{"product_id":"arb-airlocker-dana44-30spl-3-92-up-s-n","title":"ARB Airlocker Dana 44 30 Spl 3.92+ Diff (REAR): Fits Dodge \/ Jeep (71-06)","description":"\u003ch3\u003eARB Airlocker Differential\u003c\/h3\u003e\u003cp\u003e1971–2006 Jeep Wagoneer, Dodge Charger, Dodge Ramcharger, Jeep Grand Wagoneer, Jeep Wrangler, Dodge Ram 1500, Dodge Ram 2500, Jeep Grand Cherokee\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRD116\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe ARB Airlocker is the world’s premier traction aid designed to keep your vehicle moving confidently in all conditions. Engineered for off-road enthusiasts and professionals alike, this pneumatically operated locking differential provides instant, on-demand 100% traction at the flick of a switch. Compatible with a wide range of classic and modern 4x4 vehicles including Jeep Wagoneer, Dodge Charger, Ramcharger, Grand Cherokee, Wrangler, and Dodge Ram models, the Airlocker ensures you can tackle the toughest terrain with ease and control.\u003c\/p\u003e\u003cp\u003eUnlike traditional limited-slip or locking differentials, the ARB Airlocker allows activation at any speed, giving you the flexibility to engage or disengage the lock without compromising drivability. When locked, it prevents the axle shafts from turning independently, maximizing traction by tying both wheels directly to the ring gear. When unlocked, it functions as a conventional open differential, preserving smooth on-road handling and driveline longevity.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eDesigned for reliability and ease of use, the ARB Airlocker offers a range of advanced features that enhance off-road performance:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInstant pneumatic locking and unlocking at any vehicle speed for maximum traction control\u003c\/li\u003e\n\u003cli\u003e100% traction on demand without affecting normal on-road drivability\u003c\/li\u003e\n\u003cli\u003ePatented timed locking mechanism for high strength and ultra-fast unlocking\u003c\/li\u003e\n\u003cli\u003eSteel reinforced, elastomer bonded annular seal engineered to withstand extreme temperatures\u003c\/li\u003e\n\u003cli\u003eMinimal moving parts for exceptional durability and reliability in harsh environments\u003c\/li\u003e\n\u003cli\u003eEasy activation via a simple dashboard-mounted switch, keeping driver focus on terrain\u003c\/li\u003e\n\u003cli\u003eTwo-piece design for ultra-strong construction and simplified maintenance\u003c\/li\u003e\n\u003cli\u003eCompatible with Dana 44 axles featuring 30 spline shafts and gear ratios of 3.92 and up\u003c\/li\u003e\n\u003cli\u003eMaintains vehicle control and reduces environmental impact by enabling safer, slower off-road driving\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Design:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe ARB Airlocker is engineered with robust materials and precision manufacturing to ensure long-lasting performance under the most demanding conditions. Its two-piece design minimizes moving components, reducing wear and increasing reliability. The steel reinforced, elastomer bonded annular seal is specifically designed to endure extreme climatic temperatures, protecting internal components from contamination and damage.\u003c\/p\u003e\u003cp\u003eThe internal pneumatic system operates smoothly and efficiently, allowing the driver to engage or disengage the locker instantly without mechanical delay. This design philosophy ensures the Airlocker can be activated at any speed, providing superior traction without compromising driveline integrity or vehicle handling.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation \u0026amp; Fitment:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe ARB Airlocker RD116 is a direct-fit replacement differential designed for Dana 44 axles with 30 spline shafts and gear ratios of 3.92 and higher. It fits a broad range of vehicles including Jeep Wagoneer (1971–1990), Dodge Charger (1974–1987), Dodge Ramcharger (1974–1993), Jeep Grand Wagoneer (1984–1991), Jeep Wrangler (1988–2006), Dodge Ram 1500 (1994–2004), Dodge Ram 2500 (1994–1998), and Jeep Grand Cherokee (1997–1998).\u003c\/p\u003e\u003cp\u003eInstallation requires professional mechanical skills and an air compressor system (sold separately) to operate the pneumatic locking mechanism. The kit includes all necessary components for integration with the vehicle’s existing axle and air supply system, ensuring a seamless upgrade to your drivetrain.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eARB Airlocker differential assembly\u003c\/li\u003e\n\u003cli\u003eActivation switch for dashboard mounting\u003c\/li\u003e\n\u003cli\u003eSolenoid valve for pneumatic control\u003c\/li\u003e\n\u003cli\u003eAir line tubing\u003c\/li\u003e\n\u003cli\u003eBulkhead fitting for secure air line installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis Airlocker differential is ideal for off-road enthusiasts, overlanders, and professionals who demand maximum traction and reliability from their 4x4 vehicles. Whether navigating rocky trails, muddy terrain, or steep inclines, the ARB Airlocker provides the confidence and control needed to conquer challenging environments while maintaining on-road drivability.\u003c\/p\u003e","brand":"ARB","offers":[{"title":"Default Title","offer_id":48084149731566,"sku":"RD116","price":1299.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/1996\/5678\/files\/c62e6df772163d7a4aefe234137a5676_d7571725-6cc5-49dc-98d6-3eeb7d9f2eba.jpg?v=1780209985","url":"https:\/\/www.ironridgeoffroad.com\/products\/arb-airlocker-dana44-30spl-3-92-up-s-n","provider":"Iron Ridge Offroad","version":"1.0","type":"link"}