14 August. Friday 2026
Triumph Rocket III Roadster - 2019 Specifications and Reviews
The 2019 Triumph Rocket III Roadster is a massive cruiser powered by an extraordinary 2,294cc triple engine, delivering commanding presence and raw torque for riders seeking distinctive character and effortless acceleration. Its enormous 24-liter fuel tank and relaxed ergonomics suit long-distance cruising, while the compact turning radius for its 334kg weight makes it surprisingly manageable. Best known for its unique triple-cylinder engine and retro-modern styling, it appeals to riders wanting a heavyweight cruiser with personality and touring capability.
General information | |
| Category | Custom / cruiser |
| Year | 2019 |
| Model | Triumph Rocket III Roadster |
Engine and Transmission Specifications | |
| Exhaust system | Stainless steel 3 into 1 into 2. large volume catalysts in front of chrome-plated exhaust |
| Greenhouse gases | 188.2 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel consumption | 8.11 litres/100 km (12.3 km/l or 29.00 mpg) |
| Clutch | Wet. multi-plate |
| Transmission type | Shaft drive (cardan) (final drive) |
| Gearbox | 5-speed |
| Cooling system | Liquid |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Fuel system | Injection. Multipoint sequential electronic fuel injection with twin butterflies and progressive linkage on primary butterflies |
| Bore x Stroke | 101.6 x 94.3 mm (4.0 x 3.7 inches) |
| Compression | 8.7:1 |
| Torque | 221.0 Nm (22.5 kgf-m or 163.0 ft.lbs) @ 2750 RPM |
| Power | 148.0 HP (108.0 kW) @ 5750 RPM |
| Engine details | Counter rotating crankshaft |
| Engine type | In-line three, four-stroke |
| Capacity: | 2294.0 ccm (139.98 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Wheels | Cast aluminum alloy 5 spoke |
| Rear brakes | Single disc. Brembo 2-piston fixed calipers. ABS system. |
| Diameter | 320 mm (12.6 inches) |
| Front brakes | Double disc. Nissin 4-piston fixed calipers. ABS system. |
| Rear tire | 240/50-R16 |
| Front tire | 150/80-R17 |
| Rear wheel travel | 105 mm (4.1 inches) |
| Rear Suspension | Kyb black spring twin shocks with 5 position adjustable preload. |
| Front wheel travel | 120 mm (4.7 inches) |
| Front Suspension | Kyb 43 mm upside down forks |
| Trail | 148 mm (5.8 inches) |
| Rake (fork angle) | 32.0° |
| Frame type | Tubular steel, twin spine. Twin-sided, steel swing arm. |
| | |
Physical measures and capacities | |
| Fuel capacity | 24.00 litres (6.34 US gallons) |
| Wheelbase | 1695 mm (66.7 inches) |
| Overall width | 970 mm (38.2 inches) |
| Overall length | 2500 mm (98.4 inches) |
| Overall height | 1165 mm (45.9 inches) |
| Seat height | 750 mm (29.5 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.4431 HP/kg |
| Dry weight | 334.0 kg (736.3 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Factory warranty | 2 year unlimited mileage |
| Instruments | Analogue speedometer featuring LCD odometer, trip information, clock and analogue tachometer featuring fuel level indicator, gear position indicator |
| Starter | Electric |
| Color options | Matt Phantom Black, Phantom Black |
Performance Profile & Rider Fit
148 hp
Peak Power
3.4s
0-60 mph
Best For
Track25%
City45%
Cornering45%
Daily Riding65%
Touring65%
Passenger70%
Rider Profile
| Best For | This is a machine best suited to experienced riders who are confident managing enormous low-end torque and substantial weight at low speeds. |
| Purpose | Built as a muscular power-cruiser, it delivers brutal straight-line acceleration and effortless overtaking rather than nimble cornering ability. |
| Rider Fit | At 334 kg dry with a low seat height, it is manageable once rolling but demands strength and confidence during slow maneuvers, parking, and U-turns. |
| Character | The Rocket III Roadster has a dominant, torque-drenched personality that rewards relaxed, throttle-driven riding over aggressive lean-angle attacks. |
| Not Ideal For | This is not the right bike for new riders, tight urban commuting, or anyone seeking a light, flickable machine for twisty backroads. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
Rider Reviews
Total comments: 1
MotorcycleDB Review
The 2019 Triumph Rocket III Roadster is an impressive motorcycle, offering a powerful and smooth ride. The 2.3-liter, three-cylinder engine provides unbeatable acceleration and torque, making it a top choice for riders who crave speed and performance. The unique styling and design of the Rocket III Roadster set it apart from other bikes on the market, giving it a distinctive and aggressive look that turns heads wherever it goes. With exceptional handling and a comfortable riding position, this motorcycle is a joy to ride for long distances or short trips around town. Overall, the 2019 Triumph Rocket III Roadster is a standout motorcycle that delivers on both performance and style. Its powerful engine, unique design, and comfortable ride make it a top contender in the heavyweight cruiser category. Whether you're a seasoned rider looking for an adrenaline-pumping experience or a newcomer to the world of motorcycles, the Rocket III Roadster is sure to impress with its impressive capabilities and jaw-dropping looks.Add a Comment
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