</font><blockquote><font size="1" face="Verdana, Tahoma, Arial, Helv, Helvetica, Sans">quote:</font><hr /><font size="2" face="Verdana, Tahoma, Arial, Helv, Helvetica, Sans">Originally posted by Grandpa Bill:
<strong>Since I'm going to change the oil in both diffs and the T/C I'd like to get your feedbback on this one before I do it.</strong></font><hr /></blockquote><font size="2" face="Verdana, Tahoma, Arial, Helv, Helvetica, Sans">Not sure about gen 1 T/C. It might not have the syncroniser and it might be OK to use GL5 differential oil in it, But if its gen 2 that have shift on the fly you would need GL4 or it would not fuction properly.