RamBill,
take a look at the current posting under First Generation entitled ""search" is great"" you will find it helpful. Also if you do a search for rear axle seals under First Generation you will find previous posts on this topic.
In my opinion not a difficult job.
Good luck,
Al
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92-LE,Cummins,Tach,4x4,5spd,3. 54,Borgeson steering shaft,