If you have a non-Rubicon with factory 3.21 ratio you will need a front carrier case. Be sure to select "3.73+ D30 CARRIER" before adding to cart.
If you'd like to program your Jeep for the new gear ratio, or adjust for tire size, we can add a Superchips programmer, just select the option. This is required for 2012+ Automatic trans JKs. If you don't have another programmer already, be sure to order one with your gears.
Revolution Gear sets are made from top quality 8620 Steel and are precision heat treated to OEM specifications, making for the best aftermarket gears available. All Revolution Ring and Pinion sets are backed by an industry leading 2 Year Warranty against defects. Revolution gears are also double, and in some cases triple lapped for flawless setup, smother running and longer life. With products that have been Street, Off Road and race proven for more than a decade, you can count on Revolution Gear & Axle products to be the best aftermarket parts available.
Revolution Gear & Axle Master Overhaul Kits come with all the necessary parts to re-Bearing your differential and install a new ring and pinion set. Revolution master Overhaul kits come with top quality KOYO Bearings and National seals. Along with new KOYO Bearings kits include Pinion seal, Pinion Shims, Carrier Shims, Pinion Nut, Gasket or Sealant, Preload shims or Crush sleeve, Ring gear bolts, Gear marking compound & Loctite for the ring gear bolts.
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All prices are in USD.