{"product_id":"firestone-industrial-helper-spring-kit-4155","title":"Firestone Industrial Helper Spring Kit, 500 to 1000 lb Leveling Capacity, Adjustable from 5 to 35 PSI, Set of 2 - 4155","description":"\u003cp\u003eDiscover the difference Coil-Rite air helper springs can make in improving the ride, handling and braking of your vehicle. Coil-Rite air helper springs provide extra support for coil springs in cars, minivans, vans, light trucks, RV's and SUV's. The adjustable Coil-Rite air helper springs will level your vehicle, provide a smoother ride, and assist with more effective braking and handling, even under heavy loading and adverse road conditions.\u003c\/p\u003e\u003cp\u003eCoil-Rite air helper springs are designed to fit inside existing coil spring suspensions, creating a variable rate spring. These air helper springs are made of durable, elastic polyurethane, providing years of comfort and stability to your vehicle. Firestone's Coil-Rite air helper springs enable adjustment for varying loads and road conditions by controlling the air pressure in the air helper springs. Spring performance can be altered as easily as inflating a tire. The air springs will support 500 To 1000 Pounds per set.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAdditional Details\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMade of durable, elastic polyurethane to withstand the rigors of coil-sprung suspensions.\u003c\/li\u003e\n\u003cli\u003eIncrease vehicle stability: absorbs road shock providing a smooth ride for passengers and load.\u003c\/li\u003e\n\u003cli\u003eKeep the vehicle level: improves steering control and braking effectiveness, levels headlight beams and reduces tire wear.\u003c\/li\u003e\n\u003cli\u003eReduce bottoming out: protective air cushion softens contact between the axle and frame.\u003c\/li\u003e\n\u003cli\u003eDesigned to work in temperatures between -40 degree fahrenheit and 180 degree fahrenheit.\u003c\/li\u003e\n\u003cli\u003eLimited lifetime warranty.\u003c\/li\u003e\n\u003cli\u003eMounts inside coil spring.\u003c\/li\u003e\n\u003cli\u003e500 to 1000 pound leveling capacity.\u003c\/li\u003e\n\u003cli\u003eAdjustable from 5 to 35 PSI.\u003c\/li\u003e\n\u003cli\u003eAir compressor sold separately.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAir springs.\u003c\/li\u003e\n\u003cli\u003eBrackets.\u003c\/li\u003e\n\u003cli\u003eAir line.\u003c\/li\u003e\n\u003cli\u003eHardware.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Firestone Industrial","offers":[{"title":"Default Title","offer_id":58854078710144,"sku":"4155","price":158.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0982\/9390\/7840\/files\/ImageServerAPI_7e6bae94-fe8c-42d1-ad91-eb318da5f480.png?v=1788462552","url":"https:\/\/modridge.com\/products\/firestone-industrial-helper-spring-kit-4155","provider":"Modridge","version":"1.0","type":"link"}