Completely do away with your vehicle's OEM IWE with RCV's Ultimate IWE eliminator sets that contain their ultimate 4340 sleeves. Simply remove the stock IWE and install these sleeves in their place. Once installed, your hubs become fully locked to the axle shafts allowing you to use the transfer case to shift in and out of 4WD. Confident in their design and strength, these gears come with RCV Performance's limited lifetime warranty against breakage! Select a set for your vehicle.