Is there any reason why I shouldn't run 75W-140 in the front Diff? | Ford Explorer Forums
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Is there any reason why I shouldn't run 75W-140 in the front Diff?

L

leadfootdriver

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Westland, Mi
Year, Model & Trim Level
2002 Explorer XLT 4.0 FFV
Supertech synthetic 75W-140 is cheap.

Wouldn't synthetic 75W-140 have more slipperiness than Dino 80W-90?
 






leadfootdriver said:
Supertech synthetic 75W-140 is cheap.

Wouldn't synthetic 75W-140 have more slipperiness than Dino 80W-90?
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No, as indicated by the 140. It will be much thicker.
 






I can think of a couple.
 






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