Cruisers
2021Triumph Bonneville Bobber
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The 2021 Triumph Bonneville Bobber is a 1200cc air-cooled cruiser that appeals to riders seeking classic styling with modern performance and reliability. Known for its aggressive bobber aesthetic, low-slung stance, and punchy 270-degree parallel twin engine, it delivers accessible power and torque ideal for both highway cruising and city riding. The liquid-cooled engine and six-speed transmission provide smooth, dependable performance for experienced riders who value retro charm over raw speed.
- Capacity
- 1200.0 ccm
- Engine
- Parallel Twin, four-stroke
- Gearbox
- 6-speed
- Wet weight
- 250.8 kg
- Seat height
- 690 mm
- Power
- 76.9 HP (56.1 kW) @ 6100 RPM
What’s new for the 2021 Triumph Bonneville Bobber
vs the 2020| Spec | 2020 | 2021 |
|---|---|---|
| Power | 76.0 HP (55.5 kW) @ 6100 RPM | 76.9 HP (56.1 kW) @ 6100 RPM |
| Dry weight | 228.0 kg (502.7 pounds) | not listed |
| Fuel capacity | 9.00 litres (2.38 US gallons) | 12.00 litres (3.17 US gallons) |
| Front suspension | KYB 41mm forks | Showa cartridge forks, 47mm |
| Rear suspension | KYB monoshock with linkage | Mono-shock RSU with linkage |
| Front brakes | Single disc. ABS. Nissin 2-piston floating caliper | Single disc. ABS. Brembo 2-piston floating caliper |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built primarily for stylish, relaxed cruising and short-to-medium rides where looks and feel matter as much as outright capability.
- Built for
- A torquey, characterful parallel twin wrapped in classic bobber styling, delivering relaxed, satisfying low-rev performance rather than high-rev thrills.
- Not ideal for
- Not suited to riders seeking sharp sport handling, long-distance touring comfort, or any off-road capability.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usRange and running costs
Worked out in your browser - nothing is sent to usBased on the maker's published fuel consumption and tank size. Real-world figures depend on how and where you ride, and the last litres of a tank are reserve. Prices shown greyed are examples - type your own.
Engine
- Capacity
- 1200.0 ccm
- Power
- 76.9 HP (56.1 kW) @ 6100 RPM
- CO2 Emissions
- 95 CO2 g/km
- Torque
- 106.0 Nm (10.8 kgf-m) @ 4000 RPM
- Engine type
- Parallel Twin, four-stroke
- Fuel consumption
- 4.10 litres/100 km (24.4 km/l)
- Power/weight ratio
- 0.3066 HP/kg (wet)
- Bore x stroke
- 97.6 x 80.0 mm
- Compression
- 10.0:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- Digital-inductive type via engine management system
- Valves per cylinder
- 4
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet, multi-plate assist clutch
Dimensions & weight
- Wheelbase
- 1500 mm
- Overall length
- 2225 mm
- Overall width
- 800 mm
- Overall height
- 1025 mm
- Seat height
- 690 mm
- Wet weight
- 250.8 kg
- Fuel capacity
- 12.00 litres
- Oil capacity
- 4.50 litres
- Dry weight
- Not on record - add it
Chassis & suspension
- Frame
- Tubular steel cradle. Twin-sided, tubular steel swing arm.
- Front suspension
- Showa cartridge forks, 47mm
- Rear suspension
- Mono-shock RSU with linkage
- Front wheel travel
- 90 mm
- Rear wheel travel
- 77 mm
- Rake (fork angle)
- 24.5°
- Trail
- 92 mm
Brakes & wheels
- Front brakes
- Single disc. ABS. Brembo 2-piston floating caliper
- Front brakes diameter
- 310 mm
- Rear brakes
- Single disc. ABS. Nissin single piston floating caliper.
- ABS
- Yes
- Front tyre
- MT90-B16
- Rear tyre
- 150/80-R16
Other
- Color options
- Jet Black, Cardovan Red, Matt storm Grey
- Warranty
- 24
Specs last verified against published sources: .
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 2017 | 2019 | 2021 | 2022 | 2024 | 2026 |
|---|---|---|---|---|---|---|
| Capacity | 1200 cc | 1200 cc | 1200 cc | 1200 cc | 1200 cc | 1200 cc |
| Dry weight | — | 228 kg | — | 228 kg | 228 kg | 228 kg |
| Seat height | 690 mm | 690 mm | 690 mm | 690 mm | 690 mm | 690 mm |
| Fuel capacity | 10.6 L | 9 L | 12 L | 12 L | 12 L | 12 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Triumph Bonneville Bobber?
The 2021 Triumph Bonneville Bobber has a Capacity of 1200.0 ccm (73.23 cubic inches).
What engine power does the Triumph Bonneville Bobber have?
The 2021 Triumph Bonneville Bobber has a Power of 76.9 HP (56.1 kW) @ 6100 RPM.
How many gears does the Triumph Bonneville Bobber have?
The 2021 Triumph Bonneville Bobber has a Gearbox of 6-speed.
What is the torque of the Triumph Bonneville Bobber?
The 2021 Triumph Bonneville Bobber has a Torque of 106.0 Nm (10.8 kgf-m or 78.2 ft.lbs) @ 4000 RPM.
How much does the Triumph Bonneville Bobber weigh?
The 2021 Triumph Bonneville Bobber has a Wet weight of 250.8 kg (552.9 pounds).
Shop this bike
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The 2021 Triumph Bonneville Bobber is a tribute to the original 1950s bobber style, with a sleek, stripped-down design and modern performance. The motorcycle is powered by a 1200cc high-torque engine, delivering plenty of power and torque for a thrilling ride. It also features a comfortable solo seat, low-slung handlebars, and aggressive stance, making it a standout in the cruiser category. The Bobber's customizable options and innovative technology, such as ride-by-wire, ABS, and traction control, ensure a smooth and safe riding experience. Overall, the 2021 Triumph Bonneville Bobber is a stylish and powerful motorcycle that pays homage to the classic bobber design while delivering modern performance and comfort.
With its vintage-inspired design and impressive performance, the 2021 Triumph Bonneville Bobber is a standout option for motorcycle enthusiasts. The 1200cc high-torque engine, customizable features, and advanced technology make it a top choice for riders looking for a unique and powerful cruiser. Whether cruising through city streets or hitting the open road, the Triumph Bonneville Bobber delivers a thrilling and comfortable ride. Its combination of classic style and modern engineering sets it apart in the motorcycle market. If you're in the market for a stylish and powerful cruiser, the 2021 Triumph Bonneville Bobber is definitely worth considering.
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