Yukon 1541H alloy rear axle kit for Ford 9 Bronco from ’74-’75 with 35 splines. for use with 2 1/2 brakes. kit includes both rear axlesaxle studsbearing retainers and axle bearings. Yukon 1541H alloy axles offer a strength increase over stock while retaining a low cost. Yukon 1541H alloy rear axles come with a five year warranty against manufacturing defects.