Yukon Gear 1541H Alloy Rear Axle For GM 8.6in (03-05 w/ Disc & 06-07 Trucks w/ Drum Brakes)Yukon 1541H alloy rear axle for GM 8. 6in. (03 05ft. with disc 06 07 trucks with drum brakes) with a length of 33 9 16in.; 6 lugs and 30 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. This Part Fits: Year Make Model Submodel 2003 2005 Chevrolet Silverado 1500 Base 2004 2006 Chevrolet Silverado 1500 Hybrid 2003