I was very disappointed that these rotors didn't work right out of the box. After the replacement, there was a lot of vibration, so I had to take the truck to the shop and rotate the rotors to eliminate the vibration. Returning the rotors would have rendered my car inoperable for seven to ten days during the return and exchange procedure and I didn't want to be without my car for that long. So on top of the cost of the rotors I spent another 104.28 to make them usable. The bad rotor had to beโฆ