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dave morgan

Posted 8/20/2013 01:34 (#3277228 - in reply to #3277200)
Subject: RE: What oil should i use for tranny and rear diff on 1977 GMC 6500?

Somerville, Indiana

50W synthetic will shift a lot easier in cold weather, and run cooler in hot weather for the transmission, but stay with something like 85W90 for the differential...They say the hypoid gears don't like 50W 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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