Posted by Paul B on May 05, 1998 at 09:10:59:
In Reply to: Re: Synthetic Trans oil? posted by T.KRALOVIC on May 03, 1998 at 12:14:04:
I have had Red Line 75W-90 synthetic gear oil in the trans., transfer case and difs. in my 66 W300. These have been in for approx. 9,000 miles with no adverse effects. One very noticable advantage is easier shifting in the winter. The transfer case is also a bit quieter.