Engine Type     Liquid-cooled DOHC 4-stroke; 4 titanium valves
 
Bore and Stroke     97.0 x 60.8mm
Compression Ratio     12.5:1
Fuel System     Yamaha Fuel Injection (YFI), Keihin 44mm
Ignition     TCI
Engine     
Type     449.7cc liquid-cooled DOHC 4-stroke; 4 titanium valves
Bore x Stroke     97.0 x 60.8mm
Compression Ratio     12.5:1
Fuel Delivery     Yamaha Fuel Injection (YFI), Keihin® 44mm
Ignition     TCI
Transmission     Constant-mesh 5-speed; multiplate wet clutch
Final Drive     Chain Drive
Transmission     Constant-mesh 5-speed; multiplate wet clutch
Final Drive     Chain Drive
Clutch     Multiplate wet clutch
Length     85.6 in
Width     32.5 in
Wheelbase     58.3 in
Ground Clearance
    13.2 in

 

 

Frame     Aluminum Bilateral Beam Frame
 
Front Suspension     KYB Speed-Sensitive System, inverted fork: fully adjustable
Rear Suspension     KYB Fully adjustable single shock
Front Wheel Travel     12.2 in
Rear Wheel Travel     12.4 in
Front Brake     Hydraulic single disc brake, 250mm
Rear Brake     Hydraulic single disc brake, 245mm
Front Tire Size     80/100-21 Dunlop MX51-FA in
Rear Tire Size     120/80-19 Dunlop MX51 in