| Engine | Suzuki GSX250R | Yamaha WR250R |
|---|---|---|
| Displacement | 249 cc | 250 cc |
| Max power | 24 hp (@8 000 RPM) | 30 hp (@10 000 RPM) |
| Max torque | 16 lb ft (@6 500 RPM) | 16 lb ft (@8 000 RPM) |
| Redline | 10 500 RPM | 11 500 RPM |
| Idling speed | 1 200 RPM | 1 200 RPM |
| Management | Fuel Injection | Fuel Injection |
| Layout | SOHC Inline-2 | DOHC Single |
| Compression | 11.50:1 | 11.80:1 |
| Oil capacity | 1.33 quart | |
| Oil type | 10W30, 10W40, YAMALUBE 10W40 | |
| Spark plug type | NGK CR9EK | |
| Cooling | Liquid | Liquid |
| Valves | 4 | 4 |
| Bore | 53.5 mm | 77.0 mm |
| Stroke | 55.2 mm | 53.6 mm |
| Weight to power | 16.35 lbs/hp | |
| Power to weight | 152 hp/2500lbs | |
| Battery type | 12V 8Ah | YTZ7S, 12V 6Ah |
| Gearbox | Suzuki GSX250R | Yamaha WR250R |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Chain | Chain |
| Chain type | DID 520VF, RK 520 KRO, 520 116 links | |
| Gears count | 0 | 6 |
| Primary ratio | 3.238 | 3.12 |
| Final drive | 3.285 | 3.231 |
| 1. gear | 2.642 (33 mph) | |
| 2. gear | 1.813 (48 mph) | |
| 3. gear | 1.318 (66 mph) | |
| 4. gear | 1.04 (83 mph) | |
| 5. gear | 0.888 (97 mph) | |
| 6. gear | 0.766 (113 mph) |
| Chasis | Suzuki GSX250R | Yamaha WR250R |
|---|---|---|
| Frame type | Semi double steel cradle | Semi double cradle |
| Front susp. | KYB Telescopic fork,, 4.53 in travel | USD, 10.63 in travel |
| Rear susp. | KYB Monoshock, 4.92 in travel | Swingarm monoshock, 10.43 in travel |