Mobil1 full synthetic rearend fluid ?

[turbotaone]

If I use the Mobil1 synthetic differential fluid, I will not need any
posi additive right ? That is what it says on the bottle.

Thanks
James

 

[RobR]

I don't run any additive. I only notice a hint of chatter when backing up.

You'll be fine without it.

 

[turbotaone]

OK, thanks TTA 1387 .

James