Building of a Dynatrac ProRock 80 Full-Float Rear Axle

Come visit us at: Jeep parts purchased through this Amazon link will help support this channel and at no cost to you: With more and more people building up their Jeeps JK Wranglers with 40“ tires and pushing them with the kind of big horsepower that a HEMI or an LS swap will provide, there’s been a real demand for an axle that can handle the abuse and Dynatrac has the answer for it -- the ProRock 80! With an “ ring gear, a 2“ diameter pinio