How much oil do you put in motorcycle forks?
typically you would overfill the forks and draw out the excess oil with a syringe/tube that is set a specific distance below the edge of the top of the fork tube, in roadracing you will see a lot of bikes running between 90-110mm fork oil level.
What does adding more fork oil do?
What is the effect of changing oil height? Adding oil to your forks reduces the air volume. Since air is compressible, a smaller airspace is harder to compress than a larger airspace, which results in a stiffer fork.
What oil do you use for motorcycle forks?
Any hydraulic or ATF fresh oil is best than any old fancy motorcycle fork oil.
Can you change fork oil without removing forks?
Determine if the fork legs have oil drain plugs near the bottom of the legs. If they do, you are in luck and will be able to change the oil without removing the fork legs. … Hold the front brake and push down on the fork several times to pump the oil out.
How often should you change motorcycle fork oil?
every 10,000 miles
What happens if you run out of fork oil?
All of these doohickeys need the oil to make sure they slide and don’t stick. If the damping doesn’t suck, the stiction will, and potentially it will destroy those rubber bits, although frankly, if there is no fork oil, those rubber bits will already be shot.
Can you mix fork oil weights?
Mixing new oil with new oil is fine. … It just changes the weights. But if you are putting in all new fresh oil on top of old oil, there isn’t any risk, just a waste of all the time and effort.
What is the difference between fork oil and motor oil?
As for the differences between motor oil and fork oil, the way they measure the “weight” is completely different, and fork oil has additives to keep it from “foaming” , plus other additives directly needed in the fork enviroment.
Does changing fork oil make a difference?
After a few miles the fork oil will begin to warm and change its flow characteristics, providing a little more suppleness to fork travel. That will improve considerably the longer you ride, but only to a point.
Can I use hydraulic oil in motorcycle forks?
Firstly, fork oil is hydraulic oil, it does the same job in both circumstances but is under less stress in a pair of motorcycle forks.
Can I use ATF instead of fork oil?
ATF works great as a fork oil. It is relatively light weight, 2-5 W and rather unpredictable. If you need to use more than 1 bottle it might be a good idea to premix the stuff to isolate any bottle to bottle differences.
What weight of fork oil should I use?
Most suspension fluids that are lighter than 5wt are designed specifically to be used in a shock. Fork oils heavier than 5wt get too thin when they get hot. Stick with 5wt fork oil.
Is it bad to ride with blown fork seals?
Yes you can ride with blown seals. Is it the best? No, it can put extra wear on the fork internals.
Is it bad to ride with leaking fork seals?
Generally fork seals leak down onto the brakes, riding with oil on your brakes is not fine. you’ll be fine as long as you’re not trying to ride wheelies and slamming the front end back down. … Yes you can, but be aware that they leak on the front break which is 80% of your stopping power.