{"product_id":"hellwig-helper-spring-kit-3520","title":"Hellwig Helper Spring Kit (MPN: 3520)","description":"\u003ch2\u003eEnhance load capacity with advanced leaf spring technology.\u003c\/h2\u003e\r\n\u003cp\u003eThe Hellwig Helper Spring Kit is engineered to improve the load carrying capacity of full-size pick-up trucks and vans. This kit features a leaf spring design that utilizes heat treated ASTM 5160 alloy spring steel, ensuring durability and stability under heavy loads. With a load capacity of 3500 pounds, it is designed to meet the demands of both progressive and fulltime spring rate applications, allowing for optimal performance based on vehicle load conditions.\u003c\/p\u003e\r\n\u003cp\u003eThe progressive design activates as the vehicle load increases, providing enhanced resistance to maintain stability. Conversely, the fulltime design reacts immediately to load, ensuring minimal compression under weight. This versatility makes the Hellwig Helper Spring Kit a reliable choice for those needing to enhance their vehicle's performance without compromising ride quality.\u003c\/p\u003e\r\n\u003cp\u003eInstallation is straightforward with a simple bolt-on design that requires common hand tools, making it accessible for both professional and DIY installers. Note that mounting hardware is required for installation on 2-1\/2 inch or 3 inch wide leaf springs. This kit is a practical solution for increasing your vehicle's level load capacity while maintaining ease of use.\u003c\/p\u003e\r\n\u003ch3\u003eFeatures\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003eManufactured With Heat Treated ASTM 5150 Alloy Spring Steel. Increased Spring Rate And Stability\u003c\/li\u003e\r\n    \u003cli\u003eHeavier Loads\u003c\/li\u003e\r\n    \u003cli\u003e4 Leaf Stack\u003c\/li\u003e\r\n    \u003cli\u003e3000 Pounds Level Load Capacity\u003c\/li\u003e\r\n    \u003cli\u003eAvailable In Progressive Or Constant Rate\u003c\/li\u003e\r\n    \u003cli\u003eOffers The Maximum In Carrying Capacity\u003c\/li\u003e\r\n    \u003cli\u003eSimple Bolt-On Design Using Common Hand Tools Provide The Installer Ease Of Installation And The Vehicle Owner Hassle Free Use\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003eManufacturer: Hellwig\u003c\/li\u003e\r\n    \u003cli\u003eManufacturer Part Number: 3520\u003c\/li\u003e\r\n    \u003cli\u003eType: Leaf Spring\u003c\/li\u003e\r\n    \u003cli\u003eLoad Capacity: 3500 Pound\u003c\/li\u003e\r\n    \u003cli\u003eWith Air Compressor: No\u003c\/li\u003e\r\n    \u003cli\u003eColor: Black\u003c\/li\u003e\r\n    \u003cli\u003eQuantity: Set Of 2\u003c\/li\u003e\r\n    \u003cli\u003ePressure Range: Not Applicable\u003c\/li\u003e\r\n    \u003cli\u003eMaterial: Steel\u003c\/li\u003e\r\n    \u003cli\u003eMounting Type: Axle Mount\u003c\/li\u003e\r\n    \u003cli\u003eWith Bellows: No\u003c\/li\u003e\r\n    \u003cli\u003eWith Air Line: No\u003c\/li\u003e\r\n    \u003cli\u003eWith Roll Plate: No\u003c\/li\u003e\r\n    \u003cli\u003eWith Valve: No\u003c\/li\u003e\r\n    \u003cli\u003eRemote Type: Not Applicable\u003c\/li\u003e\r\n    \u003cli\u003eWith Mounting Hardware: No\u003c\/li\u003e\r\n    \u003cli\u003eEstimated Install Time (Hours): 1\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eCompatibility \/ Fit\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003e1994-2001 Dodge Ram 1500\u003c\/li\u003e\r\n    \u003cli\u003e1994-2002 Dodge Ram 2500\u003c\/li\u003e\r\n    \u003cli\u003e1994-2002 Dodge Ram 3500\u003c\/li\u003e\r\n    \u003cli\u003e1980-1999 Ford F-250\u003c\/li\u003e\r\n    \u003cli\u003e1997-1997 Ford F-250 HD\u003c\/li\u003e\r\n    \u003cli\u003e1999-2007 Ford F-250 Super Duty\u003c\/li\u003e\r\n    \u003cli\u003e1980-1997 Ford F-350\u003c\/li\u003e\r\n    \u003cli\u003e1999-2007 Ford F-350 Super Duty\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eTechnical Documents\u003c\/h3\u003e\n\u003cul\u003e\r\n    \u003cli\u003e\u003ca href=\"https:\/\/vehiclepartimages.com\/PMDT\/HWG\/InstallationInstructions\/135000208.pdf\" target=\"_blank\"\u003e135000208.pdf\u003c\/a\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eProduct Videos\u003c\/h3\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/vehiclepartimages.com\/PMDT\/HWG\/Videos\/How%20Helper%20Springs%20Work.mp4?autoplay=0\" loading=\"lazy\" style=\"max-width: 560px; width: 100%; aspect-ratio: 560\/360;\" frameborder=\"0\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share; fullscreen\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/p\u003e\r\n","brand":"NTP-Stag","offers":[{"title":"Default Title","offer_id":47223582916847,"sku":"H633520","price":543.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1583\/3619\/files\/3520F.jpg?v=1767376339","url":"https:\/\/www.sprinterpartsdepot.com\/products\/hellwig-helper-spring-kit-3520","provider":"Sprinter Parts Depot","version":"1.0","type":"link"}