Project Upsize: Axle Swap March 8, 2009 (February 25, 2019) Grease Monkey I am starting the process of swapping the axles in my YJ. I am swapping my open Dana 30 HP 3.07 front axle to another Dana 30 HP already geared at 4.10 plus I will be installing a Lock-Right. I am swapping my open Dana 35 3.07 rear axle to […]