{"product_id":"rock-krawler-rk06013p-front-coil-springs-jeep-jku","title":"Rock Krawler 07-18 Jeep Wrangler JKU 4DR 4.5in Lift Triple Rate Coil Springs - Front","description":"\u003ch4\u003eSmooth Out Your 4.5 Inch JKU Lift From the Ground Up\u003c\/h4\u003e\n\u003cp\u003eThe RK06013P is Rock Krawler's triple rate front coil spring built for 2007 to 2018 Jeep Wrangler JKU four door owners running a 4.5 inch lift height. Sold as a pair of springs, the RK06013P combines three spring rates in a single coil to maximize effective travel, resist unseating at full droop, and keep the ride comfortable on the street.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eTriple rate spring design blends three spring rates into one coil for a smoother overall ride\u003c\/li\u003e\n\u003cli\u003eRK06013P delivers approximately 4.5 inches of front lift on the JKU platform\u003c\/li\u003e\n\u003cli\u003eCoil height of approximately 22.5 inches matches the 4.5 inch lift application\u003c\/li\u003e\n\u003cli\u003eResists spring unseating at full suspension droop for better off-road articulation\u003c\/li\u003e\n\u003cli\u003eBlack powder coat finish resists corrosion and trail wear\u003c\/li\u003e\n\u003cli\u003ePainless, drill-free installation into factory front spring buckets\u003c\/li\u003e\n\u003cli\u003eImproves ground clearance and off-road capability while maintaining daily drivability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFitment\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2007-2018\u003c\/td\u003e\n\u003ctd\u003eJeep\u003c\/td\u003e\n\u003ctd\u003eWrangler JKU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number\u003c\/td\u003e\n\u003ctd\u003eRK06013P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eRock Krawler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePosition\u003c\/td\u003e\n\u003ctd\u003eFront\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLift Height\u003c\/td\u003e\n\u003ctd\u003e4.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil Height\u003c\/td\u003e\n\u003ctd\u003eApproximately 22.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpring Type\u003c\/td\u003e\n\u003ctd\u003eTriple rate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eBlack powder coat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eLimited lifetime warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e2 x RK06013P Front Coil Springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eAbout Rock Krawler\u003c\/h4\u003e\n\u003cp\u003eRock Krawler Suspension has spent decades refining spring rates and suspension geometry for Jeep Wrangler owners, testing components on real trails to make sure they perform on the street and off-road. The RK06013P carries that engineering into a simple, direct spring upgrade for JKU owners chasing a 4.5 inch lift.\u003c\/p\u003e\n\u003ch4\u003eRelated Parts on Our Site\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/rock-krawler-07-18-jeep-wrangler-jk-jku-jk-adventure-series-front-lower-control-arms\"\u003eRock Krawler 07-18 Jeep Wrangler JK\/JKU JK Adventure Series Front Lower Control Arms\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/rock-krawler-07-18-jeep-wrangler-jk-jku-high-clearance-adjustable-front-lower-control-arms\"\u003eRock Krawler 07-18 Jeep Wrangler JK\/JKU High Clearance Adjustable Front Lower Control Arms\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/rock-krawler-07-18-jeep-wrangler-jk-jku-1-5-3-5in-lift-front-adjustable-track-bar\"\u003eRock Krawler 07-18 Jeep Wrangler JK\/JKU 1.5-3.5in Lift Front Adjustable Track Bar\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFAQ\u003c\/h4\u003e\n\u003cstrong\u003eWhat is the RK06013P?\u003c\/strong\u003e\u003cp\u003eThe RK06013P is a Rock Krawler triple rate front coil spring for 2007 to 2018 Jeep Wrangler JKU four door models, designed to deliver approximately 4.5 inches of front lift. It is sold as a pair of springs.\u003c\/p\u003e\n\u003cstrong\u003eDoes the RK06013P fit the 2 door JK Wrangler?\u003c\/strong\u003e\u003cp\u003eThe RK06013P is specified for the JKU four door platform. Two door JK owners chasing similar lift height should confirm the correct matching part number for 2 door applications with Rock Krawler.\u003c\/p\u003e\n\u003cstrong\u003eHow much lift does the RK06013P provide?\u003c\/strong\u003e\u003cp\u003eThe RK06013P is designed to provide approximately 4.5 inches of front lift on a JKU in a standard build configuration.\u003c\/p\u003e\n\u003cstrong\u003eWhat does triple rate spring mean?\u003c\/strong\u003e\u003cp\u003eA triple rate spring combines three different spring rates in one coil, improving comfort at normal ride height while still resisting bottoming out and unseating during hard off-road use.\u003c\/p\u003e\n\u003cstrong\u003eDoes the RK06013P come with shocks or control arms?\u003c\/strong\u003e\u003cp\u003eNo, the RK06013P is a front coil spring set only. Shocks, control arms, and track bars are sold separately.\u003c\/p\u003e\n\u003cstrong\u003eDoes installing the RK06013P require cutting or drilling?\u003c\/strong\u003e\u003cp\u003eNo, the RK06013P is designed for a painless, mod-free installation into the factory front spring buckets.\u003c\/p\u003e\n\u003cstrong\u003eWill the RK06013P affect my JKU's daily ride quality?\u003c\/strong\u003e\u003cp\u003eThe RK06013P's triple rate design is intended to preserve a comfortable street ride while still providing the additional travel and clearance needed for off-road use.\u003c\/p\u003e\n\u003cstrong\u003eWhat warranty covers the RK06013P coil springs?\u003c\/strong\u003e\u003cp\u003eThe RK06013P is covered by Rock Krawler's limited lifetime warranty against manufacturer's defects.\u003c\/p\u003e\n\u003cstrong\u003eCan I run 35 inch tires with the RK06013P installed?\u003c\/strong\u003e\u003cp\u003eThe RK06013P's 4.5 inch lift height is commonly paired with 35 inch or larger tires on a JKU, though final tire fitment depends on your complete build including wheel backspacing and fender trimming.\u003c\/p\u003e\n\u003ch4\u003eInstall Instructions\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eRaise and safely support the front of the Jeep Wrangler JKU on a lift or jack stands.\u003c\/li\u003e\n\u003cli\u003eRemove the front wheels and disconnect the sway bar links and any components blocking spring access.\u003c\/li\u003e\n\u003cli\u003eSupport the front axle with a jack and slowly lower it to relieve spring tension.\u003c\/li\u003e\n\u003cli\u003eRemove the factory front coil springs from the spring buckets.\u003c\/li\u003e\n\u003cli\u003eInstall Rock Krawler correction pads if used to minimize spring bow.\u003c\/li\u003e\n\u003cli\u003eSet the RK06013P coil spring into the factory spring bucket, ensuring proper seating.\u003c\/li\u003e\n\u003cli\u003eRaise the axle back into position and reconnect the sway bar links and any removed components.\u003c\/li\u003e\n\u003cli\u003eLower the Jeep, cycle the suspension, and check ride height before scheduling an alignment.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Rock Krawler","offers":[{"title":"Default Title","offer_id":46246078349391,"sku":"RKRRK06013P","price":271.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/rock-krawler-rk06013p-front-coil-springs-1_87faf4a4-bbf0-42b0-a170-9c7544b8f6b5.webp?v=1785183574","url":"https:\/\/www.blackopsautoworks.com\/products\/rock-krawler-rk06013p-front-coil-springs-jeep-jku","provider":"Black Ops Auto Works","version":"1.0","type":"link"}