Manufactured by McGaughys | 33069 | 2000-09 Tahoe, Yukon, Suburban, Avalanche Rear Air Overload Kit. Lifts The Rear In Towing Situations, Work with stock or lowered suspension, 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 2025-03-24. This product can ship by Small Parcel