Motorcycle Fork Oil Grades

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.

Motorcycle fork oil grades.

Why does my fork oil have a weight. Get it as soon as wed sep 30. Fork oils are graded depending upon their viscosity and load carrying capacity. 4 7 out of 5 stars 18.

Different manufacturers use different grade oils for the very reason as the load varies. Recommended for use in motorcycle forks and shocks for road off road and competition use. 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. 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. Consumers like to shop for oil by weight. The first thing most folks think about when they consider oil is its viscosity.

Castrol fork oil 5w 10w and 15w application. Check here for special coupons and promotions. The logic applied here is that a good fork oil should have a vi rating of at least 150. Viscosity refers to the oil s thickness the higher the rating say 50 weight the heavier or more viscous the.

Maxima 59901 10 165 150 grade 10wt zero drag formula racing fork fluid 1 liter. More buying choices 12 55 22 new offers. Your order may be eligible for ship to home and shipping is free on all online orders of 35 00. A cheap base oil sn 100 in the graph below loses 29 of its weight during the noack test.

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