SOLD on Lateral-G.net I'm building a new home with a nice shop so some unused parts need to go! This is Baer's popular Track system with 13" rotors. Part #4301035. It fits '64-72 GM A body with OE spindles. Includes: 13" cross drilled, slotted, zinc washed rotors Two piston aluminum PBR "vette" calipers 6061 billet aluminum hubs, aluminum brackets, pads, master cylinder, SS braided lines, fittings, and instructions These require 17"+ wheels but may fit some 16" ones. They save about 2.5 lbs per side. No change in track width. Jegs has these for $1395.99 $975+ actual shipping from San Antonio