1978 Suzuki GS 425 technical specifications

Technical specifications

Model: GS 425
Years: 1978
Engine: Four stroke, parallel twin cylinder, DOHC, 2 valves per cylinder.
Capacity: 423 cc / 25.8 cu in
Bore x Stroke: 67 x 60 mm
Compression Ratio: 9.1:1
Cooling System: Air cooled
Induction: 2 x 34 mm Mikuni carburetors
Starting: Electric and kick
Clutch: Wet multiplafe
Max Power: 29.8 kW / 40 hp @ 7000 rpm
Transmission: 6 Speed
Final Drive: Chain
Front Suspension: Telescopic fork
Rear Suspension: Twin shocks, coil spring over
Front Brakes: Single disc, 11in
Rear Brakes: Drum, 7 in
Front Tyre: 3.00-18
Rear Tyre: 3.75-18
Seat Height: 787 mm / 31 in
Dry Weight: 173 kg / 382 lbs
Fuel Capacity: 15 Litres / 4.0 US gal / 3.3 Imp gal

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