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Rusty6

Posted 8/20/2013 09:47 (#3277758 - in reply to #3277719)
Subject: Re: What oil should i use for tranny and rear diff on 1977 GMC 6500?

S.E. Sask.

Yes, I've read that EP gear oils are not recommended for many truck transmissions. I've been using straight grade #30 engine oil in the transmission of my IH Loadstar for years and it works fine. Rear end has 85-90 gear oil.

What oil should i use for tranny and rear diff on 1977 GMC 6500? - Loadhog : 8/20/2013 00:22
- Re: What oil should i use for tranny and rear diff on 1977 GMC 6500? - WTW : 8/20/2013 00:24
- RE: What oil should i use for tranny and rear diff on 1977 GMC 6500? - dave morgan : 8/20/2013 01:34
  - Re: What oil should i use for tranny and rear diff on 1977 GMC 6500? - retento : 8/20/2013 04:23
- RE: What oil should i use for tranny and rear diff on 1977 GMC 6500? - Larry NCKS : 8/20/2013 04:52
  - Re: What oil should i use for tranny and rear diff on 1977 GMC 6500? - IFarmtoo : 8/20/2013 07:52
- RE: What oil should i use for tranny and rear diff on 1977 GMC 6500? - tim4870 : 8/20/2013 08:10
  - Re: What oil should i use for tranny and rear diff on 1977 GMC 6500? - Super 65 : 8/20/2013 08:36
    - Re: What oil should i use for tranny and rear diff on 1977 GMC 6500? - Jon Hagen : 8/20/2013 09:21
      - Re: What oil should i use for tranny and rear diff on 1977 GMC 6500? - Rusty6 : 8/20/2013 09:47
- Re: What oil should i use for tranny and rear diff on 1977 GMC 6500? - durallymax : 8/20/2013 12:55

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