Norton Commando 750 Fastback (1970-72) vs Kawasaki ER-6n (2009) vs Yamaha V-Max (1999-01)
Comparison technical specifications
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| Make: | Norton | Kawasaki | Yamaha |
| Model: | Commando 750 Fastback | ER-6n | V-Max |
| Years: | 1970-72 | 2009 | 1999-01 |
| Engine: | Four stroke, parallel twin cylinder, push rod, 2 valves per cylinder. | Four stroke, parallel twin, DOHC, 4 valves per cylinder. | Four stroke, V-four, DOHC, 4 valve per cylinder. |
| Capacity: | 745 cc / 45.5 cu in | 649 cc / 39.6 cu-in | 1198 cc / 73.1 cu-in |
| Bore x Stroke: | 73 x 89 mm | 83 X 60mm | 76 х 66 mm |
| Compression Ratio: | 9.0:1 | 11.3;1 | 10.5:1 |
| Cooling System: | Air cooled | Liquid cooled, | Liquid cooled |
| Induction: | 2 x Ø30mm Amal concentric carburetors | 2x 38mm Electronic Fuel Injection Keihin | 4x 35mm Mikuni BDS35 carburetor |
| Ignition: | 12V, alternator | Digital TCBI | CDI |
| Starting: | Electric and kick | Electric | Electric |
| Max Power: | 58 hp / 43 kW @ 6800 rpm | 53 kW / 72.1 hp @ 8500 rpm | 102 hp / 74.4 kW @ 8000 rpm |
| Transmission: | 4 Speed | 6 Speed | 5 Speed |
| Final Drive: | Chain | Chain | Shaft |
| Front Suspension: | Telescopic forks | 41 mm telescopic fork, | 40mm Kayaba forks, Air pressure |
| Rear Suspension: | Dual shocks, 5-way adjustable | Offset laydown single-shock with adjustable preload, | Dual Kayaba shocks, adjustable for preload damping. |
| Front Brakes: | Single 203 mm Drum, twin leading shoe | 2x 300mm discs 2 piston calipers | 2x 298mm discs 2 piston calipers |
| Rear Brakes: | Single 178 mm Drum, twin leading shoe | Single 220mm disc 1 piston caliper | Single 282mm disc 2 piston caliper |
| Front Tyre: | 4.10-19 | 120/70ZR17 | 110/90-18 |
| Rear Tyre: | 4.10-19 | 160/60ZR17 | 150/90-15 |
| Wheelbase: | 1441 mm / 56.75 in | 1405 mm / 55.3 in | 1590 mm / 65.6 in |
| Seat Height: | 863.6 mm / 34 in | 785 mm / 30.9 in | 765 mm / 30.1 in |
| Dry Weight: | 190 kg / 420 lbs | 174 kg / 383.6 lbs | 262 kg / 577.6 lbs |
| Fuel Capacity: | 10 Litres / 2.6 US gal | 15.5 Litres / 4.1 US gal | 15 Litres / 3.9 US gal |
| Top Speed: | 187 km/h / 116 mph | 199.7 km/h | 216.7 km/h |