JK Non-Rubicon 4.88 Ratio Gear Package (D44-D30) with Koyo Bearings (Front Carrier Required When Upgrading From Factory 3.21 Ratio Only) Revolution Gear and Axle
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Gear Packages from Revolution Gear and Axle include Front and Rear Ring and Pinion Gear Sets and Master Install Kits. All Revolution Gear sets are made from the highest quality steel and are precision heat treated to OEM specifications, making for the best aftermarket gears available. Our Ring and Pinion sets are backed by an industry leading 2 Year Warranty against defects. Revolution Gear's precisely controlled manufacturing processes create a flawless setup, smooth operation and longer gear life. Revolution Gear Master Overhaul Kits come with all the necessary parts to ensure your differential job is a success. Revolution Master Overhaul Kits come with top quality Timken or Koyo Bearings and National seals (Part numbers ending with a -K contain Koyo Bearings). Our Kits also include: Pinion seal, Pinion Shims, Carrier Shims, Pinion Nut, Gasket or Sealant, Preload Shims or Crush Sleeve, Ring Gear Bolts, Gear Marking Compound and Loctite. With products that have been Street, Off Road and Race proven, you can count on Revolution Gear and Axle products to be the most trusted in the aftermarket.