Essex Patented Brake Disc Bedding / Burnishing Service Pair DiscPrice is service for 2 discs "I had a vibration" is something you never want to hear from your driver. The root of the problem is typically the brakes, tires, or suspension, but is often tough to isolate. A simple and inexpensive preparation step can often eliminate the brakes as a potential culprit, and you wont have to cringe so much when the driver is on the radio screaming about the dreaded thump, thump, thump hes feeling. If your rotors arent