| 2011 CRF450R | |
| ENGINE | |
| Engine Type | 449cc liquid-cooled |
| Bore and Stroke | 96.0 x 62.1mm |
| Induction | Programmed Fuel Injection (PGM-FI), 46mm throttle body |
| Compression Ratio | 12.0:1 |
| Valve Train | Unicam, four-valve; 36mm intake, titanium; 30mm exhaust, steel |
| Ignition | Full Transistor with electronic advance |
| DRIVE TRAIN | |
| Transmission | Close-ratio five-speed |
| Final Drive | #520 chain; 13T/49T |
| CHASSIS / SUSPENSION / BRAKES | |
| Front Suspension | 48mm inverted KYB Air-Oil-Separate (AOS) with rebound compression damping adjustability; 12.2 inches travel |
| Rear Suspension | Pro-Link KYB single shock with spring preload, rebound damping adjustability, and compression damping adjustment separated into low-speed and high-speed; 12.5 inches travel |
| Front Brakes | Single 240mm disc with twin-piston caliper |
| Rear Brakes | Single 240mm disc |
| Front Tire | 80/100-21 |
| Rear Tire | 120/80-19 |
| DIMENSIONS | |
| Rake | 27.2 degrees (Caster Angle) |
| Trail | 114.2mm (4.5 inches) |
| Wheelbase | 58.7 inches |
| Seat Height | 37.6 inches |
| Ground Clearance | 13.1 inches |
| Curb Weight | TBD (Includes all standard equipment, required fluids and full tank of fuel-ready to ride) |
| Fuel Capacity | 1.5 gallons |
| Available Colors | Red |