Product updated on 2021-01-08, McGaughys - MCG:33086, 2001+ GM 2500HD / 3500HD rear hanger, replaces factory 8 bolt hanger , 2 or 4 wheel drive, McGaughys started off manufacturing suspension parts for classic Chevy cars but over the years they have evolved into a full line suspension manufacturer including Lowering Suspension, Lift Kits as well as Classic Car Suspension parts.