Manufactured by McGaughys | 34344 | 2019-22 Silverado/Sierra 1500 rear Shock Extenders (Pr.), These work on the trucks with MagnaRide/ARC if lowering the rear., 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. Product information updated on 2022-07-19
