Triumph Rocket 3 R - 2021 Specifications and Reviews
The 2021 Triumph Rocket 3 R is a heavyweight cruiser designed for riders seeking commanding presence and distinctive character. Its massive 2458cc triple engine delivers exceptional low-end torque of 221 Nm, making it instantly recognizable for its unique three-cylinder rumble and effortless acceleration. Best suited for experienced riders valuing individuality over convention, this custom cruiser combines retro styling with modern technology and shaft-drive reliability.
General information | |
| Category | Custom / cruiser |
| Year | 2021 |
| Model | Triumph Rocket 3 R |
| | |
Engine and Transmission Specifications | |
| Exhaust system | Stainless steel 3-into-1 headers with 3 exit silencer |
| Emission details | Euro 5 |
| Greenhouse gases | 158.2 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel consumption | 6.82 litres/100 km (14.7 km/l or 34.49 mpg) |
| Clutch | Wet, multi-plate hydraulically operated, torque assist |
| Transmission type | Shaft drive (cardan) (final drive) |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Fuel system | Injection. Ride-by-Wire |
| Bore x Stroke | 110.2 x 85.9 mm (4.3 x 3.4 inches) |
| Compression | 10.8:1 |
| Torque | 221.0 Nm (22.5 kgf-m or 163.0 ft.lbs) @ 4000 Revolutions">RPM |
| Power | 165.0 Horsepower">HP (120.4 Kilowatt">kW)) @ 6000 Revolutions">RPM |
| Engine details | Counter rotating crankshaft |
| Engine type | In-line three, four-stroke |
| Capacity: | 2458.0 ccm (149.99 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Wheels | Cast aluminum |
| Rear brakes | Single disc. Brembo M4.32 4-piston monobloc caliper, Cornering ABS |
| Diameter | 320 mm (12.6 inches) |
| Front brakes | Double disc. Brembo M4.30 Stylema® 4-piston radial monobloc calipers, Cornering ABS |
| Rear tire | 240/50-R16 |
| Front tire | 150/80-R17 |
| Rear wheel travel | 107 mm (4.2 inches) |
| Rear Suspension | Fully adjustable Showa piggyback reservoir RSU with remote hydraulic preload adjuster. |
| Front wheel travel | 120 mm (4.7 inches) |
| Front Suspension | Showa 47mm upside-down 1 1 cartridge front forks, compression and rebound adjuster. |
| Trail | 135 mm (5.3 inches) |
| Rake (fork angle) | 27.9° |
| Frame type | Aluminium |
Physical measures and capacities | |
| Fuel capacity | 18.00 litres (4.76 US gallons) |
| Wheelbase | 1677 mm (66.0 inches) |
| Overall width | 970 mm (38.2 inches) |
| Overall length | 2500 mm (98.4 inches) |
| Overall height | 1065 mm (41.9 inches) |
| Seat height | 773 mm (30.4 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.5670 HP/kg |
| Dry weight | 291.0 kg (641.5 pounds) |
Other specs | |
| Comments | Rider modes Rain/Road/Sport/Rider-configurable. |
| Factory warranty | 2 year unlimited mileage |
| Instruments | TFT multi-functional dashboard |
| Starter | Electric |
| Color options | Korosi Red, Phantom Black |
Rider Reviews
MotorcycleDB Review
The 2021 Triumph Rocket 3 R motorcycle is a powerhouse of a bike, boasting the world's largest production motorcycle engine at 2,500cc. With a robust torque output of 163 ft-lbs, this bike is an absolute beast on the road. The sleek, modern design and premium performance make it a top choice for riders looking for a thrilling and powerful riding experience. The Rocket 3 R's advanced technology and high-quality components ensure a smooth and exhilarating ride every time. Whether you're cruising on the highway or carving through twisty backroads, the Triumph Rocket 3 R delivers unmatched performance and style. In addition to its impressive power and performance, the 2021 Triumph Rocket 3 R motorcycle also offers a comfortable and ergonomic riding position, making it a great choice for long rides. The bike's advanced suspension system and customizable riding modes allow for a smooth and controlled experience, while the premium finish and attention to detail make it a stand-out choice for riders who appreciate luxury and style. Overall, the Triumph Rocket 3 R is a top-of-the-line motorcycle that delivers on both power and comfort, making it a fantastic option for riders seeking a high-performance and stylish ride.Add a Comment
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⚠ Safety Recalls (2)
Triumph Motorcycles America, Ltd. (Triumph) is recalling certain 2020 Rocket 3 TFC, 2020-2024 Rocket 3 R, Rocket 3 GT, 2022 Rocket 3 GT Triple Black, and Rocket 3 R Black motorcycles. The rear brake master cylinder may fail to move fluid through the system properly, requiring an extended distance to stop.
Risk: Extended stopping distance increases the risk of a crash.
Remedy: Dealers will replace the rear brake master cylinder, free of charge. Owner notification letters were mailed November 20, 2023. Owners may contact Triumph's customer service at 1-678-854-2010. Triumph's number for this recall is SRAN 611.
Triumph Motorcycles America, LTD (Triumph) is recalling certain 2020-2021 Rocket 3 GT, Rocket 3 R, and 2020 Rocket 3 TFC motorcycles. Air could have entered the antilock brake system (ABS) modulator while the rear brake system was filled during production.
Risk: Over time, the air in the ABS modulator can deteriorate rear braking efficiency, increasing the distance required to stop and the risk of a crash.
Remedy: Triumph will notify owners, and dealers will bleed the rear brake system, free of charge. The recall began December 18, 2020. Owners may contact Triumph customer service at 1-678-854-2010. Triumph's number for this recall is SRAN 587.
Source: NHTSA. View all Triumph recalls →
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