| Engine | Kawasaki Z125 PRO | Kawasaki Ninja 125 |
|---|---|---|
| Displacement | 125 cc | 125 cc |
| Max power | 9 hp (@8 000 RPM) | 15 hp (@10 000 RPM) |
| Max torque | 6 lb ft (@6 000 RPM) | 8 lb ft (@7 700 RPM) |
| Redline | 9 800 RPM | 10 500 RPM |
| Idling speed | 1 200 RPM | 1 200 RPM |
| Management | Fuel Injection | Fuel Injection |
| Layout | SOHC Single | DOHC Single |
| Compression | 9.80:1 | 11.70:1 |
| Cooling | Air | Liquid |
| Valves | 2 | 4 |
| Bore | 56.0 mm | 58.0 mm |
| Stroke | 50.6 mm | 47.2 mm |
| Throttle bore | 24.0 mm | 28.0 mm |
| Weight to power | 24.74 lbs/hp | 21.75 lbs/hp |
| Power to weight | 101 hp/2500lbs | 114 hp/2500lbs |
| Gearbox | Kawasaki Z125 PRO | Kawasaki Ninja 125 |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Chain | Chain |
| Chain type | ||
| Gears count | 4 | 6 |
| Primary ratio | 3.409 | 2.966 |
| Final drive | 2.143 | 3.5 |
| 1. gear | 3.0 (25 mph) | 2.83 (25 mph) |
| 2. gear | 1.938 (39 mph) | 1.875 (39 mph) |
| 3. gear | 1.35 (55 mph) | 1.444 (50 mph) |
| 4. gear | 1.087 (68 mph) | 1.208 (60 mph) |
| 5. gear | 1.056 (69 mph) | |
| 6. gear | 0.962 (76 mph) |
| Chasis | Kawasaki Z125 PRO | Kawasaki Ninja 125 |
|---|---|---|
| Frame type | Backbone, high tensile steel | Diamond steel frame |
| Front susp. | USD, 3.94 in travel | 37mm Telescopic fork, 4.33 in travel |
| Rear susp. | Monoshock, 4.09 in travel | Uni-Trak monoshock, 4.72 in travel |