8 3/4 diff

so Powerflite should have said some wrench turners can give U too much pinion bearings preload when replaceing pinion seal or yoke on a crush sleeve equipped diff. Cuz the problem is now the pinion nut tightening can not be done by the book, the wrench turner must get creative. and no matter how creative we get, down the road there is a greater chance of the nut loosening.