Kawasaki GPz 550 / Z 550GP (1983-84) vs CCM R30 (2003) vs Suzuki RE5 Rotary (1974-76)
Comparison technical specifications
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| Make: | Kawasaki | CCM | Suzuki |
| Model: | GPz 550 / Z 550GP | R30 | RE5 Rotary |
| Years: | 1983-84 | 2003 | 1974-76 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 2 valve per cylinder. | Single cylinder, OHC, four stroke, four valve | Liquid/oil cooled, single rotary housing |
| Capacity: | 553 cc / 33.7 cu-in | 644 cc / 39.3 cu in | 498 cc / 30.4 cu in |
| Compression Ratio: | 10.0:1 | 9.3:1 | 9.4:1 |
| Induction: | 4x 22mm Teikei constant vacuum - main jets #94 | 2 x Mikuni BSR32 carburetors | Mikuni 18-32 HHD carburetor |
| Ignition: | CDI | Electronic | Dual ignition system |
| Starting: | Electric | Electric | Electric and kick |
| Max Power: | 65 hp / 47.4 Nm @ 9000 rpm | 38.6 kW / 53 hp @ 7500 rpm | 46 kW / 62 hp @ 6500 rpm |
| Max Torque: | 35.5 lb-ft / 48.1 Nm @ 8000 rpm | 52.5 Nm / 5.35 kgf-m / 38.7 ft.lb @ 6000 rpm | 74.5 Nm / 7.6 kgf-m / 55 lb-ft @ 3500 rpm |
| Transmission: | 6 Speed | 5 Speed | 5 Speed |
| Final Drive: | #530 O-ring chain | Chain | Chain |
| Front Suspension: | Telescopic forks | Ø43 mm diameter USD type, length 910mm, compression damping adjustable to 35 positions, rebound damping adjustable to 30 positions | Telescopic, oil-dampened forks |
| Rear Suspension: | Dual shocks, Swinging arm | Mono shock, length 340mm, piggy-back reservoir, compression damping adjustable to 7 positions, rebound damping adjustable to 11 positions | Swing arm oil dampened, 5-way adjustable |
| Front Brakes: | 2X 260mm disc | Single Ø320 mm disc, 4 piston caliper | 2 x Discs |
| Rear Brakes: | Single 260mm disc | Single Ø220 mm disc, 1 piston calipers | Drum |
| Front Tyre: | 3.25 H19 | 120/60-17 | 3.25-H19 4PR |
| Rear Tyre: | 3.75 H18 | 150/60-17 | 4.00-H18 4PR |
| Fuel Capacity: | 15 Litres / 3.9 US gal | 10 L / 2.6 US gal | 16.8 Litres / 4.4 US gal / 3.7 Imp gal |
| Standing ¼ Mile: | 13.0 sec / 102 mph | 13.6 sec / 154 km/h / 96 mph | 13.9 sec / 150 km/h / 93 mph |
| Top Speed: | 191.5 km/h / 119 mph | 169 km/h / 105 mph | 176 km/h / 110 mph |