HONDA CRF450R | APRILIA RS 457 |
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engine specs | |
Type | |
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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), 46mm throttle body | - |
transmission specs | |
Gearbox | |
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Close-ratio five-speed, manual | - |
Clutch | |
Wet multi-disc, manual | - |
Final Drive | |
#520 Chain 13T/48T | - |
chassis specs | |
Frame | |
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Aluminium | Aluminium frame |
Front Suspension | |
48mm inverted KYB Air-Oil-Separate (AOS) with rebound and compression-damping adjustability 12.2 inches travel | - |
Rear Suspension | |
Pro-Link KYB single shock with spring preload, rebound damping adjustability, and compression damping adjustment separated into low-speed and high-speed 12.5 inches travel | - |
Front Brake | |
Single 240mm disc with twin-piston caliper | - |
Rear Brake | |
Single 240mm disc | - |
dimension specs | |
Seat Height | |
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37.6 in OR 955 mm | - |
Ground Clearance | |
13.1 in OR 333 mm | - |
Weight | |
238 lbs OR 108 kg | 351 lbs OR 159 kg |
Fuel Capacity | |
1.6 gallons OR 6.1 L | - |
Wheelbase | |
58.7 in OR 1491 mm | - |
tyres specs | |
Front | |
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80/100-21 Dunlop MX51 | - |
Rear | |
120/80-19 Dunlop MX51 | - |