rear differential
Post Fiend
Joined: Mar 2009
Posts: 11,798
Likes: 14
From: Mt. Shasta California
75w140 synthetic oil by any of the known brands. They are all going to be the same (pretty much). If you are not running a LS rear end don't get oil with modifiers in it because it will just cost more and make no difference in the quality of your life. You hear all these guys recommend this brand and that brand but they are just guessing. It's like cows milk, it's all the same sh.......
Elder User
Joined: Dec 2008
Posts: 745
Likes: 4
From: North Carolina
75w140 synthetic oil by any of the known brands. They are all going to be the same (pretty much). If you are not running a LS rear end don't get oil with modifiers in it because it will just cost more and make no difference in the quality of your life. You hear all these guys recommend this brand and that brand but they are just guessing. It's like cows milk, it's all the same sh.......
I get whatever i can find at the local autoparts store. For some reason 75w140 is hard to find (and expensive)
Post Fiend
Joined: Mar 2009
Posts: 11,798
Likes: 14
From: Mt. Shasta California
That's because they don't make a lot of it compared to lighter stuff. Hard to find because it doesn't sell well. It's all about the money.
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