| Engine | Honda CBR250RR | Kawasaki ZX-25R |
|---|---|---|
| Displacement | 249 cc | 249 cc |
| Max power | 45 hp (@15 000 RPM) | 45 hp (@12 000 RPM) |
| Max torque | 15 lb ft (@12 000 RPM) | 24 lb ft (@9 000 RPM) |
| Redline | 19 000 RPM | 17 000 RPM |
| Idling speed | 1 200 RPM | 1 200 RPM |
| Management | Carburetor | Fuel Injection |
| Layout | DOHC Inline-4 | DOHC Inline-4 |
| Compression | 11.50:1 | |
| Oil capacity | 2.56 quart | |
| Oil type | SAE10W–40, SAE20W–50 | |
| Spark plug type | NGK CR9EH–9, NGK CR9EHVX–9 | |
| Cooling | Liquid | Liquid |
| Valves | 16 | |
| Bore | 48.5 mm | |
| Stroke | 33.8 mm | |
| Weight to power | 7.69 lbs/hp | |
| Power to weight | 325 hp/2500lbs | |
| Battery type | 12V 8Ah, YTLBX7 |
| Gearbox | Honda CBR250RR | Kawasaki ZX-25R |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Chain | Chain |
| Chain type | DID428VS1, RK428SMO | |
| Gears count | 6 | 0 |
| Primary ratio | 2.966 | |
| Final drive | 3.058 | |
| 1. gear | 2.733 (54 mph) | |
| 2. gear | 2.0 (73 mph) | |
| 3. gear | 1.59 (93 mph) | |
| 4. gear | 1.333 (111 mph) | |
| 5. gear | 1.153 (127 mph) | |
| 6. gear | 1.035 (142 mph) |
| Chasis | Honda CBR250RR | Kawasaki ZX-25R |
|---|---|---|
| Frame type | Backbone steel | |
| Front susp. | 37mm forks | |
| Rear susp. | Monoshock |