| Engine | Kawasaki ZX-25R | Suzuki GSX250R |
|---|---|---|
| Displacement | 249 cc | 249 cc |
| Max power | 45 hp (@12 000 RPM) | 24 hp (@8 000 RPM) |
| Max torque | 24 lb ft (@9 000 RPM) | 16 lb ft (@6 500 RPM) |
| Redline | 17 000 RPM | 10 500 RPM |
| Idling speed | 1 200 RPM | 1 200 RPM |
| Management | Fuel Injection | Fuel Injection |
| Layout | DOHC Inline-4 | SOHC Inline-2 |
| Compression | 11.50:1 | |
| Cooling | Liquid | Liquid |
| Valves | 4 | |
| Bore | 53.5 mm | |
| Stroke | 55.2 mm | |
| Weight to power | 16.35 lbs/hp | |
| Power to weight | 152 hp/2500lbs | |
| Battery type | 12V 8Ah |
| Gearbox | Kawasaki ZX-25R | Suzuki GSX250R |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Chain | Chain |
| Chain type | DID 520VF, RK 520 KRO, 520 116 links | |
| Gears count | 0 | 0 |
| Primary ratio | 3.238 | |
| Final drive | 3.285 |
| Chasis | Kawasaki ZX-25R | Suzuki GSX250R |
|---|---|---|
| Frame type | Semi double steel cradle | |
| Front susp. | KYB Telescopic fork,, 4.53 in travel | |
| Rear susp. | KYB Monoshock, 4.92 in travel |