2009 Yamaha YFZ450R Specs
Engine Type:     449cc, liquid-cooled w/fan, 4-stroke; DOHC titanium 5-valve
Bore x Stroke:     95mm x 63.4mm
Compression Ratio:     11.6:1
Fuel Delivery:     Yamaha Fuel Injection (YFI) , 42mm
Ignition:     TCI (Digital)
Starting System:     Electric
Transmission:     5-speed manual clutch
Drive Train:     2WD; sealed O-ring chain, eccentric adjustment
Front Suspension:     Independent double wishbone, w/ Kashima coated piggy back shocks, High/Low speed compression, rebound and threaded preload adjustment, 9.8-in travel
Rear Suspension:     Cast aluminum swingarm w/ piggyback High/Low speed compression, rebound and threaded preload adjustment, 11.0-in travel
Front Brakes:     Dual ventilated hydraulic disc, twin piston
Rear Brake:     Wave-style ventilated hydraulic disc,twin piston
Front Tires:     AT21x7-10 Radial
Rear Tires:     AT20x10-9 Radial
Length/Width/Height:     70.7 x 48.8 x 41.9 in
Seat Height:     31.9 in
Wheelbase:     50.0 in
Ground Clearance:     4.5 in
Fuel Capacity:     2.6 gal
Curb Weight:     405 lb
Lighting:     Dual 30W Krypton Multi-reflector Headlights and 3.9/0.5W LED Brake light
Colors:     Team Yamaha Blue/White; Red/White