2000 2WD F-250 Ext cab 7.3 4R100 4.10 rear axle All stock except Edge Revolver 6 position tuner chip
1993 2WD F-250 Ext cab 7.3 IDI NA, E4OD, 4.10...box stock 229k miles. running W80/85 for 20K mi as of 6/22
35+ years of Auto repair experience on anything and everything but a diesel, till 2009.
If you want it done right, do it yourself.