| Engine | Kawasaki ZX6R | Kawasaki ZX-25R |
|---|---|---|
| Displacement | 599 cc | 249 cc |
| Max power | 125 hp (@14 000 RPM) | 45 hp (@12 000 RPM) |
| Max torque | 48 lb ft (@11 700 RPM) | 24 lb ft (@9 000 RPM) |
| Redline | 15 000 RPM | 17 000 RPM |
| Idling speed | 1 300 RPM | 1 200 RPM |
| Management | Fuel Injection | Fuel Injection |
| Layout | DOHC Inline-4 | DOHC Inline-4 |
| Compression | 13.30:1 | |
| Oil capacity | 3.60 quart | |
| Oil type | 10W40 | |
| Spark plug type | NGK CR9E | |
| Cooling | Liquid | Liquid |
| Valves | 16 | |
| Bore | 67.0 mm | |
| Stroke | 42.5 mm | |
| Throttle bore | 38.0 mm | |
| Weight to power | 3.42 lbs/hp | |
| Power to weight | 730 hp/2500lbs | |
| Battery type | 12V 8Ah |
| Gearbox | Kawasaki ZX6R | Kawasaki ZX-25R |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Slipper | Wet |
| Drive | Chain | Chain |
| Chain type | Enuma EK520MVXL1, 112 links | |
| Gears count | 6 | 0 |
| Primary ratio | 1.9 | |
| Final drive | 2.688 | |
| 1. gear | 2.714 (79 mph) | |
| 2. gear | 2.2 (98 mph) | |
| 3. gear | 1.85 (117 mph) | |
| 4. gear | 1.6 (135 mph) | |
| 5. gear | 1.421 (152 mph) | |
| 6. gear | 1.3 (166 mph) |
| Chasis | Kawasaki ZX6R | Kawasaki ZX-25R |
|---|---|---|
| Frame type | Tubular, diamond | |
| Front susp. | 41mm Telescopic fork (USD) 120 mm travel | |
| Rear susp. | Swingarm (uni-trak) 5.24 in travel |