Product updated on 2021-01-08, McGaughys - MCG:34042, 2007-13 Silverado/Sierra regular cab, 2007-14 Tahoe, Yukon, Avalanche 2 inch Front lowering coils., ., 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.