| Engine | Yamaha XSR125 | Kawasaki Ninja 125 |
|---|---|---|
| Displacement | 124 cc | 125 cc |
| Max power | 15 hp (@10 000 RPM) | 15 hp (@10 000 RPM) |
| Max torque | 8 lb ft (@8 000 RPM) | 8 lb ft (@7 700 RPM) |
| Redline | 11 000 RPM | 10 500 RPM |
| Idling speed | 1 200 RPM | 1 200 RPM |
| Management | Fuel Injection | Fuel Injection |
| Layout | SOHC Single | DOHC Single |
| Compression | 11.20:1 | 11.70:1 |
| Oil capacity | 0.80 quart | |
| Oil type | 10W40 | |
| Cooling | Liquid | Liquid |
| Valves | 4 | |
| Bore | 52.0 mm | 58.0 mm |
| Stroke | 58.6 mm | 47.2 mm |
| Throttle bore | 28.0 mm | |
| Weight to power | 20.58 lbs/hp | 21.75 lbs/hp |
| Power to weight | 121 hp/2500lbs | 114 hp/2500lbs |
| Battery type | 12V 3.0Ah GTZ4V |
| Gearbox | Yamaha XSR125 | Kawasaki Ninja 125 |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Chain | Chain |
| Chain type | ||
| Gears count | 6 | 6 |
| Primary ratio | 2.966 | |
| Final drive | 3.5 | |
| 1. gear | 2.833 | 2.83 (25 mph) |
| 2. gear | 1.875 | 1.875 (39 mph) |
| 3. gear | 1.364 | 1.444 (50 mph) |
| 4. gear | 1.143 | 1.208 (60 mph) |
| 5. gear | 0.957 | 1.056 (69 mph) |
| 6. gear | 0.84 | 0.962 (76 mph) |
| Chasis | Yamaha XSR125 | Kawasaki Ninja 125 |
|---|---|---|
| Frame type | Deltabox frame | Diamond steel frame |
| Front susp. | 37mm USD telescopic fork, 5.12 in travel | 37mm Telescopic fork, 4.33 in travel |
| Rear susp. | Monoshock, 4.33 in travel | Uni-Trak monoshock, 4.72 in travel |