Yukon Gear Buick Chevrolet Pontiac Differential Ring and Pinion Kit – Rear

YGK2320

LSD and Re-Gear Kit YGK2320 Differential, re gear, re-gear, LSD, limited slip differential, positraction, muscle car, GM, General Motors, Chevy, Chevrolet, Pontiac, Buick, Oldsmobile, Olds Kit contains a ring and pinion set, positraction unit, and installation parts 12P 8.875″ GM 3.31 REAR R&P GEAR/ INSTALL KIT PACKAGE with 30spl POSI and AK 1563 AXLE BRGS (2.25″ OD) This kit dramatically improves traction and durability by adding a Yukon Dura Grip LSD and an upgraded ring and pinion set to your diff. Its also an opportunity to generate next-level acceleration by moving to a more aggressive gear ratio. Fits GM 12P differential 30 spline pinion gear 3.31 ratio Includes Dura Grip positraction LSD, 30 spline Coverage includes 64 to 72 Chevelle, 67 to 72 Camaro, 69 to 72 Firebird, 70 to 72 GTO, 9 other models, or anything hot-rodded with a GM 8.875 12 Bolt Passenger Axle 8.875 ring gear diameter 12 bolt ring gear 2.25″ (AK 1563) axle bearings Includes positraction unit, ring and pinion gear set, and all required bearings and installation hardware Yukon Muscle Car Limited Slip and Re-Gear Kit for GM 12P, 30 spline, 3.31 ratio, YGK2320 Yukon Muscle Car Limited Slip and Re-Gear Kit for GM 12P, 30 spline, 3.31 ratio