Pacbrake Alpha XD Pro Rear Air Suspension, 2011-2019 LML/L5P

Part# HP10171-X-J

$604.84 Includes Free Shipping.

WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov

Fits: 2011 thru 2019 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM Duramax Diesel

Enhance your truck's performance and stability with ALPHA XD PRO 7500 lb air bags/air helper springs from Pacbrake, engineered to eliminate sag, sway, and bottoming out.

The ALPHA XD PRO Series is designed for exceptional durability and performance, featuring Jounce Bumpers/Bump Stops. These flexible polyurethane bumpers inside the bag prevent bottoming out, protecting your air springs from potential damage. Additionally, they enable you to operate your bags at 0 psi when unloaded, ensuring factory ride comfort.

Ideal for those seeking reliability and comfort, the ALPHA XD PRO Series offers peace of mind and optimal ride comfort without load. Whether you require maximum bag travel for offroading, towing, launching boats, or frequent rear adjustments for trailer pickup, these air bags deliver outstanding performance.

For maximum bag travel and versatility, consider our HP10171-X ALPHA XD air bag, boasting 7,500 lbs of load leveling capacity.

*Please adhere to the manufacturer's recommended Gross Vehicle Weight Rating to ensure safe operation and performance.


  • Eliminate sag, swag, and bottoming out 
  • Built for durability and performance 
  • Max load leveling capacity: 7,500 lbs
  • Ideal for towing or hauling 
  • No drilling required
  • Doubled convoluted design
  • Limited lifetime warranty


  • 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


  • Never exceed manufacturer's recommended Gross Vehicle Weight Rating
  • Not for commercial chassis cabs

Install Instructions

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