Product Details: Dana Super 30 (186 mm ring gear) master differential rebuild Parts Included: (2) differential carrier bearings and races (Spicer 706016X) (1) differential shim kit (Spicer 701173X) (10) ring gear bolts (Spicer 41221) (1) pinion inner bearing and race (Spicer 707064X) (1) pinion outer bearing and race (Spicer 706015X) (1) pinion shim kit (1) pinion slinger (Spicer 2005565) (1) pinion baffle (Spicer 48741-3) (1) pinion crush sleeve (Spicer 50614) (1) pinion seal (Spicer 2004670) (1) pinion nut (Spicer 44189) (1) tube of RTV sealant (Spicer 38615) There are NOT differential oil seals in this kit. Please see Spicer 2013455 if you need them. There is NOT marking compound in this kit Fits: 2007 - 2018 Jeep Wrangler JK and JKU with the Dana Super 30 front axle Brand: Dana Spicer Part Number: Dana Spicer 2017378 Warranty: 6 month warranty and case by case basis. Not all bearings are created equal. Choose Spicer Axle Bearing Kits for just the right repair. Each kit comes with the exact combination of parts you need to get your axle back in shape and on the road.