The 2018 Triumph Bonneville Speedmaster is a motorcycle with a four stroke, parallel twin, 270o crank, SOHC engine that has a capacity of 1198 cc / 73.1 cu in. It has a liquid cooling system, multipoint sequential electronic fuel injection and digital ignition. The motorcycle has a maximum power of 57.4 kW / 77 hp at 6550 rpm and a max torque of 105 Nm / 10.7 kgf-m / 77.4 ft-lbs at 3100 rpm. The clutch is wet, multi-plate, and it has a 6-speed transmission with a chain and X-ring final drive. It has a dual tubular steel cradle frame, with a 41mm Kayaba fork front suspension and Kayaba twin shocks with adjustable preload rear suspension. The motorcycle has 2x 310 mm disc, 2 piston calipers, ABS front brakes and a single 255 mm disc, 2 piston caliper, ABS rear brakes, with wire 32-spoke steel rims, and the wheels are fitted with 130/90-16 front and 150/80-16 rear tyres. The seat height is 705mm / 27.7 inches, and the dry weight is 245.5kg / 540 lbs. The fuel capacity is 12 litres / 3.17 US gallons.
Technical specifications:
Make Model: Triumph Bonneville Speedmaster
| Year | 2018 |
|---|---|
| Engine | Four stoke, parallel twin, 270o crank, SOHC |
| Capacity | 1198 cc / 73.1 cu in |
| Bore x Stroke | 97.6 x 80 mm |
| Compression Ratio | 10.0:1 |
| Cooling System | Liquid cooled |
| Lubrication | Wet sump |
| Exhaust | Straight line stainless steel twin-skin slash cut twin stubby silencers |
| Induction | Multipoint sequential electronic fuel injection |
| Ignition | Digital |
| Starting | Electric |
| Max Power | 57.4 kW / 77 hp @ 6550 rpm |
| Max Torque | 105 Nm / 10.7 kgf-m / 77.4 ft-lbs @ 3100 rpm |
| Clutch | Wet, multi-plate |
| Transmission | 6-Speed |
| Final Drive | Chain, X-ring |
| Frame | Dual tubular steel cradle |
| Front Suspension | 41mm Kayabafork |
| Front Wheel Travel | 90 mm / 3.5 in |
| Rear Suspension | Kayaba twin shocks with adjustable preload |
| Rear Wheel Travel | 73 mm / 2.8 in |
| Front Brakes | 2x 310 mm Disc, 2 piston calipers, ABS |
| Rear Brakes | Single 255 mm disc, 2 piston caliper, ABS |
| Wheels | Wire 32-spoke, steel rims |
| Front Tyre | 130/90-16 |
| Rear Tyre | 150/80-16 |
| Seat Height | 705mm / 27.7 in |
| Dry Weight | 245.5kg / 540 lbs |
| Fuel Capacity | 12 Litres / 3.17 US gal |
