| Model: | CRF450X |
| Engine Type: | 449cc liquid-cooled single-cylinder four-stroke |
| Bore and Stroke: | 96.0mm x 62.0mm |
| Compression ratio: | 12.0:1 |
| Valve Train: | Unicam, four-valve; 35mm intake valve; 30mm exhaust valve |
| Induction: | Keihin 40mm flat-slide carburetor with Throttle Position Sensor (TPS) |
| Ignition: | CD with electronic advance and lighting coil |
| Starting: | Electric and kick |
| Transmission: | Wide-ratio five-speed |
| Final Drive: |
#520 T-ring-sealed chain; 13T/51T |
| Suspension |
Front: 47mm inverted Showa cartridge fork with 16-position rebound and 16-position compression damping adjustability; 12.4 inches travel |
| Brakes | Front: Single 240mm disc with twin-piston caliper Rear: Single 240mm disc |
| Tires | Front: 80/100-21 Rear: 110/100-18 |
| Wheelbase: | 58.3 inches |
| Rake (Caster angle): | 27o10' |
| Trail: | 110mm (4.3 inches) |
| Seat Height: | 37.9 inches |
| Ground Clearance: | 13.6 inches |
| Fuel Capacity: | 1.9 gallons, including 0.4 gal reserve |
| Color: | Red |
| Curb Weight*: | 269 pounds |
*Includes all standard equipment, required fluids and full tank of fuel–ready to ride.
Consult owner's manual for optional racing parts.
Meets current CARB and EPA emissions standards.
Specifications subject to change.
©2012 American Honda Motor Co., Inc. • All Rights Reserved
