{"product_id":"hellwig-helper-spring-kit-9511","title":"Hellwig Helper Spring Kit (MPN: 9511)","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 robust leaf spring design that utilizes heat treated ASTM 5160 alloy spring steel, ensuring increased spring rate and stability under heavy loads. With a load capacity of 3500 pounds, this spring kit is designed to meet the demands of both progressive and constant rate applications, providing versatility for various loading conditions.\u003c\/p\u003e\r\n\u003cp\u003eThe innovative design of the Hellwig springs allows for a progressive response to load, meaning that as the vehicle's load increases, the spring's resistance also increases, enhancing stability and control. Alternatively, the fulltime design offers immediate response to load, compressing minimally under weight. This dual functionality makes the Hellwig Helper Spring Kit a reliable choice for those seeking to maximize their vehicle's performance.\u003c\/p\u003e\r\n\u003cp\u003eInstallation is straightforward with a simple bolt-on design that requires common hand tools, allowing for a hassle-free setup. 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 those looking to enhance their vehicle's load management capabilities without compromising on 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\u003e3500 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: 9511\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\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\u003e1997-2004 Chevrolet Express 2500\u003c\/li\u003e\r\n    \u003cli\u003e2006-2006 Chevrolet Express 2500\u003c\/li\u003e\r\n    \u003cli\u003e1997-2006 Chevrolet Express 3500\u003c\/li\u003e\r\n    \u003cli\u003e1975-1976 Chevrolet G20\u003c\/li\u003e\r\n    \u003cli\u003e1978-1988 Chevrolet G20\u003c\/li\u003e\r\n    \u003cli\u003e1990-1990 Chevrolet G20\u003c\/li\u003e\r\n    \u003cli\u003e1992-1994 Chevrolet G20\u003c\/li\u003e\r\n    \u003cli\u003e1972-1972 Chevrolet G20 Van\u003c\/li\u003e\r\n    \u003cli\u003e1974-1974 Chevrolet G20 Van\u003c\/li\u003e\r\n    \u003cli\u003e1986-1994 Dodge B350\u003c\/li\u003e\r\n    \u003cli\u003e1995-1998 Dodge B3500\u003c\/li\u003e\r\n    \u003cli\u003e1974-1974 Dodge M400\u003c\/li\u003e\r\n    \u003cli\u003e1974-1974 Dodge R300\u003c\/li\u003e\r\n    \u003cli\u003e1974-1974 Dodge R400\u003c\/li\u003e\r\n    \u003cli\u003e1974-1974 Dodge RM300\u003c\/li\u003e\r\n    \u003cli\u003e1974-1974 Dodge RM350\u003c\/li\u003e\r\n    \u003cli\u003e1974-1974 Dodge RM400\u003c\/li\u003e\r\n    \u003cli\u003e1975-1998 Ford E-350 Econoline\u003c\/li\u003e\r\n    \u003cli\u003e1999-2014 Ford E-350 Super Duty\u003c\/li\u003e\r\n    \u003cli\u003e1975-1978 GMC G25\u003c\/li\u003e\r\n    \u003cli\u003e1972-1974 GMC G25\/G2500 Van\u003c\/li\u003e\r\n    \u003cli\u003e1979-1995 GMC G2500\u003c\/li\u003e\r\n    \u003cli\u003e1977-1977 GMC G35\u003c\/li\u003e\r\n    \u003cli\u003e1974-1974 GMC G35\/G3500 Van\u003c\/li\u003e\r\n    \u003cli\u003e1983-1984 GMC G3500\u003c\/li\u003e\r\n    \u003cli\u003e1994-1994 GMC G3500\u003c\/li\u003e\r\n    \u003cli\u003e1996-1996 GMC G3500\u003c\/li\u003e\r\n    \u003cli\u003e1997-1997 GMC Savana 2500\u003c\/li\u003e\r\n    \u003cli\u003e1999-2005 GMC Savana 2500\u003c\/li\u003e\r\n    \u003cli\u003e1997-2020 GMC Savana 3500\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":47922581274863,"sku":"H639511","price":662.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1583\/3619\/files\/ImageServerAPI_dc13ffa7-8bfd-4add-84c8-880e3551ac38.jpg?v=1773023123","url":"https:\/\/www.sprinterpartsdepot.com\/products\/hellwig-helper-spring-kit-9511","provider":"Sprinter Parts Depot","version":"1.0","type":"link"}