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Vehicle Fit

This auto-locking hub actuator is just what you need to get your 4WD system working again!


  • Fits either LH (Driver Side) or RH (Passenger Side) FRONT
  • Replaces dealer part number: 7L1Z-3C247-A, 7L1Z3C247A
  • Direct replacement
  • Built to strict quality control standards

This actuator is a makes a great replacement and has good cost savings over the dealer part!

Item Condition: New

Attention California Customers:

WARNING: Cancer and Reproductive Harm -

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  1. step : Raise and Secure the Vehicle (1:08)
    • Raise the vehicle with a jack
    • Secure the vehicle on jack stands
  2. step : Removing the CV Axle Shaft (1:08)
    • Pry off the wheel center cap with a flat blade screwdriver
    • Remove the cap over the hub nut
    • Remove the 13mm hub nut
    • While holding the tire in place, remove the six twelve-point 12mm bolts from the CV joint
    • Remove the 30mm bolt from the strut assembly using a breaker bar or ratchet and pipe
    • Tap the nut with a hammer to loosen it, if necessary
    • Pry the lower end of the strut assembly from the lower control arm with a pry bar
    • Pull out the CV shaft
  3. step : Removing the Four Wheel Drive Actuator (4:03)
    • Remove the three 8mm bolts from the four wheel drive actuator
    • Pry off the actuator with a flat blade screwdriver
    • Disconnect the vacuum hoses from the actuator
  4. step : Installing the New Actuator (5:00)
    • Connect the vacuum hoses to the new actuator
    • Put the actuator into place
    • Start the three 8mm bolts by hand
    • Tighten the three 8mm bolts
  5. step : Reattaching the CV Axle (6:02)
    • Slide the CV Axle back into place
    • Reconnect the strut at the lower control arm
    • Push the bolt through where the strut connects to the lower control arm
    • Attach the nut
    • Tighten the bolt to between 95-100 foot-pounds of torque
    • Start the 12-point 12mm bolts into the CV axle by hand
    • Tighten the bolts preliminarily
    • Tighten the bolts to 25 foot-pounds in a crossing or star pattern
    • Reinstall the 13mm nut on the end of the axle
    • Reinstall the cap over the nut
    • Reinstall the center cap
    • Lower the vehicle

Tools needed for replacement:

    General Tools

  • Floor Jack
  • Hammer
  • Jack Stands

  • Pliers, Cutters & misc Wrenches

  • Slip-Joint Pliers

  • Ratchets & Related

  • 1/2 Inch Breaker Bar
  • A Piece of Pipe (for leverage)
  • Ratchet
  • Torque Wrench

  • Screwdrivers & Related

  • Flat Blade Screwdriver
  • Pry Bar

  • Sockets - Metric

  • 12mm Socket
  • 13mm Socket
  • 24mm Socket
  • 30mm Socket
  • 8mm Socket

4.88/ 5.0
8 reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
Worked perfectly, used video and was on the road in no time
Was a good price for both parts I needed and was on the road and worked as it should
March 5, 2017
Looks quality
Shipped fast, installed easily. Time will tell if it holds up.
July 5, 2017
great hub
Nothing much to write here. A great hub for the price and works great.
March 18, 2018
Helpful staff via email and exact part I needed
I exchanged email with the staff. I needed to cancel my order and place a different order. They were super helpful and accommodating. The part is exactly what I needed. Also, the installation video was priceless.
April 1, 2018
Great prices and service
The actuator was easy to install and saved me more then $400 doing it myself
April 26, 2018
Works great
Made of great quality and performs as it should. Timely arrival
August 7, 2018
I would recommend this to anyone that needs one
The part was what I expected, it fit fine and was easy to install. After I installed it and checked to see if it was working as it should I didn’t have any more trouble.
October 8, 2018
Need it a parts for my truck, put my trast on 1Aauto and got completely satisfied with service and delivered time, thank you !!!!!
December 9, 2018
Will this fit my car? Add a vehicle to make sure
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Year Make Model Description
2003-2014Ford Expedition Ford Expedition Front Auto-Locking Hub Actuator Driver or Passenger Side
2004Ford F150 Truck Ford F150 Truck New Body Style Front Auto-Locking Hub Actuator Driver or Passenger Side
2005-2014Ford F150 Truck Ford F150 Truck Front Auto-Locking Hub Actuator Driver or Passenger Side
2006-2008Lincoln Mark LT Lincoln Mark LT Front Auto-Locking Hub Actuator Driver or Passenger Side
2003-2014Lincoln Navigator Lincoln Navigator Front Auto-Locking Hub Actuator Driver or Passenger Side
Part #: 1AFWA00017

Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

How-to Video:

(08:51 min)