These packages have all components necessary to change rear end gears, featuring properly matched gears, installation kit, and step-by-step DVD.Click links below for details. Each kit includes:Richmond Gear Ring & Pinion SetRichmond Gear Differential Installation KitRichmond Gear Instructional DVDRichmond Gear LubeJEGS Limited Slip Additive
GM 10-Bolt
Does not work with pinion-mounted ABS sensor on 1990-96 Impala, Impala SS, or Caprice