schlepprock379
SDD Junior Member
Hello,I was wondering if I can use 75w-90 gear oilin the rear diff. or do I have to use 75w-140? Thx in advance to all replies
Changing oil in front and rear diff's.
- Thread starter schlepprock379
- Start date
NO ! use whats called for...they call for the heavier weight SYNTHETIC
for a reason !
royal purple makes a good 80w140 its 9.99 per quart at pep-boys and
it already includes the friction modifier (for limited slip).
youll need a bit more than 3 quarts.
for a reason !
royal purple makes a good 80w140 its 9.99 per quart at pep-boys and
it already includes the friction modifier (for limited slip).
youll need a bit more than 3 quarts.
schlepprock379
SDD Junior Member
Im sorry..I knew I had to use synthetic..but didnt know if I could use 75w90...or if I HAD to use 75w-140
big_rooster
HNIC
Yep thats what i got in both my pumpkins and the t case.
what do you have in front & rear ? sorry its not clear to me, are you using
the same weight in the front & the rear ? what weight ?