{"product_id":"susupaci-coil-spring-isolator-kit-for-jeep-grand-cherokee-wj-wg-1999-2004-8pc-oem-fit-rubber-polyurethane","title":"SUSUPACI Coil Spring Isolator Kit for Jeep Grand Cherokee WJ\/WG 1999-2004 — 8pc OEM-fit Rubber\/Polyurethane","description":"\u003cb\u003eSUSUPACI’s 8-piece coil spring isolator kit replaces worn upper and lower front and rear spring pads on 1999–2004 Jeep Grand Cherokee WJ\/WG models to reduce noise and restore suspension alignment.\u003c\/b\u003e\n\n\u003cp\u003eIf your Grand Cherokee has developed squeaks, clunks, or a harsher ride, worn factory spring isolators are often the cause. This complete kit supplies four upper and four lower rubber isolators engineered to match OEM fitment and restore proper spring seating for both front and rear suspension assemblies. Made from treated rubber and reinforced polyurethane layers, the parts resist aging and wear while helping to extend the life of adjacent suspension components.\u003c\/p\u003e\n\n\u003ch3\u003eHow will replacing these isolators affect ride comfort?\u003c\/h3\u003e\n\u003cp\u003eNew isolators cushion the contact points between coil springs and their mounts, which reduces vibration and road noise felt in the cabin. Riders will notice fewer bangs over bumps and a generally smoother feel during low-speed maneuvers and highway travel.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReduces metal-to-metal contact that causes squeaks and clunks\u003c\/li\u003e\n  \u003cli\u003eDampens small vibrations transmitted through springs\u003c\/li\u003e\n  \u003cli\u003eImproves perceived suspension smoothness without altering spring rate\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these isolators compatible with my Jeep Grand Cherokee?\u003c\/h3\u003e\n\u003cp\u003eThis SUSUPACI set is designed specifically for Jeep Grand Cherokee WJ\/WG model years 1999 through 2004. The kit replaces common OEM part numbers so you can match with original factory locations and orientation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits model years: 1999, 2000, 2001, 2002, 2003, 2004\u003c\/li\u003e\n  \u003cli\u003eReplaces: K160040, K160041, K160061, K160042 and 52088257AB, 52088401AB, 52088346AB, 52088402AB\u003c\/li\u003e\n  \u003cli\u003eIncludes both front and rear, upper and lower isolators (8 pieces)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the materials and durability features?\u003c\/h3\u003e\n\u003cp\u003eEach isolator is molded from high-quality rubber with reinforced polyurethane layers in key load zones. The materials are treated for improved aging, wear, and corrosion resistance so they maintain shape and function under normal driving conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDurable rubber construction with polyurethane reinforcement\u003c\/li\u003e\n  \u003cli\u003eTreated for enhanced aging and wear resistance\u003c\/li\u003e\n  \u003cli\u003eDesigned to distribute spring load evenly and resist compression set\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation and what should I expect?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone comfortable with basic suspension work and a jack or lift. The isolators are shaped to match OEM seats and typically swap in after removing the coil spring or using a strut compression method, depending on vehicle location.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-fit replacement—no modification required\u003c\/li\u003e\n  \u003cli\u003eRequires standard suspension tools and safe jack\/lift procedures\u003c\/li\u003e\n  \u003cli\u003eSold as an 8-piece set covering upper\/lower for front and rear\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The SUSUPACI 8-piece coil spring isolator kit is intended for owners and technicians of Jeep Grand Cherokee WJ\/WG models (1999–2004) who want to silence suspension noise, improve ride comfort, and restore proper spring alignment without replacing springs themselves. It’s a practical maintenance upgrade for vehicles showing wear at spring contact points, those preparing a vehicle for long-term use, or anyone seeking a cost-effective way to refresh suspension performance while preserving OEM fitment and part compatibility.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these isolators fit my 2001 Jeep Grand Cherokee WJ?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This 8-piece SUSUPACI kit fits Jeep Grand Cherokee WJ\/WG model years 1999–2004, including 2001.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are tools required to install the isolators?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Basic suspension tools and a safe jack or lift are required; some positions need spring compression for removal and installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SUSUPACI","offers":[{"title":"Default Title","offer_id":48083951583390,"sku":"B0F53YKYLX","price":94.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/susupaci-front-packaging-assembly.jpg?v=1785841066","url":"https:\/\/northtrailauto.ca\/products\/susupaci-coil-spring-isolator-kit-for-jeep-grand-cherokee-wj-wg-1999-2004-8pc-oem-fit-rubber-polyurethane","provider":"North Trail Auto","version":"1.0","type":"link"}