{"product_id":"air-lift-loadlifter-7500-xl-helper-spring-kit-57541-2020-2026-6-6l-duramax-4wd","title":"AIR LIFT LOADLIFTER 7500 XL HELPER SPRING KIT 57541 | 2020-2026 6.6L DURAMAX 4WD","description":"\u003cp\u003eImprove load support, stability, and ride control in your GM 2500HD\/3500HD 4WD with the Air Lift LoadLifter 7500 XL Helper Spring Kit. Designed to work with the factory suspension, this heavy-duty air spring system provides adjustable support for trucks carrying substantial cargo or towing heavy loads.\u003c\/p\u003e\n\u003cp\u003eThe LoadLifter 7500 XL system features massive \u003cstrong\u003e7-inch double-convoluted air springs\u003c\/strong\u003e reinforced with 2-ply fabric for maximum strength. The system provides up to \u003cstrong\u003e7,500 lbs. of load-leveling capacity\u003c\/strong\u003e, helping keep the truck level and stable when carrying demanding loads.\u003c\/p\u003e\n\u003cp\u003eMaintaining a level ride height can help improve vehicle stability, reduce sway, maintain proper headlight aim, promote more even tire wear, and reduce the likelihood of suspension bottoming on uneven roads. The air springs can also be adjusted independently from side to side, allowing compensation for uneven or off-center loads.\u003c\/p\u003e\n\u003cp\u003eHeavy-duty mounting brackets are engineered for demanding truck applications, while included roll plates help protect the air springs during operation. Quick-connect air fittings and the included installation hardware provide a complete solution for adding adjustable load support to your truck.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Air springs do not increase the vehicle manufacturer's Gross Vehicle Weight Rating (GVWR). Never exceed the manufacturer's recommended weight limits.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 7,500 lbs. of load-leveling capacity\u003c\/strong\u003e – Provides additional suspension support when hauling or towing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-inch air springs\u003c\/strong\u003e – Large double-convoluted bellows provide heavy-duty load support\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-ply reinforced construction\u003c\/strong\u003e – Designed for strength and durability under demanding loads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndependent side-to-side adjustment\u003c\/strong\u003e – Allows compensation for uneven or off-center loads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved stability\u003c\/strong\u003e – Helps reduce sway and maintain predictable handling when loaded\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintains level ride height\u003c\/strong\u003e – Helps reduce rear suspension sag under heavy loads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelps prevent bottoming out\u003c\/strong\u003e – Adds suspension support on rough or uneven roads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtective roll plates\u003c\/strong\u003e – Help protect the air springs during operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick-connect air fittings\u003c\/strong\u003e – Designed for straightforward installation and operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete installation hardware\u003c\/strong\u003e – Includes the components required for installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e LoadLifter 7500 XL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoad-Leveling Capacity:\u003c\/strong\u003e Up to 7,500 lbs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir Spring Diameter:\u003c\/strong\u003e 7\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir Spring Design:\u003c\/strong\u003e Double-Convoluted Bellows\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e 2-Ply Reinforced Fabric\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSide-to-Side Adjustable:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e GM 2500HD\/3500HD 4WD\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 57541\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Will not fit the ZR2 or AT4X. Will not fit Cab \u0026amp; Chassis models\u003c\/p\u003e","brand":"Air Lift Company","offers":[{"title":"Default Title","offer_id":54061701333275,"sku":"57541","price":800.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/5757\/3147\/files\/Screenshot2026-09-28at3.55.33PM.png?v=1790632598","url":"https:\/\/wwmperformance.com\/products\/air-lift-loadlifter-7500-xl-helper-spring-kit-57541-2020-2026-6-6l-duramax-4wd","provider":"WWM Performance","version":"1.0","type":"link"}