| HUSQVARNA SM 450 RR | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| liquid cooled, four stroke, single cylinder, DOHC, 4 valves per cylinder | 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 | |
| 12.0:1 | - |
| Horsepower | |
| - | 48/- KW(hp)/RPM |
| Fuel System | |
| 41mm Keihin carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 6-speed, manual | - |
| Clutch | |
| wet multi-disc, manual | - |
| Final Drive | |
| chain | - |
| chassis specs | |
| Frame | |
|---|---|
| steel/alloy | Aluminium frame |
| Front Suspension | |
| 50mm Marzocchi upside down fork | - |
| Rear Suspension | |
| Sachs porgressive monoshock | - |
| Front Brake | |
| single 320 mm disc, 4-piston caliper | - |
| Rear Brake | |
| single 220 mm disc, 1-piston caliper | - |
| dimension specs | |
| Seat Height | |
|---|---|
| 32.3 in OR 820 mm | - |
| Weight | |
| 269 lbs OR 122 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 2.4 gallons OR 9.1 L | - |
| tyres specs | |
| Front | |
|---|---|
| 120/70 -17 | - |
| Rear | |
| 150/60 -17 | - |
