| Engine Type | Liquid-cooled, 4 valve, DOHC, single-cylinder |
| Total displacement | 398.15 cc |
| Cooling System | Liquid Cooled |
| Maximum torque * | 37.5 Nm @ 6500 rpm |
| Cylinder | 1 |
| Valve Per Cylinder | 4 |
| Gear Box | 6 Speed |
| Start | Electric Start |
| Clutch | Wet, multi-plate, slip & assist |
| Ignition | CDI |
| Fuel Supply | Fuel Injection |
| Bore | 89.0 mm |
| Stroke | 64.0 mm |
| Emission Type | BS 6 - 2.0 |
| Additional features |
| Length | - |
| Width | 814 mm |
| Height | 1084 mm |
| Wheelbase | 1377 mm |
| Fuel Tank Capacity | 13 l |
| Ground Clearance | 170mm |
| Kerb weight** | 170 kg |
| Load Capacity** | 170 kg |
| Additional Storage | |
| Engine Oil | 2.5 L |
| Additional Features |
| Front Brake Diameter | 300 mm |
| Rear Brake Diameter | 230 mm |
| Front Tyre Pressure | 25 psi |
| Rear Tyre Pressure | 32 psi |
| Rear Tyre Pressure(Rider and Pillion) | 30 psi |
| Additional Features |
| Charging Point | NA |
| Service Due Indicator | Yes |
| Speedometer | Analogue |
| Odometer | Digital |
| Tripmeter | Digital |
| Fuel gauge | Yes |
| Clock | Yes |
| Riding Modes | |
| Passenger Footrest | Yes |
| Engine Kill Switch | Yes |
| Display | LED |
| Additional Features |
| Headlight | LED |
| Taillight | LED |
| Turn Signal lamp | LED |
| DRL | |
| Low Battery Indicator | |
| Additional Features |
| Suspension Front | 43 mm upside down Big Piston forks. 140mm wheel travel |
| Suspension Rear | Gas monoshock RSU with external reservoir and pre-load adjustment. 130 mm wheel travel |
| Brakes Front | Disc |
| Brakes Rear | Disc |
| Tyre Size | Front :-110/70 R17, Rear :-150/60 R17 |
| Wheel Size | Front :-431.8 mm,Rear :-431.8 mm |
| Wheel Type | Alloy |
| Frame | Hybrid spine/perimeter, tubular steel, bolt-on rear subframe |
| Tubeless Tyre | Tubeless |
| Additional Features |
| Top Speed | 150 kmph (approximate) |
| Acceleration 0-80 | 8.08 seconds |
| Acceleration 0-100 | 13.25 seconds |
| Breaking 60-0 | 19.79 mm |
| Breaking 80-0 | 33.91 mm |
| Breaking 100-0 | 37.89 mm |
| Additional Features |
28.3 kmpl
Bajaj Triumph 400 Triumph Speed 400 STD - 2.33 Lakh*
