{"product_id":"4340-chromoly-replacement-front-axle-kit-w-grizzly-locker-dana-30-tj-yj-xj-zj","title":"4340 Chromoly Front Axle Kit With Grizzly Locker Dana 30 TJ YJ XJ ZJ","description":"\u003cdiv\u003e\n\u003ch1\u003e4340 Chromoly Front Axle Kit with Grizzly Locker — Dana 30 (TJ, YJ, XJ, ZJ)\u003c\/h1\u003e \u003cp\u003eUpgrade your Jeep’s front axle to handle bigger tires, higher lifts, and real off‑road punishment without the fear of snapping Drivetrain failures. This 4340 Chromoly Front Axle Kit with Grizzly Locker is purpose‑built to transform a stock Dana 30 into a durable, trail‑ready performance platform for Cherokee XJs, Wrangler TJs, YJs, and Grand Cherokee ZJs.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this kit stands out\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e4340 chromoly axle shafts\u003c\/strong\u003e deliver up to \u003cstrong\u003e50% more strength than factory\u003c\/strong\u003e, minimizing axle twist and breakages under aggressive wheeling.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGrizzly Locker\u003c\/strong\u003e included for maximum traction when you’re under load off‑camber or climbing steep, uneven terrain.\u003c\/li\u003e \u003cli\u003eComplete, ready‑to‑install package: \u003cstrong\u003einner and outer shafts, U‑joints, axle seals\u003c\/strong\u003e, and \u003cstrong\u003edisconnect delete kit\u003c\/strong\u003e—all in one box.\u003c\/li\u003e \u003cli\u003eSpecifically designed for \u003cstrong\u003eDana 30 front axles\u003c\/strong\u003e on \u003cstrong\u003eXJ, ZJ, TJ, YJ\u003c\/strong\u003e applications—no guessing, just a precise fit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e5‑year warranty\u003c\/strong\u003e against manufacturer defects, backed by Magwarehouse as NZ’s official Rough Country importer.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFrom the trail to the street, this kit redefines how your Jeep handles tough trails. The 30‑spline inner and 27‑spline outer shafts are engineered to distribute loads more evenly, reducing wear and extending axle life when you’re flexed out on rocks or negotiating rutted tracks. The Grizzly Locker locks with confident, decisive traction, helping you power through obstructions without the wheel spin that can trap a stock axle.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhat you get and how it helps\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e30 spline inner shafts\u003c\/strong\u003e and \u003cstrong\u003e27 spline outer shafts\u003c\/strong\u003e for increased strength where it matters most at the wheel joints.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eU‑joints and seals\u003c\/strong\u003e designed for rugged off‑road duty, reducing the risk of leaks and joint failure under load.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDisconnect delete kit\u003c\/strong\u003e to simplify the front axle operation and improve reliability in harsh terrain.\u003c\/li\u003e \u003cli\u003eAll components are selected for a cohesive upgrade that maintains feel and drivability while delivering real‑world durability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal for Jeep owners who push performance beyond stock limits—whether you’re running larger tires, a lift, or tackling rocky backcountry trails. This kit is designed for enthusiasts who demand a robust, reliable drivetrain without compromising on daily usability.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePractical tips for use and care\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003ePair this upgrade with a quality gear oil and a professional, even‑handed installation to maximize lifespan and smooth operation.\u003c\/li\u003e \u003cli\u003eAfter installation, inspect spindle seals and U‑joints at regular intervals during the first few off‑road trips to ensure everything stays tight and clean.\u003c\/li\u003e \u003cli\u003eKeep an eye on bolt torques and steering components—upgrades of this magnitude shift overall driveline stresses, so periodic checks are wise.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eMagwarehouse — as NZ’s official Rough Country importer — stocks these ready to install, backed by local support. For expert drivetrain advice, call \u003cstrong\u003e09 250 1803\u003c\/strong\u003e or visit our Manukau workshop to ensure your Jeep’s axle upgrade is completed correctly the first time.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eJim‑tested reliability from a trusted name\u003c\/strong\u003e — Magwarehouse brings you a high‑strength, purpose‑built Dana 30 upgrade that keeps pace with real off‑road use, not just bench‑test specs. If you’re serious about conquering rough terrain, this 4340 chromoly front axle kit with Grizzly Locker is the upgrade that makes sense for your TJ, YJ, XJ, or ZJ.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Magwarehouse.com","offers":[{"title":"Default Title","offer_id":51276923830557,"sku":"RCW24160-YGL","price":2395.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0864\/1072\/3613\/files\/1481974917.jpg?v=1778639881","url":"https:\/\/actionoutdoors.kiwi\/products\/4340-chromoly-replacement-front-axle-kit-w-grizzly-locker-dana-30-tj-yj-xj-zj","provider":"Action Outdoors Limited","version":"1.0","type":"link"}