The Yamaha XT660X motorcycle was released in 2008 and features a four-stroke, single-cylinder, SOHC, 4 valve engine with a capacity of 659 cc. It has a compression ratio of 10:1, liquid cooling, and fuel injection with a 44mm throttle body. The bike has a dry sump lubrication system and an oil capacity of 2.9 litres. It starts electrically and has a maximum power output of 33.8 kW at 6000 rpm and maximum torque of 58.4 Nm at 5250 rpm. Transmission is a five-speed, and the bike has a chain final drive. The frame is a steel tubular diamond design, and the front suspension consists of 43mm telescopic forks with a front wheel travel of 225 mm. The rear suspension is an oscillating arm standard Monocross with a travel of 200mm. The front brake is a 320mm disc with a 4 piston caliper, and the rear brake is a 245mm disc with a 1 piston caliper. The bike has a wheelbase of 1505mm, ground clearance of 210mm and seat height of 875mm. Dry weight and wet weight are 173kg/318.4lbs and 186kg/410.1lbs, respectively. The fuel capacity of the bike is 15 litres/3.9 gallons.
Technical specifications:
Make Model: Yamaha XT 660X
| Year | 2008 |
|---|---|
| Engine | Four stroke, single cylinder, SOHC, 4 valve |
| Capacity | 659 cc/ 40.2 cu-in |
| Bore x Stroke | 100 x 84 mm |
| Compression Ratio | 10: 1 |
| Cooling System | Liquid cooled |
| Induction | Fuel injection, 44 mm throttle body |
| Lubrication | Dry sump |
| Oil Capacity | 2.9 Litres / 0.19 quarts |
| Ignition | TCI |
| Starting | Electric |
| Max Power | 33.8 kW / 48 hp @ 6000 rpm |
| Max Torque | 58.4 Nm / 5.7 kgf-m @ 5250 rpm |
| Clutch | Wet, multiple-disc coil spring |
| Transmission | 5 Speed |
| Final Drive | Chain |
| Frame | Steel tubular diamond frame with dual tank rails |
| Front Suspension | 43 mm Telescopic forks, |
| Front Wheel Travel | 225 mm / 8.8 in |
| Rear Suspension | Oscillating arm standard Monocross. |
| Rear Wheel Travel | 200 mm / 7.9 in |
| Front Brakes | Single 320mm disc 4 piston caliper |
| Rear Brakes | Single 245mm disc 1 piston caliper |
| Front Tyre | 120/700-17 |
| Rear Tyre | 160/60-17 |
| Rake | 26.0 degrees |
| Trail | 94 mm / 3.7 in |
| Dimensions | Height 1170 mm / 461 in Length 2175 mm / 85.6 in Width: 860 mm / 33.9 in |
| Wheelbase | 1505 mm / 59.3 in |
| Ground Clearance | 210 mm / 8.3 in |
| Seat Height | 875mm / 34.4 in |
| Dry Weight | 173 kg / 318.4 lbs |
| Wet Weight | 186 kg / 410.1 lbs |
| Fuel Capacity | 15 Litres / 3.9 gal |
