Manufactured by Pac Brake | HP10171 | 2011-2019 Silverado/Sierra 2500HD/3500HD Alpha HD Rear Air Overload Kit, SIERRA / SILVERADO 2500HD (2WD/4WD), Eliminate truck sag, sway and bottoming out with ALPHA HD air bags / air helper springs from Pacbrake, the only brand with inch-thick corrosion resistant end caps and 20 support wires for maximum strength and durability. Designed for durability and performance, the ALPHA HDTM Series offers a Better Built, Better Priced solution for heavy-duty applications Up to 5,000 lbs of load leveling capacity Perfect for DIY'ers, work trucks, construction trucks, landscapers, ambulances, ultility trucks and those towing or hauling boats, snowmobiles, ATV / UTV's and more KIT CONTENTS 2 air springs Corrosion resistant roll plates Precision laser cut powder coated steel brackets Grade 5 plated hardware All accessories required for the perfect bolt on install Comprehensive installation guide Product information updated on 2025-03-24. This product can ship by Small Parcel
