⚙️ High-Performance 600-405 Pair 4x4 4WD Auto Locking Hub Axle Actuator for Ford Expedition F-150 Lincoln Mark LT Navigator - Upgrade Your Front Left & Right 4-Wheel Drive Actuator Review

A 4x4 actuator is an electronic device used to engage the front differential on a so-equipped, four-wheel drive vehicle. The 4x4 or 4WD Auto Locking Hub Axle Actuators are located on the front wheel hubs. These hubs connect to the axle assemblies and control how power is transferred from the axle to the fronts wheels of your truck. If your 4x4 system is not working properly a failing actuator is likely the cause. This 4WD hub locking actuator fits for 2015 Ford Expedition 3.5L V6, 2003 - 2004 Ford Expedition 4.6L V8, 2003 - 2014 Ford Expedition 5.4L V8, 2015 Ford F-150 2.7L V6, 2011 - 2015 Ford F-150 3.5L V6, 2011 - 2014 Ford F-150 3.7L V6, 2004 - 2010Ford F-150 4.2L V6 / 4.6L V8 / 5.4L V8, 2011 - 2015 Ford F-150 5.0L V8, 2010 - 2014 FordF-150 6.2L V8, 2006 - 2008 Lincoln Mark LT 5.4L V8, 2015 Lincoln Navigator 3.5L V6, 2003 - 2014 Lincoln Navigator 5.4L V8. OEM Part Number : L30001, SW9320, 1S12254, 7L1Z3C247A, 600-105, 600-405. Please check your replacement OE number before you order it. This actuator is a direct replacement for both the front right (passenger side) and front left (driver side) actuator on your Ford. The hub actuators connect the axle shaft to the wheel hub automatically when 4WD is selected. More accurately, they disconnect the axle and hub when the 4WD system is not engaged, reducing driveline loss caused by spinning an otherwise non-rotating axle. The internal diaphragm on these parts wears out from regular use, or cracks from lack of use, as well as poor internal lubrication. If your vehicle has these symptoms : Difficulty engaging four-wheel drive. Four-wheel drive becomes stuck. Four-wheel drive mode does not activate.You need to check and replace your 4WD Hub Locking Actuator in time. This 4WD hub locking actuator fits for 03 04 05 06 07 08 09 10 11 12 13 14 15 years.