| General |
| Year | - | 2024 |
| Colours | Red (red/black), Matte Black (black/black), White (black/black) | - |
| Make Model | - | Triumph Speed 400 |
| Dimensions |
| Wheelbase (in.) | 57.1 inches | - |
| Seat Height (mm) | 770 mm | - |
| Seat Height (in.) | 30.3 inches | - |
| Wheelbase (mm) | 1,450 mm | - |
| Seat Height | - | 790 mm / 31.1 in |
| Wheelbase | - | 1377 mm / 54.2 in |
| Height | - | 1075 mm / 42.3 in |
| Length | - | 2056 mm / 80.9 in |
| Width | - | 795 mm / 31.3 in |
| Weights & Capacities |
| Dry Weight (kg) | 161 | - |
| Fuel Capacity (gal.) | 3.96 gallons | - |
| Fuel Capacity (l) | 15.00 litres | - |
| Wet Weight (kg) | - | 170 |
| Dry Weight (lbs.) | 354.9 pounds | - |
| Fuel Capacity | - | 13 Litres / 3.43 US gal |
| Wet Weight | - | 170 kg / 375 lbs |
| Performance |
| Max Power | - | 29.4 kW / 40hp @ 8000 rpm |
| Max Torque | 50.60 Nm (5.2 kgf-m or 37.3 ft.lbs) | 38 Nm / 28 ft-lbs @ 6500 rpm |
| Power-to-Weight Ratio | 0.4898 HP/kg | - |
| Engine |
| Bore x Stroke (in,) | 3.5 x 2.3 inches | - |
| Bore x Stroke (mm) | 88.0 x 57.2 mm | - |
| Displacement (cc) | 696.00 cc | - |
| Displacement (ci) | 42.47 cubic inches | - |
| Engine Type | V2, four-stroke | - |
| Fuel Control | Desmodromic valve control | - |
| Displacement | - | 398 cc / 24.3 cu-in |
| Engine Detail | - | Four stroke, DOHC, single cylinder, 4 valves |
| Fuel System | Injection. Siemens electronic fuel injection, 45mm throttle body | - |
| Bore x Stroke | - | 89.0 x 64.0mm |
| Compression Ratio | 10.7:1 | 12.1:1 |
| Cooling System | - | Liquid cooled |
| Emissions | - | Euro 5 |
| Exhaust | 2 aluminium mufflers | - |
| Fuel Induction | - | Bosch ride-by-wire EFI |
| Starter | Electric | Electric |
| Valve System | 2 | - |
| Drivetrain |
| Clutch | APTC wet multiplate with hydraulic control | Wet multiplate with assist and slip functions |
| Final Drive | Chain | X-ring chain |
| Gearbox | 6-speed | - |
| Transmission / Drive | - | 6-Speed |
| Chassis |
| Wheel Travel - Rear (in.) | 5.8 inches | - |
| Wheel Travel - Front (in.) | 4.7 inches | - |
| Wheel Travel - Rear (mm) | 148 mm | - |
| Wheel Travel - Front (mm) | 120 mm | - |
| Frame Type | Tubular steel trellis frame | Hybrid spine/perimeter, tubular steel, bolt-on rear subframe |
| Suspension - Front | Showa 43mm upside-down forks | 43mm Showa Big Piston, non-adjustable inverted fork |
| Suspension - Rear | Progressive linkage with preload and rebound Sachs adjustable monoshock | Single shock, fixed damping with the shock adjustable piggy-back reservior |
| Rake | 24.0° | 26.6° |
| Swingarm | - | Twin-sided, cast aluminium alloy |
| Trail | - | 101.6 mm / 4 in |
| Wheel Travel - Front | - | 139.7 mm / 5.5 in |
| Wheel Travel - Rear | - | 129.4 mm / 5.1 in |
| Electrical Systems |
| Instrumentation | - | Analogue speedometer with integrated multi-function LCD screen |
| Wheels & Brakes |
| Brakes - Front Diameter (in.) | 12.6 inches | - |
| Brakes - Rear Diameter (mm) | 245 mm | - |
| Brakes - Rear Diameter (in.) | 9.6 inches | - |
| Brakes - Front Diameter (mm) | 320 mm | - |
| Brakes - Front | Double disc | Single 300 mm disc with radially mounted 4-piston caliper |
| Brakes - Rear | Single disc | Single 230 mm disc with floating caliper |
| ABS | - | Bosch dual channel |
| Tyres - Front | 120/60-ZR17 | 110/70 x R17 |
| Tyres - Rear | 160/60-ZR17 | 150/60 x R17 |
| Wheels - Front | - | 17 x 3 in with 10-spoke cast aluminium alloy rims |
| Wheels - Rear | - | 17 x 4 in with 10-spoke cast aluminium alloy rims |