| General |
| Comments | Model ID: CRF450X | - |
| Year | 2013 - 14 | 2016 - 17 |
| Colours | Red | Blue/yellow |
| Make Model | Honda CRF 450X | Husqvarna FE 350 |
| Dimensions |
| Ground Clearance (mm) | 345 mm | 345 mm |
| Ground Clearance (in.) | 13.6 inches | 13.6 inches |
| Seat Height | 963 mm / 37.9 in | 970 mm / 38.2 in |
| Wheelbase | 1480 mm / 58.3 in | 1482±10 mm / 58.3 in |
| Ground Clearance | 346 mm / 13.6 in | 345 mm / 13.6 in |
| Height | 1273 mm / 50.1 71 | - |
| Length | 2178 mm / 85.7 in | 2260 mm / 89.0 in |
| Width | 821 mm / 32. in | - |
| Weights & Capacities |
| Dry Weight | - | 109.2 kg / 240.7 lbs |
| Fuel Capacity | 7.2 Litres / 1.9 gal | 9.5 Litres / 2.8 US gal |
| Wet Weight | 122 kg / 269 lbs | - |
| Performance |
| Max Power | 44.8 hp / 33 kW @ 7500 rpm | 45 hp / 32.8 kW |
| Max Torque | 43 Nm / 4.38 kg-m @ 7000 rpm | Nm / ft-lb @ rpm |
| Engine |
| Fuel Control | SOHC | Overhead Cams (OHC) |
| Engine Type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Displacement | 449 cc / 27.4 cu-in | 349.7 cc / 21.3 cu in |
| Engine Detail | Four stroke, single cylinder, DOHC, 4 valves | Four stroke. single cylinder. DOHC. 4 valve |
| Fuel System | Carburettor. Keihin? 40mm flat-slide carburetor with Throttle Position Sensor (TPS) | - |
| Bore x Stroke | 96 x 62mm | 88 x 57.5 mm |
| Compression Ratio | 12.0:1 | 12.8:1 |
| Cooling System | Liquid cooled | Liquid cooling system, continuous circulation of cooling liquid with water pump |
| Emissions | Meets current California Air Resources Board (CARB) and EPA off-road emissions standards. | - |
| Engine Lubrication | - | Forced oil lubrication with 2 Eaton pumps |
| Fuel Induction | Keihin 40mm flat-slide | Keihin electronic fuel injection and 42mm throttle body |
| Ignition | CD with electronic advance and lighting coil | Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment |
| Lubrication | Wet sump | Forced oil lubrication with 2 Eaton pumps |
| Starter | Electric & kick | Electric |
| Valve System | 4 | 4 |
| Drivetrain |
| Clutch | Wet, multiple discs, cable operated | Wet multi-disc clutch DDS / Brembo hydraulics |
| Final Drive | #520 chain; 14T/40T | Chain 520 X-Ring |
| Gearbox | 5-speed | 6-speed |
| Primary Drive | #520 T-ring-sealed chain; 13T/51T | 5/8 x 1/4 |
| Primary Drive Ratios | - | 24:73 |
| Secondary Drive Ratio | - | 14:52 (13:52) |
| Transmission / Drive | 5 Speed | 6-speed, claw shifted |
| Chassis |
| Frame Type | Semi-double cradle; steel tube | Central tube frame made of chrome molybdenum steel tubing |
| Suspension - Front | Inverted fully adjustable 47mm Showa cartridge forks, 16-way rebound settings, 16-way compression | WP Suspension Up Side Down 4CS forks. |
| Suspension - Rear | single shock with spring preload, 17-position rebound damping adjustment, and compression damping adjustment separated into low-speed (13 positions) and high-speed (3.5 turns) | WP Monoshock with linkage |
| Rake | 27.0° | 26.5° |
| Steering Head Angle | - | 63.5° |
| Trail | 78 mm / 3.1 in. | 107 mm / 4.2 in |
| Wheel Travel - Front | 315 mm / 12.4 in | 300 mm /11.8 in |
| Wheel Travel - Rear | 315 mm / 12.4 in | 330 mm / 13.0 in |
| Wheels & Brakes |
| Brakes - Rear Diameter (in.) | 9.4 inches | 8.7 inches |
| Brakes - Rear Diameter (mm) | 240 mm | 220 mm |
| Brakes - Front Diameter (mm) | 240 mm | 260 mm |
| Brakes - Front Diameter (in.) | 9.4 inches | 10.2 inches |
| Brakes - Front | Single 255mm disc 2 piston caliper | Single 260 mm with 4 pot brake caliper |
| Brakes - Rear | Single 240mm disc | Single 220 mm with 1 pot brake caliper |
| Rims | Aluminium rim/wire spoke | - |
| Tyres - Front | 80/100-21 | 90/90-21 |
| Tyres - Rear | 110/100-18 | 140/90-18 |