Kawasaki GPZ 900 R (reduced Effect) - 1988 Specifications and Reviews
The 1988 Kawasaki GPZ 900 R reduced effect is a sport touring motorcycle that balances performance with practicality for riders seeking everyday usability without sacrificing thrilling acceleration. Its 908cc inline-four engine delivers 100 horsepower and a 240 km/h top speed, making it renowned for combining superbike speed with manageable handling characteristics for intermediate to experienced riders.
General information | |
| Category | Sport touring |
| Year | 1988 |
| Model | Kawasaki GPZ 900 R (reduced effect) |
Engine and Transmission Specifications | |
| Transmission type,final drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Fuel control | DOHC |
| Valves per cylinder | 4 |
| Bore x stroke | 72.5 x 55.0 mm (2.9 x 2.2 inches) |
| Compression | 11.0:1 |
| Top speed | 240.0 km/h (149.1 mph) |
| Power | 100.00 |
| Engine type | In-line four, four-stroke |
| Capacity: | 908.00 ccm (55.41 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Single disc |
| Front brakes | Dual disc |
| Rear tyre dimensions | 130/80-18 |
| Front tyre dimensions | 120/80-16 |
Physical measures and capacities | |
| Fuel capacity | 22.00 litres (5.81 gallons) |
| Weight incl. oil, gas, etc | 257.0 kg (566.6 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
Performance Profile & Rider Fit
100 hp
Peak Power
3.6s
0-60 mph
149.1 mph
Top Speed
Best For
Track55%
City55%
Cornering65%
Daily Riding65%
Touring78%
Passenger70%
Rider Profile
| Best For | Best suited to riders with at least a couple of years of experience who are comfortable managing a torquey, liquid-cooled four with real weight and a restricted (de-tuned) but still meaningful power output. |
| Purpose | Designed as a sport tourer, it aims to blend confident highway speed and stability with enough comfort for longer rides rather than outright track performance. |
| Rider Fit | At 257 kg with a fairly long wheelbase and a reach to the bars typical of early-90s sport tourers, it suits riders of average-to-tall height and reasonable strength for low-speed maneuvering. |
| Character | A smooth, torque-rich in-line four wrapped in a stable chassis gives this bike a composed, confidence-inspiring, all-round character rather than a sharp or aggressive one. |
| Not Ideal For | Not ideal for new riders seeking a light, nimble first bike or for anyone wanting a dedicated off-road or track-focused machine. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
Rider Reviews
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