| Engine | Aprilia RS660 | Suzuki GSX-R600 |
|---|---|---|
| Displacement | 660 cc | 599 cc |
| Max power | 100 hp (@10 500 RPM) | 125 hp (@13 500 RPM) |
| Max torque | 49 lb ft (@8 500 RPM) | 49 lb ft (@11 500 RPM) |
| Redline | 12 000 RPM | 15 500 RPM |
| Idling speed | 1 200 RPM | 1 300 RPM |
| Management | Fuel Injection | Fuel Injection |
| Layout | DOHC Inline-2 | DOHC Inline-4 |
| Compression | 13.50:1 | 12.50:1 |
| Oil capacity | 3.41 quart | |
| Oil type | 10W40, Motul 300V 10W40, Shell Rotella 10W40 | |
| Spark plug type | NGK CR9E, DENSO U27ESR-N | |
| Cooling | Liquid | Liquid |
| Valves | 8 | 16 |
| Bore | 81.0 mm | 67.0 mm |
| Stroke | 63.0 mm | 42.5 mm |
| Throttle bore | 48.0 mm | 38.0 mm |
| Weight to power | 4.03 lbs/hp | 3.17 lbs/hp |
| Power to weight | 619 hp/2500lbs | 787 hp/2500lbs |
| Battery type | 12 V 28.8 kC (8 Ah)/10 HR, FTX9-BS |
| Gearbox | Aprilia RS660 | Suzuki GSX-R600 |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Chain | Chain |
| Chain type | ||
| Gears count | 0 | 6 |
| Primary ratio | 1.926 | |
| Final drive | 2.52 | 2.812 |
| 1. gear | 2.785 (76 mph) | |
| 2. gear | 2.052 (103 mph) | |
| 3. gear | 1.681 (125 mph) | |
| 4. gear | 1.45 (145 mph) | |
| 5. gear | 1.304 (162 mph) | |
| 6. gear | 1.181 (179 mph) |
| Chasis | Aprilia RS660 | Suzuki GSX-R600 |
|---|---|---|
| Frame type | Double beam aluminum | Twin-spar black coated |
| Front susp. | 41mm KYB USD, 4.72 in travel | USD, Telescopic, coil spring, oil damped, 120mm stroke |
| Rear susp. | Monoshock, 5.12 in travel | Link type, coil spring, oil damped, 5.12 in travel |