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Old 05-09-2015, 03:09 AM   #3430
SpudRider   SpudRider is offline
 
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Join Date: Jul 2008
Location: Idaho
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Quote:
Originally Posted by pete View Post
ATF has the same viscosity as 10W fork oil... but who's
fork oil.... 10w oil from one manifacture can be the same
as anothers 20w..
the number you should be looking at is the CST rating
of the fork oil...

there are weight & CST chats on the net..compare diffrent
brands you will be surpised....

.
That is exactly correct. You need to check every manufacturer to see the actual viscosity of their fork oil. One company's 5W fork oil is another company's 10W fork oil.



Looking at Verdone's chart, I would estimate fork oil falls roughly into the following classifications.

2.5W is about 10 cSt viscosity
5W is about 16 cSt viscosity
7.5W is about 28 cSt viscosity
10W is about 36 cSt viscosity

Et cetera.
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2015 Zongshen ZS250GY-3 (RX3)
2006 Zongshen ZS200GY-2 (Sierra 200)
2005 Honda XR650L
2004 Honda CRF250X
1998 Kawasaki KDX220

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