{"product_id":"lassos-boutique-kryptonite-heavy-duty-upper-lower-ball-joint-set-fits-2003-2013-ram-2500-3500-4x4-cummins-pre-greased","title":"Lassos Boutique Kryptonite Heavy-Duty Upper \u0026 Lower Ball Joint Set — Fits 2003–2013 Ram 2500\/3500 4x4 Cummins, Pre-greased","description":"\u003cp\u003e\u003cstrong\u003eHeavy-duty Kryptonite upper and lower ball joints built for 2003–2013 Ram 2500\/3500 4x4 Cummins trucks deliver reinforced steering and suspension reliability for demanding work and off-road use.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen you need a direct-fit replacement that tolerates heavy towing, towing, off-roading and daily hard use, this Kryptonite ball joint package supplies oversized internals, heat-treated chromoly studs and a protective finish. Each joint ships pre-greased with premium Chevron Ultra EP2 grease and is manufactured in the USA to meet the higher loads and tougher environments that heavy-duty Rams experience.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these ball joints improve steering durability?\u003c\/h3\u003e\n\u003cp\u003eThe Kryptonite joints use 4140 chromoly studs that are heat-treated for higher tensile strength and wear resistance compared with standard OEM components. Oversized internal parts and a robust construction reduce flex under load, keeping steering geometry stable longer under towing and heavy payloads.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHeat-treated 4140 chromoly studs for improved strength\u003c\/li\u003e\n  \u003cli\u003eOversize heavy-duty internals to resist deformation\u003c\/li\u003e\n  \u003cli\u003eBlack oxide finish for corrosion resistance\u003c\/li\u003e\n  \u003cli\u003eDirect press-in replacement for factory fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes installation and maintenance easier?\u003c\/h3\u003e\n\u003cp\u003eThese joints come pre-packed with Chevron Ultra EP2 grease, so they’re ready for immediate installation without additional lubrication. The upper and lower joints include serviceable grease ports, allowing future maintenance and extending service life when serviced regularly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-greased out of the box for quick install\u003c\/li\u003e\n  \u003cli\u003eServiceable grease ports for periodic re-greasing\u003c\/li\u003e\n  \u003cli\u003eDirect-fit design eliminates modification or adapters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these fit my Ram 2500\/3500 model and drivetrain?\u003c\/h3\u003e\n\u003cp\u003eThis package covers a broad run of heavy-duty Rams: 2003–2007 5.9L and 2007.5–2013 6.7L Cummins 2500 and 3500 4x4 models. The set contains both upper and lower replacers (KR0316 upper, KR7467 lower) so you can refresh all primary front ball joints in one service session.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits 2003–2007 Ram 2500\/3500 4x4 5.9L Cummins\u003c\/li\u003e\n  \u003cli\u003eFits 2007.5–2013 Ram 2500\/3500 4x4 6.7L Cummins\u003c\/li\u003e\n  \u003cli\u003eIncludes two uppers and two lowers for a full axle service\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and quality assurances are included?\u003c\/h3\u003e\n\u003cp\u003eKryptonite backs steering and suspension components with a no-nonsense lifetime warranty to the original purchaser against defects, premature wear, or breakage, with specific exclusions. Products are made in the USA and designed for the harsher demands of heavy-duty use, racing, and off-road conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLifetime warranty against defects and premature wear (original purchaser)\u003c\/li\u003e\n  \u003cli\u003eMade in the USA to heavy-duty specifications\u003c\/li\u003e\n  \u003cli\u003eWarranty excludes heim joints; check terms for details\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Owners of 2003–2013 Ram 2500\/3500 4x4 trucks with 5.9L or 6.7L Cummins engines who tow, haul, lift, or drive off-road and want a heavy-duty, direct-fit upgrade. It's aimed at mechanics, fleet managers, and DIY truck enthusiasts wanting a durable OEM-replacement solution that’s install-ready and serviceable for longer life under tougher conditions.\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: Are these ball joints direct replacements for my 2008 Ram 2500 6.7L?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This Kryptonite package fits 2007.5–2013 Ram 2500\/3500 4x4 with the 6.7L Cummins as direct press-in replacements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do the joints come ready to install?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They arrive pre-greased with Chevron Ultra EP2 and include serviceable grease ports for future maintenance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Lassos Boutique","offers":[{"title":"Default Title","offer_id":48081428807838,"sku":"B08T6BVQ31","price":304.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/kryptonite-front-packaging-labeled.jpg?v=1785803932","url":"https:\/\/northtrailauto.ca\/products\/lassos-boutique-kryptonite-heavy-duty-upper-lower-ball-joint-set-fits-2003-2013-ram-2500-3500-4x4-cummins-pre-greased","provider":"North Trail Auto","version":"1.0","type":"link"}