300 ml
255 cc each fork
fork oil amount yamaha thunderace
qt fork oil and type oil for the front fork on each side
120mm level
the front fork oil leval is to be set at 130mm from the top of the fork (air gap)..with the fork spring out ..and the fork fully collapsed ....
fork oil amounts for a Yamaha GT 80 are 108 to 116cc's per fork tube. you should use 10w motorcycle fork oil. this is good for all years from 1974 to 1980.
Each front fork holds: 400cm3 or 14.1 oz or 13.5 US oz.
I like 13 to15psi
At the bottom of each fork there is a hex head bolt, metric I think # 8 Be careful not to strip it.
To change the fork oil on a 1998 Yamaha V Star, start by securely elevating the front of the motorcycle and removing the front wheel. Then, loosen the fork caps and drain the old oil by removing the drain screws at the bottom of each fork leg. After the old oil has been drained, refill each fork leg with the appropriate amount of new oil, ensuring to use the correct type specified in the owner's manual. Finally, reassemble the fork caps and wheel, and check for any leaks before taking the bike for a test ride.
you apply oil to the suspension area and then push it up and down to work the oil in.
To service the front fork oil on a 1966 Yamaha YDS3 motorcycle, first, remove the front wheel and fender to access the forks. Then, loosen the top caps and drain the old oil by inverting the forks. After letting them drain completely, refill with the recommended fork oil to the specified level, usually around 5-6 ounces per fork. Finally, reassemble the forks, ensuring the caps are securely tightened.