Kawasaki VN 900 Vulcan Custom (2011-12) vs Kawasaki ZZ-R 1100 C (1991) vs Kawasaki Z 650RS (2022) vs Kawasaki ZX-R 750-J (1991) vs Kawasaki VN 900 Vulcan Classic (2018-19)
Comparison technical specifications
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| Make: | Kawasaki | Kawasaki | Kawasaki | Kawasaki | Kawasaki |
| Model: | VN 900 Vulcan Custom | ZZ-R 1100 C | Z 650RS | ZX-R 750-J | VN 900 Vulcan Classic |
| Years: | 2011-12 | 1991 | 2022 | 1991 | 2018-19 |
| Engine: | Four stroke, V-twin, SOHC, 4 valves per cylinder | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke V-Twin, SOHC, 4 valve |
| Capacity: | 903 cc / 49 cu-in | 1052 cc / 64.1 cu-in | 649 cc / 39.65 cu-in | 749 cc / 45.7 cu-in | 903 cc / 49 cu-in |
| Bore x Stroke: | 88.0 x 74.2 mm | 11.0:1 | 83 x 60 mm | 71 x 47.3 mm | 88.0 x 74.2 mm |
| Cooling System: | Liquid cooled | Liquid cooled, | Liquid cooled | Liquid cooled | Liquid cooled |
| Compression Ratio: | 9.5:1 | 76 x 58 mm | 10.8:1 | 10.8:1 | 9.5:1 |
| Induction: | 2x 34mm ø Fuel injection with dual throttles | 4x Keihin CVKD40 carburetors | DFI with Keihin 36mm x 2 throttle bodies | 4x 38 mm Keihin CVKD (Constant Velocity) carburettors / Ram Air System (single intake) | Fuel injection: ø 34 mm x 2 with dual throttles |
| Starting: | Electric | Electric | Electric | Electric | Electric |
| Max Power: | 37 kW / 50 hp @ 5700 rpm | 147 hp / 108 kW @ 10500 rpm | 50.2 kW / 67.3 hp @ 8000 rpm | 100 hp / 74 kW @ 10500 rpm | 37 kW / 50 hp @ 5700 rpm |
| Max Torque: | 78 Nm / 8.0 kg-fm @ 3700 rpm | 110 Nm / 11.2 kgf-m @ 8500 rpm | 64 Nm / 47.2 lb-ft @ 6700 rpm | 7.45 kgf-m / 53.8 lb-ft @ 9000rpm | 78 Nm / 8.0 kg-fm @ 3700 rpm |
| Clutch: | Wet multi-disc, manual | Wet, multi disc | Wet multi-disc, manual | Multi plate wet (oil submerged) hydraulic ‘slipper’ clutch | Wet multi-disc, manual |
| Final Drive: | Belt | Chain | Sealed chain | Chain | Belt |
| Frame: | Double-cradle, steel | Pressed aluminium perimeter | Trellis, high-tensile steel | Aluminium perimeter | Double-cradle, steel |
| Front Suspension: | 41mm telescopic fork with 7-way preload | 43mm forks preload and rebound adjustable. | 41 mm hydraulic telescopic fork | 43mm Upside-down forks, adjustable ride height, 13-way rebound | 41mm telescopic fork with 7-way preload |
| Front Wheel Travel: | 150 mm / 5.9 in | 120 mm / 4.7 in | 125 mm / 4.9 in | 120 mm / 4.7 in | 150 mm / 5.9 in |
| Rear Suspension: | Uni-Trak with 7-way adjustable preload | Monoshock fully adjustable. | Horizontal back-link with adjustable preload swingarm | Uni Track monoshock. adjustable ride height, preload, 4-way rebound | Uni-Trak with 7-way adjustable preload |
| Rear Wheel Travel: | 103 mm / 4.1 in | 112 mm / 4.4 in | 130 mm / 5.1 in | 120 mm / 4.7 in | 103 mm / 4.1 in |
| Front Brakes: | Single 300mm disc | 2x 320mm discs 4 piston calipers | 2x 300mm discs, 2 piston calipers | 2x 320mm discs 4 piston calipers | Single 300mm disc 2 piston caliper |
| Rear Brakes: | Single 270mm disc | Single 240mm disc 1 piston caliper | Single 220mm disc, 1 piston caliper | Single 230mm disc 2 piston caliper | Single 270mm disc 2 piston caliper |
| Front Tyre: | 80/90 -21 | 120/70 VR 17-V290 Tubeless | 120/70ZR17M/C (58W) | 120/70ZR17 /Std Pressure 36psi | 130/90 -16 |
| Rear Tyre: | 180/70 -15 | 170/60 VR 17-V290 Tubeless | 160/60ZR17M/C (69W) | 180/55ZR17 /Std Pressure 41psi | 180/70 -15 |
| Wheelbase: | 1646 mm / 64.8 in | 1490 mm / 58.2 in0 | 1405 mm / 55.3 in | 1420 mm / 55.9 in | 1645 mm / 64.8 in |