Yukon Gear 1541H Alloy 4 Lug Rear Axle For 7.5in and 8.8in Ford Thunderbird / Cougar / or MustangYukon 1541H alloy 4 lug rear axle for 7. 5in. and 8. 8in. Ford Thunderbird; Cougar; or Mustang with a length of 29 1 4in. in. es 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. This is a C clip axle. This Part Fits: Year Make Model Submodel 1979 1981,1994 2003,2005 2009 Ford Mustang Base 2008 2009 Ford