{"product_id":"arb-airlocker-dana44-33spl-3-92-up-s-n","title":"ARB Air Locker — Dana 44, 33-Spline, 3.92 \u0026 Up","description":"\u003ch2\u003eARB Air Locker — Dana 44 (33-Spline, 3.92 \u0026amp; Up)\u003c\/h2\u003e\u003cp\u003eThe Dana 44 is the backbone of serious Jeep builds, but even a strong axle loses drive through an open diff when a tire lifts. The ARB Air Locker turns your Dana 44 into a driver-selectable, fully locked axle on demand: switch it on for 100% traction on rocks and ledges, switch it off for smooth, open-diff street driving.\u003c\/p\u003e\u003cp\u003eThis carrier fits 33-spline Dana 44 axles running 3.92 and numerically higher gear ratios — the common setup on the Jeep Wrangler TJ and similar builds. On-demand engagement means maximum traction without the ride, steering or tire-wear compromises of an automatic locker.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSelectable, air-operated 100% differential lock\u003c\/li\u003e\n\u003cli\u003eForged internals for the 33-spline Dana 44 axle\u003c\/li\u003e\n\u003cli\u003eMatched to 3.92 \u0026amp; numerically higher ring-and-pinion ratios\u003c\/li\u003e\n\u003cli\u003eInstant engagement from an ARB air source\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eTrade-off: needs a compressed-air supply (an ARB compressor is the usual choice) and professional installation with correct diff setup. Verify your spline count and gear ratio before ordering.\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eSelectable air-operated locking differential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDifferential \/ axle\u003c\/td\u003e\n\u003ctd\u003eDana 44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpline count\u003c\/td\u003e\n\u003ctd\u003e33\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRing gear ratio range\u003c\/td\u003e\n\u003ctd\u003e3.92 \u0026amp; numerically higher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActuation\u003c\/td\u003e\n\u003ctd\u003eCompressed air — ARB air source required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating pressure\u003c\/td\u003e\n\u003ctd\u003e100 psi (nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart number (MPN)\u003c\/td\u003e\n\u003ctd\u003eRD113\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGTIN\u003c\/td\u003e\n\u003ctd\u003e881348006745\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eARB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eThis fits:\u003c\/strong\u003e 33-spline Dana 44 axles with 3.92-and-up ratios, including Jeep Wrangler TJ applications. Browse more \u003ca href=\"\/collections\/differentials-lockers\"\u003eDifferentials \u0026amp; Lockers\u003c\/a\u003e or the full \u003ca href=\"\/collections\/arb\"\u003eARB collection\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eProp 65 Warning:\u003c\/strong\u003e This product can expose you to chemicals known to the State of California to cause cancer and\/or reproductive harm. For more information go to www.P65Warnings.ca.gov.\u003c\/p\u003e","brand":"ARB","offers":[{"title":"Default Title","offer_id":48647953088704,"sku":"arbRD113","price":1299.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0525\/3188\/8320\/files\/c62e6df772163d7a4aefe234137a5676_bb7286d9-8b3f-44c6-bd08-8b7379e7f762.jpg?v=1784678375","url":"https:\/\/overlandkitted.com\/products\/arb-airlocker-dana44-33spl-3-92-up-s-n","provider":"Overland Kitted","version":"1.0","type":"link"}