Yamaha GX 250
Yamaha GX 250 | |
Manufacturer | |
---|---|
Production | 1979 |
Class | Classic |
Engine | Four stroke parallel twin-cylinder OHC 2 valve per cylinder |
Bore / Stroke | 55.9mm x 55.9mm |
Compression ratio | 9.6:1 |
Horsepower | 24.94 HP (18.6 KW) @ 9500RPM |
Transmission | Gear box: 6-Speed Final Drive: Chain |
Suspension | Front: Telescopic forks Rear: Dual shocks |
Brakes | Front: Single disc Rear: Single disc |
Front Tire | 3.00-18 |
Rear Tire | 3.25-18 |
Weight | 168.0 kg (wet) |
Recommended Oil | Yamalube 10w-40 |
Manuals | Service Manual |
The Yamaha GX 250 was a Four stroke parallel twin-cylinder OHC 2 valve per cylinder Classic motorcycle produced by Yamaha in 1979. Claimed horsepower was 24.94 HP (18.6 KW) @ 9500 RPM.
Engine[edit | edit source]
A 55.9mm bore x 55.9mm stroke result in a displacement of just 248.0 cubic centimeters.
Drive[edit | edit source]
The bike has a 6-Speed transmission. Power was moderated via the Wet multi-discs.
Chassis[edit | edit source]
It came with a 3.00-18 front tire and a 3.25-18 rear tire. Stopping was achieved via Single disc in the front and a Single disc in the rear. The front suspension was a Telescopic forks while the rear was equipped with a Dual shocks.
1979 Yamaha GX 250[edit | edit source]
It was the first Yamaha 4-stroke 250cc model. Compared to the 400, its tire size was only one size smaller and the chassis parts were quite the same.