The Triumph Bonneville Bobber motorcycle specifications include a 1,200 cc (73.22 cu in) engine, power of 77 hp (56.2 kW) @ 6,550 rpm, a 6-speed gearbox, and a listed weight of 228 kg (502.7 lb).
Key specifications
2017-2023Model years
1,200 ccDisplacement
77 hpPower
106.0 Nm @ 4,000 rpmTorque
228 kgWet weight
690 mmSeat height
10.6 LFuel tank
1,510 mmWheelbase
Model years covered
2017201820192020202120222023
Year-specific specification changes
The 2017 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
Front brakes
20212023Single disc. ABS. Brembo 2-piston floating caliper
Front suspension
20182020KYB 41mm forks
20212023Showa cartridge forks, 47mm
Front tire
20212023MT90-B16
Fuel system
20212023Injection. Multipoint sequential electronic injection
Power
2019202076 hp (55.5 kW) @ 6,100 rpm
2022202376.9 hp (56.1 kW) @ 6,100 rpm
Rear suspension
20182020KYB monoshock with linkage
20212023Mono-shock RSU with linkage
Rear tire
20182023150/80-R16
Wet weight
20212023250.8 kg (553 lb)
Wheelbase
202120231,500 mm (59.1 inches)
Cooling system
20182023Liquid
Front wheel travel
2018202390 mm (3.5 inches)
Fuel capacity
201920209.00 L (2.38 US gal)
2021202312.00 L (3.17 US gal)
Fuel consumption
201920224.10 L/100 km (24.4 km/l or 57.37 mpg)
20234.60 L/100 km (21.7 km/l or 51.13 mpg)
Greenhouse gases
2019202295.1 CO 2 g/km. (CO2 – Carbon dioxide emission)
2023106.7 CO 2 g/km. (CO2 – Carbon dioxide emission)
Instruments
20182020LCD multi-functional instrument pack with analogue speedometer, odometer, gear position indicator, fuel gauge
20212023Analogue speedometer with LCD multi-functional display
Overall height
20231,055 mm (41.5 inches)
Rake
2021202324.5°
Rear wheel travel
2018202377 mm (3.0 inches)
Trail
2021202392 mm (3.6 inches)
Mechanical overview
Engine layout snapshot
Twin, four-stroke • 1,200 cc • Air cooled • 77 hp
Chassis snapshot
Wheelbase 1,510 mmSeat 690 mm
6-speed • Chain (final drive) • 100/90-19 front / 150/80-16 rear
Additional useful specifications
| Front tire size | 100/90-19 |
|---|---|
| Rear tire size | 150/80-16 |
| Front tire width | 100 mm |
| Front tire aspect ratio | 90% |
| Front rim diameter | 19 in |
| Rear tire width | 150 mm |
| Rear tire aspect ratio | 80% |
| Rear rim diameter | 16 in |
| Engine oil capacity | 4.50 L (4.76 US qt) |
| Estimated theoretical fuel range | 236 km |
| Power-to-weight ratio | 0.338 hp/kg |
| Power-to-weight | 337.7 hp/tonne |
| Specific power | 64.2 hp/L |
| Bore/stroke ratio | 1.22:1 (Oversquare) |
Engine specifications
| Engine type | Twin, four-stroke |
|---|---|
| Displacement | 1,200 cc (73.22 cu in) |
| Power | 77 hp (56.2 kW) @ 6,550 rpm |
| Torque | 106.0 Nm (10.8 kgf-m or 78.2 ft.lbs) @ 4,000 rpm |
| Bore × stroke | 97.6 x 80 mm (3.8 x 3.1 inches) |
| Compression ratio | 10.0:1 |
| Valves per cylinder | 4 |
| Cooling system | Air |
| Fuel system | Injection. Multipoint sequential electronic fuel injection with SAI |
| Fuel control | Single Overhead Cams (SOHC) |
| Ignition | Digital-inductive type via engine management system |
| Starter | Electric |
| Oil capacity | 4.50 L (4.76 US qt) |
Transmission and drivetrain
| Gearbox | 6-speed |
|---|---|
| Final drive | Chain (final drive) |
| Clutch | Wet, multi-plate assist clutch |
Chassis and suspension
| Frame | Tubular steel cradle. Twin-sided, tubular steel swing arm. |
|---|---|
| Front suspension | Kayaba 41mm forks |
| Rear suspension | Kayaba chromed spring twin shocks with adjustable preload |
| Front wheel travel | 120 mm (4.7 inches) |
| Rear wheel travel | 120 mm (4.7 inches) |
| Rake | 25.8° |
| Trail | 88 mm (3.5 inches) |
Brakes, wheels and tires
| Front brakes | Single disc. ABS. Nissin 2-piston floating caliper |
|---|---|
| Rear brakes | Single disc. ABS. Nissin single piston floating caliper. |
| Front tire | 100/90-19 |
| Rear tire | 150/80-16 |
| Wheels | Wire 32-spoke, steel rims |
Dimensions and weight
| Wet weight | 228 kg (502.7 lb) |
|---|---|
| Seat height | 690 mm (27.2 inches) |
| Overall width | 800 mm (31.5 inches) |
| Overall height | 1,025 mm (40.4 inches) |
| Wheelbase | 1,510 mm (59.4 inches) |
Fuel and emissions
| Fuel capacity | 10.60 L (2.80 US gal) |
|---|---|
| Fuel consumption | 4.50 L/100 km (22.2 km/l or 52.27 mpg) |
| Greenhouse gases | 104.4 CO 2 g/km. (CO2 – Carbon dioxide emission) |
Electrical and instruments
| Instruments | LCD multi-functional instrument pack |
|---|
Other specifications
| Color options | Black, dark red |
|---|---|
| Seat | Solo seat |
| Exhaust system | Brushed stainless steel 2 into 2 twin-skin exhaust system with brushed stainless silencers. |
| Factory warranty | 24 months unlimited milage |
| Price as new | US$ 11900. MSRP depends on country, taxes, accessories, etc. |
Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Triumph models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Triumph information before relying on them. Visit the official Triumph website.