Yukon 1541H alloy left hand rear axle for GM 8 with a length of 33 1/4, 6 lugs and 28 splines. 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. Product Features:28 spline6 lug33.25 long Fits GM 8.0 in Trailblazer, Envoy, Rainier and BravadaLeft hand side