| YAMAHA TDR 250 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Liquid Cooled, Two Stroke, Parallel Twin Cylinder, Read Valve | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 249 cm3 | - |
| Bore X Stroke | |
| 2.2x2.0 in OR 56 mm | - |
| Compression Ratio | |
| 5.9:1 | - |
| Horsepower | |
| 46/9500 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 26.7/8500 lb-ft/RPM OR 36/8500 Nm/RPM | - |
| Fuel System | |
| 2x28mm Mikuni Carburetors | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 6-Speed | - |
| Clutch | |
| Wet multi-discs | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| - | Aluminium frame |
| Front Suspension | |
| Air Assisted Telescopic Forks | - |
| Rear Suspension | |
| Single Shock | - |
| Front Brake | |
| Single 320mm Disc 2 Piston Calipers | - |
| Rear Brake | |
| Single 210mm Disc Single Piston Caliper | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 84.4 in OR 2144 mm | - |
| Overall Width | |
| 30.9 in OR 785 mm | - |
| Seat Height | |
| 32.3 in OR 820 mm | - |
| Weelbase | |
| 54.5 in OR 1384 mm | - |
| Ground Clearance | |
| 9.1 in OR 231 mm | - |
| Weight | |
| 337 lbs OR 153 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 3.7 gallons OR 14.0 L | - |
| Wheelbase | |
| 54.5 in OR 1384 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 110/90-18 | - |
| Rear | |
| 120/80-17 | - |
