| Engine | Kawasaki Z650 | Kawasaki ER6N |
|---|---|---|
| Displacement | 649 cc | 649 cc |
| Max power | 65 hp (@6 500 RPM) | 72 hp (@8 500 RPM) |
| Max torque | 50 lb ft (@8 000 RPM) | 48 lb ft (@7 000 RPM) |
| Redline | 9 500 RPM | 11 000 RPM |
| Idling speed | 1 200 RPM | 1 200 RPM |
| Management | Fuel Injection | Fuel Injection |
| Layout | DOHC Inline-2 | DOHC Inline-2 |
| Compression | 10.80:1 | 11.30:1 |
| Oil capacity | 1.99 quart | 2.27 quart |
| Oil type | 10W40 | 10W40 |
| Spark plug type | NGK CR9EIA-9 | NGK CR9EIA-9 |
| Cooling | Liquid | Liquid |
| Valves | 8 | 8 |
| Bore | 83.0 mm | 83.0 mm |
| Stroke | 60.0 mm | 60.0 mm |
| Throttle bore | 36.0 mm | 38.0 mm |
| Weight to power | 6.34 lbs/hp | 6.31 lbs/hp |
| Power to weight | 394 hp/2500lbs | 396 hp/2500lbs |
| Battery type | 12V 8.6Ah | 12V 10Ah |
| Gearbox | Kawasaki Z650 | Kawasaki ER6N |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Chain | Chain |
| Chain type | RK 520 | Enuma EK520MVXL 114 links |
| Gears count | 6 | 6 |
| Primary ratio | 2.095 | 2.095 |
| Final drive | 3.067 | 3.067 |
| 1. gear | 2.438 (44 mph) | 2.438 (52 mph) |
| 2. gear | 1.714 (63 mph) | 1.714 (73 mph) |
| 3. gear | 1.333 (81 mph) | 1.333 (94 mph) |
| 4. gear | 1.111 (97 mph) | 1.111 (112 mph) |
| 5. gear | 0.966 (112 mph) | 0.966 (129 mph) |
| 6. gear | 0.852 (127 mph) | 0.852 (147 mph) |
| Chasis | Kawasaki Z650 | Kawasaki ER6N |
|---|---|---|
| Frame type | Trellis, high tensile steel | Tubular steel cradle |
| Front susp. | 41mm Telescopic fork, 4.88 in travel | 41mm fork, 120 mm travel |
| Rear susp. | Monoshock | Side mounted mono shock, 4.92 in travel |