M-Ten

iTrader: (2)

I will be installing the new 9" tomorrow and in the directions from Moser, they said during the break in period to NOT use synthetic.. So just use any regluar gear oil?

And do I drain it and put in the synthetic after the break in period or what?

M-Ten

iTrader: (2)

Anybody know??

mcflyz28

80w90 don't use synthetic

M-Ten

iTrader: (2)

don't use synthetic ever? or just not during the break in period?

SuperSlow02

iTrader: (16)

depends on your center, Ive got a trutrac and i cant ever use it, premature wear or something,

M-Ten

iTrader: (2)

Oh really.. Yeah I have a trutrac also. So you're not supposed to use synthetic EVER in these rears??

SuperSlow02

iTrader: (16)

to my knowledge, no. prematurely eats something up. I just use lucus oil

35th SS

iTrader: (2)

do not use synthetic oil ever in your 9in.try a search plenty info. there. over and over.

EPP

iTrader: (22)

No synthetic, ever, as has been posted above. Bob