Transfer Case & Rear Differential Fluid Change Today

[Entropy]

Originally Posted by Bmwfvr

So the consensus is to change diffs fluid at around 100k miles? My X is at 105k miles and i don't think the diffs were ever flushed. I have changed the TC fluid though.

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Ideally, you would change the diff fluid at around 10-15k miles to flush out the wear/break-in metals and then every 40-50k after that.


At 105k miles, the differentials could definitely benefit from fresh fluid!

[Bmwfvr]

Originally Posted by Entropy

Ideally, you would change the diff fluid at around 10-15k miles to flush out the wear/break-in metals and then every 40-50k after that.


At 105k miles, the differentials could definitely benefit from fresh fluid!

oh wow ok. I know what I am doing this weekend .. what happened to lifetime lol