| HONDA CRF450R | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Liquid-cooled single-cylinder four-stroke, Unicam, four-valve 36mm intake, titanium 30mm exhaust, steel | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 449 cm3 | - |
| Bore X Stroke | |
| 3.8x2.4 in OR 97 mm | - |
| Compression Ratio | |
| 12:1 | - |
| Horsepower | |
| - | 48/- KW(hp)/RPM |
| Fuel System | |
| Programmed Fuel Injection (PGM-FI), 50mm throttle body | - |
| transmission specs | |
| Gearbox | |
|---|---|
| Close-ratio five-speed, manual | - |
| Clutch | |
| Wet multi-disc, manual | - |
| Final Drive | |
| #520 chain 13T/48T | - |
| chassis specs | |
| Frame | |
|---|---|
| Aluminium twin-spar | Aluminium frame |
| Front Suspension | |
| 48mm inverted Kayaba Air-Oil-Separate (AOS) with 16-position rebound and 18-position compression damping adjustability 12.2 inches travel | - |
| Rear Suspension | |
| Pro-Link Kayaba single shock with spring preload, 20-position rebound damping adjustability, and compression damping adjustment separated into low-speed (18 positions) and high-speed (1 1/2 turns) 12.6 inches travel | - |
| Front Brake | |
| Single 240mm disc with twin-piston caliper | - |
| Rear Brake | |
| Single 240mm disc | - |
| dimension specs | |
| Seat Height | |
|---|---|
| 37.6 in OR 955 mm | - |
| Ground Clearance | |
| 13.1 in OR 333 mm | - |
| Weight | |
| 235 lbs OR 107 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 1.5 gallons OR 5.7 L | - |
| Wheelbase | |
| 58.7 in OR 1491 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 80/100-21 | - |
| Rear | |
| 120/80-19 | - |
