They work on the 2007 - 2018 JK with G2 axles or RCV axles  2003 - 2006 Jeep TJ with RCV axles

Kit comes with 2 seals that have the outer guide to make installing axles easier than the flat RCV seals.

They will work on any Dana 44 with 2.125 od inner seal if you have 35 spline axle such as RCV G2  

Chevy, Ford, Dodge as long as you have 35 spline aftermarket inner shafts.

Send a message if you are unsure.