Motorcycle Fork Oil Grades

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Motorcycle fork oil grades.

Maxima 59901 10 165 150 grade 10wt zero drag formula racing fork fluid 1 liter. Why does my fork oil have a weight. A typical oem 15w40 running in oil will lose 12 7 part of the reason it needs changing after just 600 miles while a pure fully synthetic ester base oil will lose just 5. It provides protection against wear corrosion and to minimise the effect of foam or air entrainment in the fork.

So the motorcycle industry took the ssu vi measurement and converted it to weights based on the same scale used by the sae. Get it as soon as wed sep 30. Check here for special coupons and promotions. Recommended for use in motorcycle forks and shocks for road off road and competition use.

4 7 out of 5 stars 18. Compared to the marzocchi 7 5 wt i found i had to increase the z1 fork damper aduster in slighlty towards the firmer direction to keep the same damping feel after changing to atf. The minimum level required for a motorcycle oil to reach jaso ma is 20. Viscosity refers to the oil s thickness the higher the rating say 50 weight the heavier or more viscous the.

Castrol fork oil 5w 10w and 15w application. Fork oils are graded depending upon their viscosity and load carrying capacity. Different manufacturers use different grade oils for the very reason as the load varies. For example a pulsar could use a less viscous oil while the hayabusa will need a highly viscous oil to balance that load of the heavy front fairing and engine.

The first thing most folks think about when they consider oil is its viscosity. Free shipping on your first order shipped by amazon. Atf was rumored to have better anti foaming properties than fork oil and a 1 50 quart bottle of atf was of course much cheaper than 20 for a pint of marzocchi s oil. The logic applied here is that a good fork oil should have a vi rating of at least 150.

A cheap base oil sn 100 in the graph below loses 29 of its weight during the noack test.