From the manufacturer who started the 450cc sport ATV performance craze comes the 2011 YFZ450R. With true long-travel adjustable suspension, potent powerplant, aluminum hybrid frame and a bevy of other racer-friendly features, it really is the only choice for ATV MXers - amateur or pro. Since we started it, makes sense we'd be first to the finish, no?
2011 Yamaha YFZ450R Specifications
| Year | 2011 |
| Manufacturer | Yamaha |
| Model | YFZ450R |
| Engine Type | 4-Stroke Single, Titanium 5-Valve DOHC |
| Engine Displacement | 449cc |
| Bore & Stroke | 95 mm x 63.4 mm |
| Compression Ratio | 11.6:1 |
| Cooling | Liquid-Cooled with fan |
| Fuel System | Yamaha Fuel Injection (YFI) , 42 mm |
| Ignition | Digital TCI: Transistor Controlled Ignition |
| Starting System | Electric |
| Transmission | 5-Speed Manual Clutch |
| Final Drive | Sealed O-Ring Chain |
| Rake and Trail | NA |
| Wheel Base | 50.0 in. |
| Seat Height | 31.9 in. |
| Front Suspension | Independent double wishbone, w/Kashima coated piggy back shocks |
| Rear Suspension | Cast aluminum swingarm w/piggyback High/Low speed compression |
| Front Brake | Dual ventilated hydraulic disc, twin piston |
| Rear Brake | Wave-style ventilated hydraulic disc, twin piston |
| Front Tire | AT21x7-10 Radial |
| Rear Tire | AT20x10-9 Radial |
| Fuel Capacity | 2.6 gal. |
| Dry Weight | 405 lbs. (Wet) |
| MSRP | $8,599 |
2011 Yamaha YFZ450R Pictures
