03 July. Friday 2026
Kawasaki ZR 550B Zephyr - 1990 Specifications and Reviews
The 1990 Kawasaki ZR 550B Zephyr is a lightweight naked bike ideal for new riders and commuters seeking accessible performance. Its 553cc four-cylinder engine delivers smooth, manageable power with excellent fuel efficiency. Known for its nimble handling and retro styling, it remains a popular entry-level sportbike that balances practicality with engaging ride dynamics.
1990
General information | |
| Category | Naked bike |
| Year | 1990 |
| Model | Kawasaki ZR 550B Zephyr |
Engine and Transmission Specifications | |
| Clutch | Wet Plate |
| Transmission typefinal drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Oil & air |
| Lubrication system | Wet Sump |
| Starter | Electric |
| Fuel control | DOHC |
| Valves per cylinder | 2 |
| Fuel system | Carburettor |
| Bore x stroke | 58.0 x 52.4 mm (2.3 x 2.1 inches) |
| Compression | 9.5:1 |
| Max RPM | 10200 |
| Power | 50.00 |
| Stroke | 4 |
| Engine type | In-line four |
| Capacity: | 553.00 ccm (33.74 cubic inches) |
| | |
Physical measures and capacities | |
| Weight incl. oil, gas, etc | 206.0 kg (454.2 pounds) |
Kawasaki ZR 550B Zephyr dimensions and frame | |
| Exhaust system | Single Stainless Steel pipe |
Speed and acceleration | |
| 1/4 mile (0.4 km) | 13.790 seconds |
| Top speed | 220.5 km/h (137.0 mph) |
Other specs | |
| Fuel consumption pr. 10 km (6.2 miles) | 4.12 litres (1.09 gallons) |
| Fuel capacity | 14.98 litres (3.96 gallons) |
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