Yukon 1541H alloy left hand rear axle for Ford 9″ (’66-’75 Bronco) with length of 26-15/16″ and 31 splines. for use with 11″ x 1.75″ brakes”. Yukon 1541H alloy axles offer a strength increase over stock while retaining a low cost. Yukon 1541H alloy rear axles come with a one year warranty against manufacturing defects. Uses set20 bearings.