Artec Industries Dana 44 Rear Axle Truss,JK4421 Fits 2007 to 2014 JK Wrangler, Rubicon and Unlimited;2 and 4-door models;Works on Dana 44 rear axle;Made from 1/4 and .10Ga thick mild steel;Ideal for mounting 3 link suspension;Spans length between spring buckets 26.5;Includes spring perches Artec Industries Artec Dana 44 Rear Axle Truss - JK4421 JK4421 Axle Truss