2017 Honda CRF450X Specifications
| 2017 HONDA CRF450X SPECIFICATIONS | |
| Model | CRF450X |
| Engine Type | 449cc liquid-cooled single-cylinder four-stroke |
| Bore and Stroke | 96.0mm x 62.0mm |
| Compression Ratio | 12.0:1 |
| Induction | Keihin 40mm flat-slide carburetor w/ Throttle Position Sensor (TPS) |
| Ignition | CD w/ electronic advance and lighting coil |
| Starting | Electric and kick |
| Valve Train | Unicam, four-valve; 35mm intake valve; 30mm exhaust valve |
| Final Drive | #520 T-ring-sealed chain; 13T/51T |
| Transmission | Wide-ratio 5-speed |
| SUSPENSION | |
| Front | 47mm inverted Showa cartridge fork w/ 16-position rebound and 16-position compression damping adjustability; 12.4 in. travel |
| Rear | Pro-Link Showa single shock w/ adjustable spring preload, 17-position rebound damping adjustability, and compression damping adjustment separated into low-speed (13 positions) and high-speed (3.5 turns); 12.3 in. travel |
| BRAKES | |
| Front | Single 240mm disc w/ twin-piston caliper |
| Rear | Single 240mm disc |
| TIRES | |
| Front | 80/100-21 |
| Rear | 110/100-18 |
| Rake (Caster Angle) | 27° 10' |
| Trail | 110mm (4.3 in.) |
| Seat Height | 37.9 in. |
| Ground Clearance | 13.6 in. |
| Wheelbase | 58.3 in. |
| Fuel Capacity | 1.9 gal. incl. 0.4-gal. reserve |
| Color | Red |
| Curb Weight* | 269 lbs. |
*Includes all standard equipment, required fluids and full tank of fuel—ready to ride Meets current CARB and EPA off-road emissions standards
