oil seal

Is it possible to replace the steering knuckle oil seals without disassembling the steering knuckle and axle shaft?

Is there any way to know whether I have a 62 mm (90311-48010) or a 65 mm (90311-48023) oil seal, without having to do a physical inspection or take the rear drive shaft off? My truck is a 1992 HZJ73, manufactured in March 1992, and it's an automatic.

I hosed my front axle birfield by hammering it home with a sledge to seat it in the new oil seal. My new oil seals are very aggressive and I had to hit it hard, slightly mushrooming the end of the birfield, making it worthless. All my fault, dumb mistake. Anyone have a used one sitting on a...