Apr 16, 2011 #1 I indian347 Registered User Joined Dec 27, 2009 Posts 48 Reaction score 0 Location deerfield bch fl My Ford dealer said my rear diff needed a oil change. The truck has 66 thou on it. Do any of you change it ? What oil do i use ?
My Ford dealer said my rear diff needed a oil change. The truck has 66 thou on it. Do any of you change it ? What oil do i use ?
Apr 16, 2011 #2 Double-S-Diesel parts seller Joined Mar 8, 2005 Posts 2,520 Reaction score 77 Location derry pa 75 140 synthetic , dont forget the additive if limeted slip
Apr 21, 2011 #3 N Newman Registered User Joined Nov 5, 2010 Posts 22 Reaction score 0 Location Gilbert, AZ I think i changed mine at 60K