Norton Commando 961 S.F. MKII (2016-17) vs Triumph Daytona 675 (2009) vs Jawa 420 Prototype (1982) vs Norton Dominator 650SS (1963)
Comparison technical specifications
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| Make: | Norton | Triumph | Jawa | Norton |
| Model: | Commando 961 S.F. MKII | Daytona 675 | 420 Prototype | Dominator 650SS |
| Years: | 2016-17 | 2009 | 1982 | 1963 |
| Engine: | Four stroke, parallel twin, push rod, hydraulic lifter, 2 valves per cylinder | Four stroke, in-line 3-cylinder, DOHC, 4 valve per cylinder. | Four stroke, single cylinder, SOHC, 4 valves per cylinder. | Four-stroke, parallel twin-cylinder, two valves per cylinder operated by pushrods |
| Capacity: | 961 cc / 58.6 cu in | 675 cc / 41.2 cu in | 420 cc / 25.6 cu in | 647 cc / 39.5 cu in |
| Cooling System: | Air cooled | Liquid-cooled | Liquid cooled | Air cooled |
| Transmission: | 5 Speed, constant mesh | 6 Speed | 5 Speed | 4 Speed |
| Final Drive: | Chain, 525 "O" ring | O ring chain | Chain | Chain |
| Front Suspension: | Ø43 mm Öhlins USD, adjustable preload, compression, and rebound damping. | 41mm USD forks with adjustable preload, rebound and compression damping | Hydraulic telescopic forks | Telescopic forks with coil springs |
| Rear Suspension: | Öhlins reservoir-style twin shocks, adjustable ride height, preload, compression, and rebound damping. | Monoshock with piggy back reservoir adjustable for preload, rebound and compression damping | Single shock | Swinging arm with adjustable, three position hydraulically damped Girling units |
| Front Brakes: | Brembo 2 x Ø320 mm fully-floating high carbon stainless steel discs, 4 piston Brembo radially mounted calipers. Brembo front brake master cylinder with integral reservoir | 2 x 308 mm Discs, 4 piston calipers | Single disc | Drum, Ø203 mm / Ø8.0 in |
| Rear Brakes: | Brembo single Ø220 mm disc, 2 piston caliper. Brembo rear brake master cylinder | Single 220 mm disc, 1 piston caliper | Expanding drum | Drum, Ø178 mm / Ø7.0 in |