22 June. Monday 2026
Honda CRF450X - 2011 Specifications and Reviews
The 2011 Honda CRF450X is a competition-focused trial motorcycle designed for experienced riders seeking precision and control on technical terrain. Powered by a 449cc liquid-cooled single-cylinder four-stroke engine with a 40mm Keihin carburetor, it delivers responsive power delivery ideal for navigating obstacles. Best known for its lightweight construction and agile handling characteristics, the CRF450X excels in competitive trial events where balance and technical skill are paramount.
General information | |
| Category | Trial |
| Year | 2011 |
| Model | Honda CRF450X |
Engine and Transmission Specifications | |
| Driveline | #520 T-ring-sealed chain; 13T/51T |
| Transmission type,final drive | Chain |
| Gearbox | 5-speed |
| Cooling system | Liquid |
| Ignition | CD with electronic advance and lighting coil |
| Fuel control | SOHC |
| Fuel system | Carburettor. Keihin 40mm flat-slide carburetor with Throttle Position Sensor (TPS) |
| Bore x stroke | 96.0 x 62.0 mm (3.8 x 2.4 inches) |
| Compression | 12.0:1 |
| Engine type | Single cylinder, four-stroke |
| Capacity: | 449.00 ccm (27.40 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 240 mm (9.4 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 240 mm (9.4 inches) |
| Front brakes | Double disc |
| Rear tyre dimensions | 110/100-18 |
| Front tyre dimensions | 80/100-21 |
| Rear suspension travel | 315 mm (12.4 inches) |
| Rear suspension | Pro-Link Showa single shock with adjustable spring preload, 17-position rebound damping adjustability, and compression damping adjustment separated into low-speed (13 positions) and high-speed (3.5 turns) |
| Front suspension travel | 315 mm (12.4 inches) |
| Front suspension | 47mm inverted Showa cartridge fork with 16-position rebound and 16-position compression damping adjustability |
| Trail | 117 mm (4.6 inches) |
| Rake (fork angle) | 27.4° |
| | |
Physical measures and capacities | |
| Fuel capacity | 7.19 litres (1.90 gallons) |
| Wheelbase | 1,478 mm (58.2 inches) |
| Ground clearance | 345 mm (13.6 inches) |
| Seat height | 963 mm (37.9 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 122.0 kg (269.0 pounds) |
| | |
Other specs | |
| Modifications compared to previous model | Also called USHighland 507 ATX QuadRacer. |
| Wheelbase | 1,245 mm (49.0 inches) |
| Overall width | 1,016 mm (40.0 inches) |
| Rear Suspension | Elka |
| Front wheel travel | 300 mm (11.8 inches) |
| Front Suspension | Elka |
| Frame type | Aluminium |
| Clutch | Wet, multiplate |
| Valves per cylinder | 4 |
| Capacity: | 507.00 ccm (30.94 cubic inches) |
| Model | Highland 507cc ATX Quad Racer |
| Color options | Red |
| Starter | Electric & kick |
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