USA Standard Gear ZG C8.89-390 Rear Ring/Pinion 3.90 Ratio for Chry/Dodge/Ply

USA standard Ring & Pinion gear set for Chy 8.75" with 89 housing in a 3.90 USA Standard Gear replacement ring and pinion gear sets are designed to meet or exceed OEM specification while providing an affordable drivetrain solution. USA Standard Gear employs rigorous in-house quality testing and inspections to ensure its products pass dimensional, material, and fitment testing. Available in a wide variety of OEM and aftermarket ratios, USA Standard Gear ring and pinion sets are ready to withstand the rigors of everyday commuting, trail running, and all types of spirited driving. Fits Chrysler 8.75" "89" case housing 8.75" ring gear diameter 29 spline pinion 12 ring gear bolts 3.90 ratio