USA Standard Gear ZG C9.25B-321B Rear Ring/Pinion 3.21 for 11-18 RAM 1500 4WD

USA standard Ring & Pinion gear set for '11 & up Chy 9.25 ZF in a 3.21 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. 3.21 ratio 9.25" Chrysler Dodge ZF Uses 7/8" -14 Pinion Nut USA Standard ring and pinion components meet or exceed OE specifications for years of long life. USA standard Gear offers a Standard One Year Warranty against defects on their Ring & Pinion Sets.