Quote:
Originally Posted by NorthwoodsRunner
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my new 1200 mile T4R I checked out the drive shafts for lube what I found was the rear drive shaft had moly black grease in everything and the slip joint. the front drive shaft had brown lithium grease in the U joints and black moly in the slip joint.
I greased it with both types. so now the rear u joints have moly [factory] and lithium [me] in there.
front was lubed properly . as a person mentioned his dealer ship just uses moly I believe it . also if the drive shafts are with no angles those joints do not move much so they are not wearing. on the slip joints these do move much more so that is why the higher grade moly is used.
the owners manual says just use the lithium on all these fittings.
having used moly grease on other vehicles in corrosive environment I never saw any joint failures ,it is very good protection against oxidation issues and wear... resists water absorption quite well.
the slip joints had little if any grease in them. I did 3 half pumps till I fell slight resistance . after operating the vehicle I noticed now a slight amount of black grease in the slip area. before no grease .
one thing to never do is grease these fittings in cold weather . grease does not flow good and do damage .. I grease my vehicles just before the cold weather hits . then again when the warmer temps return .