Drive cup and Shafts are made of 45# steel with hardened treatment
Drive cup with 4 slots for double use.
made the slots wide to 4mm, and the pin on the shaft is 4mm instead of stock 3.5mm.
Shaft dia 6mm instead of stock 5.5mm
sells as a pair. you have to buy 2pairs for your truck.
This product was added on 03/15/23 by JM.
