DERBI GPR 125 Racing | APRILIA RS 457 |
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engine specs | |
Type | |
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liquid-cooled, two-stroke, single cylinder | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
Displacement | |
124 cm3 | - |
Bore X Stroke | |
2.2x2.0 in OR 56 mm | - |
Compression Ratio | |
12.5:1 | - |
Horsepower | |
15/8250 KW(hp)/RPM | 48/- KW(hp)/RPM |
Torque | |
10/7500 lb-ft/RPM OR 14/7500 Nm/RPM | - |
Fuel System | |
28mm Mikuni carburetor | - |
transmission specs | |
Gearbox | |
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6-speed, manual | - |
Clutch | |
wet multi-disc, manual | - |
Final Drive | |
chain | - |
chassis specs | |
Frame | |
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steel | Aluminium frame |
Front Suspension | |
40mm upside-down telescopic fork | - |
Rear Suspension | |
mono-shock | - |
Front Brake | |
single 300mm disc, 4-piston caliper | - |
Rear Brake | |
single 180mm disc, 2-piston caliper | - |
dimension specs | |
Weight | |
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271 lbs OR 123 kg | 351 lbs OR 159 kg |
Fuel Capacity | |
3.4 gallons OR 12.9 L | - |
tyres specs | |
Front | |
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110/70 -17 | - |
Rear | |
140/70 -17 | - |