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djgodden's avatar
djgodden
Explorer
Apr 28, 2016

Differential fluid thoughts/recommendations...

I'm getting ready to put a new larger differential cover onto my TV differential (2012 4x4 2500 Ram Laramie Longhorn w/6.7 Cummins). The standard fluid is 75W-90 for rear and ATF+4 for front. Should...
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_40Fan's avatar
_40Fan
Explorer
Apr 28, 2016
DO NOT put ATF+4 in your front end. That is for transmission and t-case only. 75-90 front and rear.

Your HO already has a larger differential cover.

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