{"product_id":"arb-rd139-air-locker-differential-for-ram-2500-and-3500-rear-axle-steel-construction","title":"ARB RD139 Air Locker Differential for Ram 2500 and 3500 — Rear Axle, Steel Construction","description":"\u003cp\u003eThe ARB RD139 Air Locker Differential is a high-performance traction aid designed to enhance off-road capability in various driving conditions. Engineered with a pneumatically operated locking system, it allows you to instantly lock the differential at the flick of a switch, providing maximum traction when needed. This feature is especially beneficial when navigating rugged terrains, steep inclines, or loose surfaces, ensuring your vehicle maintains optimal grip and stability. The robust steel construction ensures durability and reliable operation in demanding environments, making it suitable for heavy-duty applications on Ram 2500 and Ram 3500 trucks from 2012 to 2016. When disengaged, the differential functions as a conventional open differential, allowing for smooth on-road driving and minimizing driveline wear. The ARB Air Locker's design enables activation at any speed, giving you control over traction without compromising vehicle handling or safety. Its compatibility with AAM 11.5-inch rear axles, 1.56-inch shafts, and 30-spline configurations makes it a versatile upgrade for serious off-road enthusiasts and commercial users alike. The unit's silver finish adds a professional look while resisting corrosion and environmental elements. Installing the ARB RD139 Air Locker Differential enhances your vehicle's off-road performance, reduces the risk of damage, and provides confidence in challenging driving conditions. Suitable for a range of applications, this differential is a reliable choice for those seeking superior traction and durability in their off-road adventures or heavy-duty work vehicles.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eInstant locking: Provides immediate differential lock at the flick of a switch for maximum traction.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePneumatic operation: Uses air pressure for reliable and quick engagement and disengagement.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHeavy-duty steel construction: Built for durability and long-lasting performance in tough conditions.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatibility: Fits AAM 11.5-inch rear axles with 1.56-inch shafts and 30 splines, suitable for Ram 2500 and 3500 models from 2012 to 2016.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eVersatile functionality: Operates as an open differential when unlocked, ensuring smooth on-road driving and reduced driveline wear.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCorrosion-resistant finish: Silver coating provides protection against environmental elements.\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\nDodge Ram 2500  2003\u003cbr\u003e\nDodge Ram 2500  2004\u003cbr\u003e\nDodge Ram 2500  2005\u003cbr\u003e\nDodge Ram 2500  2006\u003cbr\u003e\nDodge Ram 2500  2007\u003cbr\u003e\nDodge Ram 2500  2008\u003cbr\u003e\nDodge Ram 2500  2009\u003cbr\u003e\nDodge Ram 2500  2010\u003cbr\u003e\nDodge Ram 3500  2003\u003cbr\u003e\nDodge Ram 3500  2004\u003cbr\u003e\nDodge Ram 3500  2005\u003cbr\u003e\nDodge Ram 3500  2006\u003cbr\u003e\nDodge Ram 3500  2007\u003cbr\u003e\nDodge Ram 3500  2008\u003cbr\u003e\nDodge Ram 3500  2009\u003cbr\u003e\nDodge Ram 3500  2010\u003cbr\u003e\nRam 2500  2011\u003cbr\u003e\nRam 2500  2012\u003cbr\u003e\nRam 2500  2013\u003cbr\u003e\nRam 2500  2014\u003cbr\u003e\nRam 2500  2015\u003cbr\u003e\nRam 2500  2016\u003cbr\u003e\nRam 2500  2017\u003cbr\u003e\nRam 2500  2018\u003cbr\u003e\nRam 2500  2019\u003cbr\u003e\nRam 3500  2011\u003cbr\u003e\nRam 3500  2012\u003cbr\u003e\nRam 3500  2013\u003cbr\u003e\nRam 3500  2014\u003cbr\u003e\nRam 3500  2015\u003cbr\u003e\nRam 3500  2016\u003cbr\u003e\nRam 3500  2017\u003cbr\u003e\nRam 3500  2018\u003cbr\u003e\nRam 3500  2019","brand":"ARB","offers":[{"title":"Default Title","offer_id":55997197025572,"sku":"RD139","price":1173.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0974\/0497\/7444\/files\/RD139_v2.jpg?v=1786213881","url":"https:\/\/kovaoffroad.com\/products\/arb-rd139-air-locker-differential-for-ram-2500-and-3500-rear-axle-steel-construction","provider":"Kova Offroad","version":"1.0","type":"link"}