New in Stock, , THE HIGH-SPEED PURSUIT OF PERFECTION, Last season, the new 2008 YZ450F jumped right in by winning the AMA Motocross Championship, then backed it up with the 2008 Supercross title. We decided to not fix what wasn't broken, but that doesn't mean we didn't make a few changes to our flagship YZ. For 2009, the best-handling big-bore you can buy corners even sweeter, and looks even more radical. , Manufacturer Yamaha , , Model Year 2009 , , Model YZ450F , , Price *$4,999.00 , , Color Two-tone Team Yamaha Blue / White , , DIMENSIONS , Length 86.4 in. , , Height 51.4 in. , , Width 32.5 in. , , Weight 238 lbs. , , Ground Clearance 14.7 in. , , Wheelbase 58.8 in. , , Seat Height 38.9 in. , , ENGINE , Engine 5 titanium valves, DOHC, 4-stroke , , Displacement 449 cc , , Bore x Stroke 95 x 63.4 mm , , Compression Ratio 12.3:1 , , Carburetion Keihin® FCR MX39 , , Fuel Capacity 1.8 gal. , , Ignition CDI , , Clutch Multi-plate wet , , Cooling Liquid-cooled , , DRIVETRAIN , Transmission Constant-mesh 5-speed , , Final Drive Chain , , BRAKES/WHEELS/TIRES , Brakes Front: 240 mm hydraulic single disc, Rear: 245 mm hydraulic single disc , , Tires Front: 80/100-21-Dunlop 742FA, Rear: 120/80-19-Dunlop 756 , , OPERATIONAL , Suspension Front: Speed-Sensitive System inverted fork, fully adjustable; 11.8 in. travel , Rear: Fully adjustable single shock; 12.3 in. travel , Photos may show optional equipment, , *Price, if shown, does not include government fees, taxes, dealer vehicle freight/preparation, dealer document preparation charges or any finance charges (if applicable). Final actual sales price will vary depending on options or accessories selected.