Yamaha XS850: review, history, specs
|Also called||XS 850|
|Production||1980 - 1982|
in-line three, four-stroke
|Bore / Stroke||71.5mm x 68.6mm|
|Top Speed||122 mph (196 km/h)|
|Horsepower||77.38 HP (57.7 KW) @ 8500RPM|
|Air Filter||K&N YA-1300 `80-81|
|Spark Plug||NGK BP7ES '80-81|
|Battery||YUASA YB14L-A2 '80-81|
|Transmission||Gear box: 5-speed
Final Drive: shaft drive (cardan)
|Suspension||Front: Telescopic Forks
Rear: Swing Arm
|Brakes||Front: dual disc
Rear: single disc
|Weight||258.0 kg (wet)|
|Oil Filter||K&N KN-146|
|Fuel Capacity||6.34 Gallon (24.00 Liters)|
The Yamaha XS850 was a in-line three, four-stroke Naked motorcycle produced by Yamaha between 1976 and 1982. It could reach a top speed of 122 mph (196 km/h). Claimed horsepower was 77.38 HP (57.7 KW) @ 8500 RPM.
Made in the US from 80-81 Also offered in Europe in 80-82 This is an evolved version of the XS750 (a shaft drive, 2 valve per cylinder, 3 cylinder, 4 stroke) which was basically bored out in 1980 to become the 850.
- XS850G 80 Standard UJM
- XS850SG 80 Special
- XS850LG 80 Midnight Special
- XS850H 81 Standard UJM
- XS850SH 81 Special
- XS850LH 81 Midnight Special
Information and a forum following is the same as for the XS750.
The engine was a air cooled in-line three, four-stroke. A 71.5mm bore x 68.6mm stroke result in a displacement of just 826.0 cubic centimeters. Fuel was supplied via a double overhead cams/twin cam (dohc).
The bike has a 5-speed transmission.
It came with a 3.25-19 front tire and a 4.00-18 rear tire. Stopping was achieved via dual 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 Swing Arm. The XS850 was fitted with a 6.34 Gallon (24.00 Liters) fuel tank.
1980 - 1982 Yamaha XS 850
- 2019 K&L Supply Co Catalog. K&L Supply Co. 2019.
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