Engine
Engine TypeSOHC 4-stroke; 4 valves
Displacement686cc
Cooling Systemliquid-cooled
Bore102.0mm
Stroke84.0mm
Compression Ratio10.0:1
Fuel SystemYamaha Fuel Injection (YFI), 44mm
IgnitionTCI: Transistor Controlled Ignition
Drivetrain
Transmission5-speed w/reverse; wet multiplate clutch
Final DriveX-ring chain; 2WD
Suspension
Front SuspensionIndependent double wishbone w/piggyback high/low-speed compression, rebound and threaded preload adjustment
Rear SuspensionCast aluminum swingarm w/piggyback high/low-speed compression, rebound and threaded preload adjustment
Front Travel (in./cm.)9.1-in
Rear Travel (in./cm.)10.1-in
Brakes
Front braking systemDual hydraulic disc
Rear braking systemHydraulic disc
Wheels & Tires
Front TireAT22 x 7-10 Maxxis®
Rear TireAT20 x 10-9 Maxxis®
Dimensions
Wheelbase50.4 in
Seat Height32.7 in
Ground Clearance9.5 in
Overall Vehicle Size (LxWxH)72.6 in x 45.5 in x 43.9 in
Capacities
Fuel Capacity2.9 gal
Weights
WeightWet: 422 lb
Warranty
Warranty6 Month (Limited Factory Warranty)