Yukon 1541H alloy left hand rear axle for '99 and newer Model 35, with a length of 31.74 inches and 27 splines. 5 x 5" bolt pattern. 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. This is a bolt-in axle.