Engine Type 686cc, 4-stroke, liquid-cooled single; SOHC, 4 valves Bore x Stroke 102.0mm x 84.0mm Compression Ratio 9.2:1 Carburetion Yamaha Fuel Injection (YFI), 44mm Ignition 32 Bit ECU Starting System Electric Transmission Yamaha Ultramatic® V-belt with all-wheel engine braking/H, L, N, R, P Engine Braking All wheel Drive Train Yamaha On-Command® pushbutton; 3-way locking differential; 2WD, 4WD, locked 4WD; shaft drive Chassis Suspension/Front Independent double wishbone; 5-way preload adjustment, 7.1-in travel Suspension/Rear Independent double wishbone; 5-way preload adjustment, 9.5-in travel Brakes/Front Dual hydraulic disc Brakes/Rear Dual hydraulic disc Tires/Front AT25 x 8-12 w/aluminum wheels Tires/Rear AT25 x 10-12 w/aluminum wheels Dimensions L x W x H 81.3 x 46.5 x 48.8 in Seat Height 35.6 in Wheelbase 49.2 in Turning Radius 126 in Ground Clearance 11.8 in Fuel Capacity 5.3 gal Dry Weight 600 lb Rack Capacity 99 lb Fr./187 lb Rr. Towing Capacity 1,212 lb. Other Instrumentation Digital LCD multifunction display: speedometer, odometer, dual tripmeter, hourmeter, clock, fuel gauge, gear position, EPS and EFI function Lighting Dual 35W Halogen multi-reflector headlights & 21W/5W brakelight