The Triumph Bonneville Speedmaster motorcycle specifications include a 1,200 cc (73.22 cu in) engine, power of 77 hp (56.2 kW) @ 6,100 rpm, a 6-speed gearbox, and a listed weight of 245.5 kg (541.2 lb).
Key specifications
2018-2023Model years
1,200 ccDisplacement
77 hpPower
106.0 Nm @ 4,000 rpmTorque
245.5 kgDry weight
705 mmSeat height
12.1 LFuel tank
1,510 mmWheelbase
Model years covered
201820192020202120222023
Year-specific specification changes
The 2018 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
Frame
2021Tubular steel, twin cradle
20222023Tubular steel, twin cradle. Twin sided fabrication swing arm.
Front brakes
20192023Double disc. ABS. Brembo 2-piston floating caliper
Front suspension
2021202347 mm Showa cartridge forks
Fuel system
20212023Injection. Multipoint sequential electronic fuel injection
Rear suspension
20212023Mono-shock RSU with linkage and preload adjustment
Wheelbase
202120231,500 mm (59.1 inches)
Clutch
20222023Wet, multi-plate torque assist
Fuel capacity
2020202312.00 L (3.17 US gal)
Fuel consumption
202020214.30 L/100 km (23.3 km/l or 54.70 mpg)
202220234.60 L/100 km (21.7 km/l or 51.13 mpg)
Greenhouse gases
2020202199.8 CO 2 g/km. (CO2 – Carbon dioxide emission)
20222023106.7 CO 2 g/km. (CO2 – Carbon dioxide emission)
Instruments
20212023Analogue speedometer with LCD multi-functional display
Overall height
202120231,055 mm (41.5 inches)
Overall width
20222023910 mm (35.8 inches)
Wheels
2022202332-spoke wheels. Avon Cobra tires.
How the Triumph Bonneville Speedmaster compares
This compares the motorcycle with all Triumph models in this specifications database. The blue marker is this model and the grey line is the Triumph database average.
Engine power77 hp
Low 10 hpAverage 87.2 hpHigh 165 hp
About 12% lower than the Triumph database average. Around the 42nd percentile across Triumph models.
Displacement1,200 cc
Low 199 ccAverage 949 ccHigh 2,294 cc
About 26% higher than the Triumph database average. Around the 85th percentile across Triumph models.
Seat height705 mm
Low 690 mmAverage 789 mmHigh 855 mm
About 11% lower than the Triumph database average. Around the 10th percentile across Triumph models.
Fuel capacity12.1 L
Low 9.5 LAverage 17.9 LHigh 25 L
About 32% smaller than the Triumph database average. Around the 9th percentile across Triumph models.
This model Triumph database average
Mechanical overview
Engine layout snapshot
Twin, four-stroke • 1,200 cc • Liquid cooled • 77 hp
Chassis snapshot
Wheelbase 1,510 mmSeat 705 mm
6-speed • Chain (final drive) • 130/90-B16 front / 150/80-R16 rear
Additional useful specifications
| Front tire size |
130/90-B16 |
| Rear tire size |
150/80-R16 |
| Engine oil capacity |
4.50 L (4.76 US qt) |
| Estimated theoretical fuel range |
269 km |
| Power-to-weight ratio |
0.314 hp/kg |
| Power-to-weight |
313.6 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) @ 6,100 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 |
Liquid |
| Fuel system |
Injection |
| Fuel control |
Single Overhead Cams (SOHC) |
| 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 |
KYB 41 mm forks with cartridge damping |
| Rear suspension |
KYB monoshock with linkage and stepped preload adjuster |
| Front wheel travel |
90 mm (3.5 inches) |
| Rear wheel travel |
73 mm (2.9 inches) |
| Rake |
25.3° |
| Trail |
91 mm (3.6 inches) |
Brakes, wheels and tires
| Front brakes |
Single disc. ABS. Brembo 2-piston floating caliper |
| Rear brakes |
Single disc. ABS. Nissin 2-piston floating caliper |
| Front tire |
130/90-B16 |
| Rear tire |
150/80-R16 |
| Wheels |
32-spoke |
Dimensions and weight
| Dry weight |
245.5 kg (541.2 lb) |
| Seat height |
705 mm (27.8 inches) |
| Overall width |
770 mm (30.3 inches) |
| Overall height |
1,040 mm (40.9 inches) |
| Wheelbase |
1,510 mm (59.4 inches) |
Fuel and emissions
| Fuel capacity |
12.11 L (3.20 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) |
Performance
| Power/weight ratio |
0.3136 hp/kg |
Electrical and instruments
| Instruments |
LCD multi-functional instrument pack with analogue speedometer, odometer, gear position indicator, fuel gauge |
Other specifications
| Color options |
Black, white, silver, silver/red |
| Exhaust system |
Chromed 2 into 2 exhaust system with twin chrome silencers |
| Factory warranty |
24 months unlimited milage |
| Price as new |
US$ 13150. 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.