{"product_id":"air-lift-loadlifter-7500xl-helper-spring-kit-57538-2011-2019-duramax-6-6l","title":"AIR LIFT LOADLIFTER 7500XL HELPER SPRING KIT 57538 | 2011-2019 Duramax 6.6L","description":"\u003cp\u003eThe Air Lift LoadLifter 7500XL is built for serious hauling and towing. Designed for 2011–2019 Silverado and Sierra 2500HD\/3500HD 4WD trucks, this heavy-duty air spring system delivers up to \u003cstrong\u003e7,500 lbs of load-leveling capacity\u003c\/strong\u003e, making it ideal for fifth wheel trailers, goosenecks, and slide-in campers.\u003c\/p\u003e\n\u003cp\u003eFeaturing massive 7\" double-bellows air springs, the 7500XL provides superior load support, improved stability, and adjustable ride control—whether you're fully loaded or running empty.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEliminates squat when towing or hauling heavy loads\u003c\/li\u003e\n\u003cli\u003eImproves ride quality, stability, and control\u003c\/li\u003e\n\u003cli\u003eReduces sway, bottoming out, and trailer porpoising\u003c\/li\u003e\n\u003cli\u003eHelps maintain proper headlight aim and braking performance\u003c\/li\u003e\n\u003cli\u003ePromotes more even tire wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUp to 7,500 lbs of load-leveling capacity\u003c\/li\u003e\n\u003cli\u003eAir adjustable from 5–100 PSI\u003c\/li\u003e\n\u003cli\u003e7\" double-bellows air springs for maximum strength\u003c\/li\u003e\n\u003cli\u003eReinforced 2-ply fabric construction\u003c\/li\u003e\n\u003cli\u003eQuick-connect air fittings for easy installation and adjustment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2011–2019 GM Silverado \/ Sierra 2500HD \u0026amp; 3500HD (Rear)\u003c\/li\u003e\n\u003cli\u003e4WD models only\u003c\/li\u003e\n\u003cli\u003eNot compatible with Cab \u0026amp; Chassis models\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Air Lift Company","offers":[{"title":"Default Title","offer_id":51999564693787,"sku":"57538","price":800.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/5757\/3147\/files\/Screenshot2026-04-03at2.01.59PM.png?v=1775246524","url":"https:\/\/wwmperformance.com\/products\/air-lift-loadlifter-7500xl-helper-spring-kit-57538-2011-2019-duramax-6-6l","provider":"WWM Performance","version":"1.0","type":"link"}