Kawasaki GPz 250R (1987) vs Kawasaki ZZR 1400 / Ninja ZX-14 (2006)
Comparison technical specifications
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| Make: | Kawasaki | Kawasaki |
| Model: | GPz 250R | ZZR 1400 / Ninja ZX-14 |
| Years: | 1987 | 2006 |
| Engine: | Four stroke . parallel twin, DOHC , 4 valve per cylinder | Four stroke, transverse four cylinders, DOHC, 4 valves per cylinder |
| Capacity: | 248 cc / 15.2 cu-in | 1352 cc / 82.5 cu-in |
| Bore x Stroke: | 62 х 41.2mm | 84 x 65 mm |
| Cooling System: | Liquid cooled | Liquid cooled |
| Compression Ratio: | 12.4:1 | 12.0:1 |
| Induction: | 2x Keihin CVK30 Constant velocity, diaphragm-type | DFI® with four 44mm Mikuni throttle bodies |
| Ignition: | Electronic advance | TCBI with Digital Advance |
| Starting: | Electric | Electric |
| Max Power: | 45 hp / 33.5 kW @ 11000 rpm | 187 hp / 139.5 kW @ 9500 rpm |
| Max Torque: | 24 Nm / 17.7 lb-ft @ 10000 rpm | 136 Nm / 113.5 lb-ft @ 7500 rpm |
| Clutch: | Wet, multi-disc, manual, cable-actuated | Wet, multiple discs, hydraulic operated |
| Transmission: | 6 Speed | 6 Speed |
| Final Drive: | Chain | X-Ring chain |
| Frame: | Tubular diamond design | Aluminium, Monocoque frame |
| Front Suspension: | Telescopic forks | 43mm inverted cartridge fork with adjustable preload, 18-way compression and 15-way rebound damping adjustment, |
| Front Wheel Travel: | 140 mm / 5.5 in | 116.8 mm / 4.6 in |
| Rear Suspension: | UNI-TRAK single shock | Bottom-Link Uni-Trak® and gas-charged shock with adjustable preload, stepless rebound and compression damping adjustments, adjustable ride height, |
| Rear Wheel Travel: | 130 mm / 5.1 in | 121.9 mm / 4.8 in |
| Front Brakes: | Single 260mm disc | 2x 310mm discs 4 piston calipers |
| Rear Brakes: | Single 230mm disc | Single 250mm disc 2 piston caliper |
| Front Tyre: | 100/80-16 | 120/70 ZR17 |
| Rear Tyre: | 120/80-16 | 190/50 ZR17 |
| Rake: | 27° | 23° |
| Trail: | 84 mm / 3.3 in | 94 mm / 3.7 in. |
| Wheelbase: | 1400 mm / 55.1 in | 1461 mm / 57.5 in. |
| Seat Height: | 740 mm / 29.3 in | 800 mm / 31.5 in |
| Ground Clearance: | 150 mm / 6.1 in | 125 mm / 4.9 in |
| Dry Weight: | 138 kg / 304 lbs | 220 kg / 485 lbs |
| Wet Weight: | 160 kg / 355 lbs | 257 kg / 566.7 lbs |
| Fuel Capacity: | 18 Litres / 4.7 US gal | 22 Litres / 5.8 US gal |