Wheelbase | 54.21 in (1377 mm) |
| Seat Height | 31.10 in (790 mm) |
| Overall Height | 42.68 (1084mm) |
| Overall Width | 32.05 in (814 mm) |
Speed 400 dimensions and frame | |
| Trail | 4.02 in (102 mm) |
| Rake | 24.6 º |
| Rear Brakes | 230mm fixed disc, floating caliper, ABS |
| Front Brakes | 300mm fixed disc, four-piston radial caliper, ABS |
| Rear Suspension | Gas monoshock RSU with external reservoir and pre-load adjustment. 130mm wheel travel |
| Front Suspension | 43mm upside down Big Piston forks. 140mm wheel travel |
| Rear Tyre | 150/60 R17 |
| Front Tyre | 110/70 R17 |
| Frame | Hybrid spine/perimeter, tubular steel, bolt-on rear subframe |
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