{"product_id":"apex-chassis-super-hd-upper-ball-joint-18-25-jeep-wrangler-jl-19-25-gladiator-jt-4wd","title":"Apex Chassis Super HD Upper Ball Joint 18-25 Jeep Wrangler JL | 19-25 Gladiator JT 4WD","description":"\u003cp\u003eIf you own a Jeep Wrangler JL or Gladiator JT, chances are your factory ball joints have seen better days. The factory design is known to wear prematurely, especially once you add bigger tires, lift kits, and real off-road miles. Luckily, Apex Chassis has stepped in again with their Super HD Upper Ball Joint, built to handle everything from daily driving to hardcore trail abuse.\u003c\/p\u003e\n\u003cp\u003eApex Chassis has decades of experience engineering steering and suspension components for heavy-duty and off-road applications, and the Super HD Upper Ball Joint is the latest result of that know-how. Whether you’re battling wandering steering, uneven tire wear, or the early signs of the dreaded Jeep “death wobble,” these upper ball joints are designed to tighten up your front end and restore control.\u003c\/p\u003e\n\u003cp\u003eAvailable in both standard and knurled versions:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe standard version is a direct-fit replacement for most OEM aluminum knuckles.\u003c\/li\u003e\n\u003cli\u003eThe knurled version is intended for vehicles that have had two or more previous ball joint replacements and need a slightly tighter press fit for proper retention.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEvery Apex Chassis joint is built from the ground up with premium materials and precision engineering:\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eHOUSING\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSAE 1045 solid steel forged housing – the best carbon alloy steel for this type of application.\u003c\/li\u003e\n\u003cli\u003eCNC machined for exact tolerances and perfect fitment.\u003c\/li\u003e\n\u003cli\u003eKnurled housings (on the knurled version) provide a secure grip in previously worn knuckles, ensuring the ball joint stays tight where others may loosen up.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eBALL STUDS\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSAE 4140 hot-forged chromoly for ultimate strength and toughness.\u003c\/li\u003e\n\u003cli\u003eInduction heat treated for precise hardening only where it matters most.\u003c\/li\u003e\n\u003cli\u003ePolished ball studs act like precision bearings for smooth, low-friction movement.\u003c\/li\u003e\n\u003cli\u003eRolled and step threads for superior strength and effortless installation—no “Ikea furniture” frustrations here.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eBEARING DESIGN\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBronze bearing liner design combines low-friction movement with long-term durability.\u003c\/li\u003e\n\u003cli\u003eThe ball stud rides in a precision-fit bronze sleeve, giving it the strength of a forged housing and the fluid motion of a bearing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eBOOTS\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCR rubber boots are built to survive harsh road conditions, oil, chemicals, and extreme temps.\u003c\/li\u003e\n\u003cli\u003eInternal seal design keeps out water and debris while locking in grease for longer service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eHARDWARE\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes Grade 8 \/ Class 10.9 hardware and castle nuts for reliable clamping under vibration and load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eLUBRICATION\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePre-threaded zerk housings make maintenance a breeze—no more struggling to install fittings.\u003c\/li\u003e\n\u003cli\u003eGreaseable and pre-greased for immediate use and easy upkeep.\u003c\/li\u003e\n\u003cli\u003eGull-winged grease grooves ensure even distribution around the ball stud, preventing dry spots and wear.\u003c\/li\u003e\n\u003cli\u003eZerk fittings included with every joint.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apex Chassis","offers":[{"title":"Smooth (Non-Knurled)","offer_id":52657864245613,"sku":"APX-BJ160","price":75.0,"currency_code":"USD","in_stock":true},{"title":"Knurled (Serrated)","offer_id":52657864278381,"sku":"APX-BJ160K","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/2487\/2301\/files\/APX-BJ160-1_2048x_f44965a0-402c-43fc-a94b-b86879d2ff15.webp?v=1761861361","url":"https:\/\/dieselpowerproducts.com\/products\/apex-chassis-super-hd-upper-ball-joint-18-25-jeep-wrangler-jl-19-25-gladiator-jt-4wd","provider":"Diesel Power Products","version":"1.0","type":"link"}