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2018 Ford F-150 4WD Actuator
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A 4WD actuator helps engage or disengage part of a four-wheel-drive system. The part you need depends on the system: a front hub actuator and a front axle disconnect actuator serve different locations and are not interchangeable.
Fits 2016-2017 Ford F-450 Super Duty, 2016-2017 Ford F-550 Super Duty, 2013-2023 Ford Expedition, 2011-2022 Ford F-250 Super Duty, 2011-2022 Ford F-350 Super Duty, 2011-2014 Ford F-450 Super Duty, 2011-2014 Ford F-550 Super Duty, 2010-2020 Ford F-150, 2008-2008 Lincoln Mark LT, 2007-2012 Ford Expedition, 2006-2023 Lincoln Navigator
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A 4WD actuator helps engage or disengage part of a four-wheel-drive system. The part you need depends on the system: a front hub actuator and a front axle disconnect actuator serve different locations and are not interchangeable.
A-Premium offers both styles for selected vehicles, including individual hub actuators, hub pairs and front axle actuators. Match the vehicle, mounting location and the type of mechanism already installed.
Choosing A 4x4 Actuator
Control methods differ. Some Ford integrated wheel-end systems use vacuum lines; a GM front axle design uses an electric actuator to move a disconnect mechanism. Select a replacement for the vehicle's actual system, including its connections and mounting.
A flashing 4WD indicator, difficulty engaging a drive mode or a grinding noise calls for diagnosis of the complete system. Depending on the design, a vacuum leak, wiring fault or another 4WD component can produce a similar complaint.
Frequently Asked Questions (FAQ)
What is the difference between a hub actuator and an axle actuator?
A hub actuator works at a wheel end, while a front axle actuator operates an axle engagement mechanism. They fit different locations, so identify the part on the vehicle before selecting a replacement.
Is a 4WD actuator the same as a transfer case shift motor?
Not necessarily. A transfer case shift motor changes a setting in the transfer case; the hub or front axle actuator handles engagement at another point in the driveline. Check which component the diagnosis identifies.
Are both front hub actuators included?
Package quantities vary. Some A-Premium listings provide a pair for the front driver and passenger sides; others contain one actuator. Choose the quantity and position needed for the repair.
Can a vacuum leak affect 4WD hub operation?
It can on systems that use vacuum-operated hubs. Ford's service procedure for certain F-150 and Mark LT vehicles includes checking the integrated wheel-end vacuum lines for leaks; the cause and test depend on the vehicle.
Does a 4WD warning light mean the actuator has failed?
The warning identifies a system concern, not necessarily a failed actuator. For one Mercedes-Benz 907 condition, the manufacturer specifies a transfer-case control software update rather than replacing parts. Diagnose the system for the actual vehicle and fault.