| General |
| Comments | 2 Ride Modes (Rain/Road). Automatic Stability Control. | - |
| Year | - | 2024 |
| Colours | Black Storm Metallic, Blue/Red/White, Mineral Gray | - |
| Make Model | - | Triumph Speed 400 |
| Warranty | 3-years or 36,000 miles | - |
| Dimensions |
| Height (in.) | 51.2 inches | - |
| Wheelbase (in.) | 59.6 inches | - |
| Wheelbase (mm) | 1515 mm | - |
| Length (in.) | 85.2 inches | - |
| Height (mm) | 1300 mm | - |
| Width (in.) | 34.6 inches | - |
| Seat Height (in.) | 32.3 inches | - |
| Seat Height (mm) | 820 mm | - |
| Width (mm) | 880 mm | - |
| Storage | Saddle bags | - |
| Length (mm) | 2165 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 |
| Fuel Capacity (gal.) | 4.80 US gallons | - |
| Wet Weight (kg) | 239.0 kg | 170 |
| Wet Weight (lbs.) | 526.9 pounds | - |
| Fuel Capacity (l) | 18.17 litres | - |
| Oil Capacity (l) | 4.00 litres | - |
| Oil Capacity (Quarts) | 4.23 US quarts | - |
| Fuel Capacity | - | 13 Litres / 3.43 US gal |
| Coolant Capacity | 2.00 litres (0.53 US gallons) | - |
| Wet Weight | - | 170 kg / 375 lbs |
| Performance |
| Top Speed (km/h) | 201.2 km/h | - |
| Top Speed (mph.) | 125.0 mph | - |
| Max Power | - | 29.4 kW / 40hp @ 8000 rpm |
| Max Torque | 143.0 Nm (14.6 kgf-m or 105.5 ft.lbs) @ 6250 Revolutions">RPM | 38 Nm / 28 ft-lbs @ 6500 rpm |
| Engine |
| Displacement (ci) | 76.52 cubic inches | - |
| Engine Type | Twin, four-stroke | - |
| Fuel Reserve (l) | 4.00 litres | - |
| Fuel Reserve (gal.) | 1.06 US gallons | - |
| Fuel Control | Double Overhead Cams/Twin Cam (DOHC) | - |
| Displacement (cc) | 1254.0 cc | - |
| CO2 | 109.0 CO2 g/km. (CO2 - Carbon dioxide emission) | - |
| Bore x Stroke (mm) | 102.5 x 76.0 mm | - |
| Bore x Stroke (in,) | 4.0 x 3.0 inches | - |
| Displacement | - | 398 cc / 24.3 cu-in |
| Engine Detail | One balance shaft and variable engine timing system | Four stroke, DOHC, single cylinder, 4 valves |
| Fuel System | Injection. Electronic fuel injection with ride-by-wire throttle system | - |
| Bore x Stroke | - | 89.0 x 64.0mm |
| Compression Ratio | 12.5:1 | 12.1:1 |
| Cooling System | - | Liquid cooled |
| Emissions | Euro 4. Closed-loop 3-way catalytic converter. | Euro 5 |
| Engine Lubrication | Wet sump | - |
| Fuel Consumption | 4.70 litres/100 km (21.3 km/l or 50.05 mpg) | - |
| Fuel Induction | - | Bosch ride-by-wire EFI |
| Idle Speed | 1050 +/- 100 RPM | - |
| Starter | Electric | Electric |
| Valve System | 4 | - |
| Drivetrain |
| Clutch | Oil lubricated clutch, hydraulically operated | Wet multiplate with assist and slip functions |
| Final Drive | Shaft drive (cardan) (final drive) | X-ring chain |
| Gearbox | 6-speed | - |
| Transmission / Drive | - | 6-Speed |
| Chassis |
| Trail (mm) | 126 mm | - |
| Wheel Travel - Front (in.) | 5.5 inches | - |
| Wheel Travel - Rear (in.) | 5.5 inches | - |
| Wheel Travel - Rear (mm) | 140 mm | - |
| Trail (in.) | 4.9 inches | - |
| Wheel Travel - Front (mm) | 140 mm | - |
| Frame Type | Two section frame, front - and bolted on rear frame, load bearing engine | Hybrid spine/perimeter, tubular steel, bolt-on rear subframe |
| Suspension - Front | Upside-down telescopic fork, Ø 45 mm | 43mm Showa Big Piston, non-adjustable inverted fork |
| Suspension - Rear | Cast aluminum single-sided swing arm with BMW Paralever; WAD strut (travel-related damping), spring pre-load hydraulically adjustable | Single shock, fixed damping with the shock adjustable piggy-back reservior |
| Rake | 27.7° | 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 | TFT-Display with connectivity | Analogue speedometer with integrated multi-function LCD screen |
| Wheels & Brakes |
| Brakes - Front | Double disc. ABS, 4-piston radial calipers | Single 300 mm disc with radially mounted 4-piston caliper |
| Brakes - Rear | Single disc. ABS, dual-piston floating caliper | Single 230 mm disc with floating caliper |
| ABS | - | Bosch dual channel |
| Brake Fluid Type | DOT 4 | - |
| Tyre Pressure - Front | 36 PSI (2.5 Bar or 250 kPa) | - |
| Tyre Pressure - Rear | 42 PSI (2.9 Bar or 290 kPa) | - |
| Tyres - Front | 120/70-ZR17 | 110/70 x R17 |
| Tyres - Rear | - | 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 |