[celt69]

Evening all,
Does anybody know off the top of their head which grade of oil is best for my 99 l-series rear diff.

cheers in advance

Celt69

 

[jamesmartin]

80w90,75w90 its not critical ,regular changes are more important

 

[celt69]

80w90,75w90 its not critical ,regular changes are more important

Cheers mate.

 

[teddywood1]

hi haynes recomend Texaco multigear 80w/90 etl 7441 specification API GL5
Duckhams Hypoid Gear Oil 85W/90GL5 but just get a good 80/90 hope this helps
I think i got a 70/90 but would have to check in the morning

 

[matt1295]

Autodata lists this

80w90
GL-5

0.75-0.83 of a ltr

 

[celt69]

Cheers Mat and Teddywood