Hello guys,
I need to change the differential pinion seal on my 73 New Yorker, 8 3/4 Axle, #489 Case. Got the seal N5126 (Seal, Differential Pinion, 8 3/4_ #489 Case & 8 1/4_, 16,02 €)
I read a lot of good stuff here: Replacing pinion seal on 8.75 rear end
Several questions:
The Manual says...