Technical specifications
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| 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:
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Air cooled
|
|
Induction:
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2 x 34 mm Mikuni carburetors
|
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Starting:
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Electric and kick
|
|
Clutch:
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Wet multiplafe
|
|
Max Power:
|
29.8 kW / 40 hp @ 7000 rpm
|
|
Transmission:
|
6 Speed
|
|
Final Drive:
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Chain
|
|
Front Suspension:
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Telescopic fork
|
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Rear Suspension:
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Twin shocks, coil spring over
|
|
Front Brakes:
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Single disc, 11in
|
|
Rear Brakes:
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Drum, 7 in
|
|
Front Tyre:
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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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