Suzuki GS 425L (1979) vs Yamaha RS 100 (1976-77) vs Suzuki GSX 750E (1981)
Comparison technical specifications
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| Make: | Suzuki | Yamaha | Suzuki |
| Model: | GS 425L | RS 100 | GSX 750E |
| Years: | 1979 | 1976-77 | 1981 |
| Engine: | Four stroke, parallel twin cylinder, DOHC, 2 valves per cylinder. | Two stoke, torque induction, single | Four stroke, transverse four cylinders, DOHC, 4 valve per cylinder. |
| Capacity: | 423 cc / 25.8 cu in | 97 cc / 5.9 cu-in | 747 cc / 45.5 cu-in |
| Bore x Stroke: | 67 x 60 mm | 52 x 45.6 mm | 67 х 53 mm |
| Compression Ratio: | 9.1:1 | 7.0 : 1 | 9.4:1 |
| Cooling System: | Air cooled | Air cooled | Air cooled |
| Induction: | 2 x 34 mm Mikuni carburetors | VM20SH carburetor | 4 x 32 mm Mikuni BS 32 carburetors. |
| Starting: | Electric and kick | Kick | Electric |
| Max Power: | 29.8 kW / 40 hp @ 7000 rpm | 11 hp / 8.1 kW @ 8500rpm | 59 kW / 79 hp @ 9200 rpm |
| Transmission: | 6 Speed | 5 Speed | 5 Speed |
| Final Drive: | Chain | Chain | Chain |
| Front Suspension: | Telescopic fork | Telescopic forks | Telescopic leading axle fork |
| Rear Suspension: | Twin shocks, coil spring over | Dual shocks | Dual shocks with 5-way spring preload |
| Front Brakes: | Single disc, 11in | Drum | 2 x 275mm discs, 1 piston caliper |
| Rear Brakes: | Drum, 7 in | Drum | Single 275mm disc, 1 piston caliper |
| Front Tyre: | 3.00-18 | 2.75-18 | 3.25-19 |
| Rear Tyre: | 3.75-18 | 3.00-18 | 4.00-18 |
| Dry Weight: | 173 kg / 382 lbs | 91 kg / 200.6 lbs | 229 kg / 504 lbs |
| Fuel Capacity: | 15 Litres / 4.0 US gal / 3.3 Imp gal | 10 Litres / 2.6 US gal | 19 Litres / 5.0 US gal / 4.2 Imp gal |