| General |
| Year | 2011 | - |
| Colours | - | Red |
| Make Model | Yamaha XT660R | - |
| Warranty | - | One year. Unlimited milage. Transferable. |
| Dimensions |
| Ground Clearance (mm) | - | 330 mm |
| Ground Clearance (in.) | - | 13.0 inches |
| Seat Height | 865mm / 34.1 in | 940 mm / 37.0 in. |
| Wheelbase | 1505 mm / 59.3 in | 1,455 mm / 57.3 in. |
| Ground Clearance | 210 mm / 8.3 in | - |
| Height | 1230 mm / 48.4 in | 1,220 mm / 48.0 in. |
| Length | 2240 mm / 88.1 in | 2,250 mm / 88.6 in. |
| Width | 845 mm / 33.2 in | 740 mm / 29.1 in. |
| Weights & Capacities |
| Dry Weight | 172 kg / 379.2 lbs | 310 kg / 683.4 lbs |
| Fuel Capacity | 15 Litres / 3.3 US gal | 10.60 litres / 2.80 gallons |
| Oil Capacity | 2.9 Litres / 0.19 quarts | - |
| Wet Weight | 181 kg / 421 lbs | 156.9 kg / 346.0 lbs |
| Performance |
| Top Speed | 164.7 km/h / 102.3 mph | - |
| Max Power | 33.8 kW / 48 hp @ 6000 rpm | - |
| Max Torque | 58.4 Nm / 5.7 kgf-m @ 5250 rpm | 129.00 Nm (13.2 kgf-m or 95.2 ft.lbs) @ 8750 Revolutions |
| Standing Start ¼ Mile | 14.2 sec | - |
| Engine |
| Engine Type | - | Single cylinder, four-stroke |
| Displacement (cc) | - | 644.00 cc |
| Displacement (ci) | - | 39.30 cubic inches |
| Bore x Stroke (in,) | - | 3.9 x 3.2 inches |
| Fuel Control | - | SOHC |
| CO2 | - | 104.9 CO |
| Bore x Stroke (mm) | - | 100.0 x 82.0 mm |
| Displacement | 659 cc/ 40.2 cu-in | - |
| Engine Detail | Four stroke, single cylinder, SOHC, 4 valve | - |
| Fuel System | - | Carburettor. 42.5mm diaphragm-type CV carburetor |
| Bore x Stroke | 100 x 84 mm | - |
| Compression Ratio | 10.0: 1 | 8.3:1 |
| Cooling System | Liquid cooled | - |
| Emissions | - | Meets current CARB and EPA standards. California version differs slightly due to emissions equipment. |
| Engine Lubrication | - | Dry sump |
| Fuel Consumption | 23 km/lit | 4.52 litres/100 km (22.1 km/l or 52.04 mpg) |
| Fuel Induction | Fuel injection, 44 mm throttle body | - |
| Ignition | TCI | Solid-state CD with electronic advance |
| Lubrication | Dry sump | - |
| Starter | Electric | Electric |
| Valve System | - | 4 |
| Drivetrain |
| Clutch | Wet, multiple-disc coil spring | Electronic Dual Clutch |
| Final Drive | Chain | Chain |
| Gearbox | - | 5-speed |
| Primary Drive | - | #520 O-ring-sealed chain; 15T/45T |
| Transmission / Drive | 5 Speed | - |
| Chassis |
| Frame Type | Steel tubular diamond frame with dual tank rails | - |
| Suspension - Front | 43 mm Telescopic forks, | 43mm air-adjustable leading-axle Showa cartridge fork with 16-position compression-damping adjustability |
| Suspension - Rear | Oscillating arm standard Monocross. 200mm wheel travel | Pro-link Showa single-shock with spring-preload, 20-position compression- and 20-position rebound-damping adjustability |
| Rake | 27.0° | 27.0° |
| Trail | 107 mm / 4.2 in | 102 mm / 4.0 in. |
| Wheel Travel - Front | 225 mm / 8.8 in | 295 mm / 11.6 in. |
| Wheel Travel - Rear | 200 mm / 7.9 in | 130 mm / 5.1 in. |
| Wheels & Brakes |
| Brakes - Rear Diameter (mm) | - | 276 mm |
| Brakes - Front Diameter (in.) | - | 12.6 inches |
| Brakes - Front Diameter (mm) | - | 320 mm |
| Brakes - Rear Diameter (in.) | - | 10.9 inches |
| Brakes - Front | Single 298mm disc 2 piston caliper | Double disc. Twin-piston caliper |
| Brakes - Rear | Single 245mm disc 1 piston caliper | Single disc |
| Rims | - | Die cast aluminium |
| Tyres - Front | 90/90- 21 | 120/70-ZR17 |
| Tyres - Rear | 130/80-17 | 190/55-ZR17 |