The Kawasaki GPZ400 (reduced effect) motorcycle specifications include a 399 cc (24.35 cu in) engine, a 6-speed gearbox, and a listed weight of 202 kg (445.3 lb).
Key specifications
Year-specific specification changes
How the Kawasaki GPZ400 (reduced effect) compares
This compares the motorcycle with all Kawasaki models in this specifications database. The blue marker is this model and the grey line is the Kawasaki database average.
About 42% lower than the Kawasaki database average. Around the 32nd percentile across Kawasaki models.
Very close to the Kawasaki database average. Around the 43rd percentile across Kawasaki models.
About 18% larger than the Kawasaki database average. Around the 67th percentile across Kawasaki models.
Kawasaki database percentile rankings
Percentiles show where this motorcycle sits across the Kawasaki specifications database. They are descriptive database rankings, not performance ratings.
399 cc — larger displacement than about 32% of Kawasaki models.
202 kg — heavier than about 43% of Kawasaki models, or lighter than about 57%.
18 L — larger than about 67% of Kawasaki fuel tanks in this database.
Mechanical overview
Additional useful specifications
| Front tire size | 100/90-18 |
|---|---|
| Rear tire size | 100/90-18 |
| Front tire width | 100 mm |
| Front tire aspect ratio | 90% |
| Front rim diameter | 18 in |
| Rear tire width | 100 mm |
| Rear tire aspect ratio | 90% |
| Rear rim diameter | 18 in |
| Bore/stroke ratio | 1.31:1 (Oversquare) |
Model information
| Category | Sport touring |
|---|
Engine specifications
| Engine type | In-line four, four-stroke |
|---|---|
| Displacement | 399 cc (24.35 cu in) |
| Bore × stroke | 55.0 x 42 mm (2.2 x 1.7 inches) |
| Compression ratio | 9.7:1 |
| Valves per cylinder | 2 |
| Cooling system | Air |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
Transmission and drivetrain
| Gearbox | 6-speed |
|---|---|
| Final drive | Chain (final drive) |
Brakes, wheels and tires
| Front brakes | Dual disc |
|---|---|
| Rear brakes | Single disc |
| Front tire | 100/90-18 |
| Rear tire | 100/90-18 |
Dimensions and weight
| Wet weight | 202 kg (445.3 lb) |
|---|
Fuel and emissions
| Fuel capacity | 18.00 L (4.76 US gal) |
|---|
Performance
| Top speed | 151.0 km/h (93.8 mph) |
|---|
Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Kawasaki models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Kawasaki information before relying on them. Visit the official Kawasaki website.