Yamaha XT660R - 2005
Engine Type - Liquid cooled, 4-stroke, single cylinder, 4-valves, SOHC,
660 cc
Bore & stroke - 100.0 x 84.0 mm
Compression Ratio - 10.0:1
Max. power - 35.3 kW (45 HP) @ 6,000 rpm
Max. torque - 58.4 Nm (5.95 kg-m) @ 5,250 rpm
Lubrication - Dry sump
Carburettor/Fuel supply - Fuel injection, 44 mm throttle body
Clutch type - Wet multiple-disc
Ignition - TCI
Starter system - Electric
Transmission - Constant mesh, 5-speed
Final transmission - Chain
Primary reduction ratio - 2.083
Secondary reduction ratio - 3.000
Gear ratio-1st gear - 2.500
Gear ratio-2nd gear - 1.625
Gear ratio-3rd gear - 1.150
Gear ratio-4th gear - 0.909
Gear ratio-5th gear - 0.769
Frame - Steel tube, diamond shaped
Front suspension - Telescopic forks, Ø 43 mm
Front wheel travel - 225 mm
Rear suspension - Monocross with linkage
Rear wheel travel - 200 mm
Caster angle - 27.25°
Trial - 107 mm
Front brake - Single ? oating disc, Ø 298 mm
Rear brake - Single disc, Ø 245 mm
Front tyre - 90/90-21M/C (54S)
Rear tyre - 130/80-17M/C (65S)
Overall length - 2,240 mm
Overall width - 845 mm
Overall height - 1,230 mm
Seat height - 865 mm
Wheelbase - 1,505 mm
Min. ground clearance - 200 mm
Dry weight - 165 kg
Fuel tank capacity (reserve) - 15 litres (5 litres)
Oil capacity - 2.9 litres
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