Air Lift 88338 LoadLifter 5000 Ultimate Air Springs for 2011-2019 Chevy Silverado/GMC Sierra 2500HD/3500HD RWD/4WD Exclusive internal jounce bumper inside, springs absorb shock Up to 5,000 pounds of load leveling capacity Maintenance free and drivers can safely run with zero air pressure Eliminates harsh jarring on rough roads Air adjustable from 5 to 100 PSI Fits <span class="a-text-bold">2011-2019 Chevrolet Silverado 2500HD/3500HD RWD/4WD</span> pickups Fits <span class="a-text-bold">2011-2019 GMC Sierra 2500HD/3500HD RWD/4WD</span> pickups <span class="a-text-bold">Roll plates</span> protect the air springs from possible abrasion and increase load capacity up to 10% Offers a <span class="a-text-bold">no-drill</span> installation Compatible with <span class="a-text-bold">5th-wheel and gooseneck hitches</span>