Yukon 1541H alloy left hand rear axle for Ford 9″ (’76-’77 Bronco) with length of 27-3/16″ and 31 splines. for use with 11″ x 2.25″ 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.