YAMAHA YFZ450R | APRILIA RS 457 |
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engine specs | |
Type | |
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liquid-cooled w/fan, 4-stroke, DOHC titanium 5-Valve | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
Displacement | |
449 cm3 | - |
Bore X Stroke | |
3.7x2.5 in OR 94 mm | - |
Compression Ratio | |
11.8:1 | - |
Horsepower | |
- | 48/- KW(hp)/RPM |
Fuel System | |
Yamaha Fuel Injection (YFI) , 42mm | - |
transmission specs | |
Gearbox | |
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5 speed | - |
Clutch | |
Manual | - |
Final Drive | |
Sealed O-Ring Chain, Eccentric Adjustment | - |
chassis specs | |
Frame | |
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Aluminium, steel | Aluminium frame |
Front Suspension | |
Independent double wishbone w/Kashima coated piggyback shocks, High/Low speed compression, rebound and threaded preload adjustment, 9.8-in travel | - |
Rear Suspension | |
Cast aluminum swingarm w/piggyback High/Low speed compression, rebound and threaded preload adjustment 11.0-in travel | - |
Front Brake | |
Dual ventilated hydraulic disc, twin piston | - |
Rear Brake | |
Wave-style ventilated hydraulic disc, twin piston | - |
dimension specs | |
Overall Length | |
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70.7 in OR 1796 mm | - |
Overall Width | |
48.8 in OR 1240 mm | - |
Seat Height | |
31.9 in OR 810 mm | - |
Ground Clearance | |
9.3 in OR 236 mm | - |
Weight | |
406 lbs OR 184 kg | 351 lbs OR 159 kg |
Fuel Capacity | |
2.6 gallons OR 9.8 L | - |
Wheelbase | |
50 in OR 1270 mm | - |
tyres specs | |
Front | |
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AT21x7-10 Maxxis | - |
Rear | |
AT20x10-9 Maxxis | - |