In the past, replacing struts required specialized tools to compress, remove and transfer the old spring and mount.  Pre-assembled with all new parts, our complete strut and spring assemblies make this job much quicker and easier for the do-it-yourself mechanic.

Each complete strut & spring assembly contains:

  • Upper Strut Mount
  • Strut Bearing
  • Coil Spring
  • Boot & Bumper Kit
  • Gas-charged Strut 

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. Please keep your invoice for proof of this warranty.

  1. step : Removing the Wheel (0:40)
    • Pry off the center cap with a flat blade screwdriver
    • Loosen the lug nuts with the vehicle on the ground
    • Raise the vehicle with a floor jack
    • Secure the vehicle on jack stands
    • Remove the lug nuts
    • Pull off the wheel
  2. step : Disconnecting the Strut (1:06)
    • Apply rust penetrant to the strut mount nuts
    • Pry out the inner fender clips with a flat blade screwdriver
    • Pull off the inner fender
    • Remove the three 13mm nuts from the strut mount
    • Remove the 21mm bolt from the bottom of the strut
  3. step : Removing the Sway Bar Link (3:35)
    • Apply rust penetrant to the sway bar link
    • Turn the sway bar link with a 16mm socket and ratchet
    • Remove the 15mm nut from the top of the sway bar link
    • Hold the sway bar link sleeve with vise grip pliers
    • Loosen the sway bar link from the bottom with a 16mm socket and ratchet
    • Push out the sway bar link with a hammer and punch
  4. step : Removing the Strut (5:29)
    • Apply rust penetrant to the lower strut nut
    • Hold the strut bolt with an 18mm wrench
    • Remove the 21mm nut from the wheel knuckle
    • Loosen the two 21mm nuts that hold the control arm to the frame
    • Lift the wheel knuckle up
    • Pull the strut down and out
  5. step : Installing the Strut (6:41)
    • Lift the strut into place
    • Start the three 13mm nuts onto the strut mount
    • Turn the bottom of the strut to line up the bolt hole with the control arm
    • Push the 21mm bolt into the bottom of the strut
    • Push the 18mm bolt into the wheel knuckle
    • Fasten the nut onto the strut bolt
    • Tighten the strut bolt and nut
    • Fasten the nut onto the wheel knuckle bolt
    • Tighten the wheel knuckle bolt and nut
    • Tighten the three 13mm nuts on the strut mount to 20-25 foot-pounds of torque
  6. step : Installing the Sway Bar Link (8:44)
    • Put a washer on the sway bar link
    • Put a bushing on the sway bar link
    • Slide the sway bar link through the control arm
    • Put a bushing on the sway bar link
    • Put a washer on the sway bar link
    • Put the sleeve onto the sway bar link
    • Put a washer on the sway bar link
    • Put a bushing on the sway bar link
    • Slide the sway bar link through the sway bar
    • Put a bushing on the sway bar link
    • Put a washer on the sway bar link
    • Fasten the 15mm nut onto the sway bar link
  7. step : Tightening the Suspension Parts (9:30)
    • Support the suspension at ride height with a jack
    • Tighten the sway bar link nut to compress the bushings
    • Tighten the two bolts that hold the control arm to the frame to 110 foot-pounds
    • Tighten the wheel knuckle bolt to 110 foot-pounds
    • Put the inner fender into place
    • Push the plastic clips into the inner fender
  8. step : Reattaching the Wheel (10:39)
    • Slide the wheel into place
    • Start the lug nuts by hand
    • Tighten the lug nuts preliminarily
    • Lower the vehicle to the ground
    • Tighten the lug nuts to 100 foot-pounds in a crossing or star pattern
    • Reattach the center cap

Tools needed for replacement:

    General Tools

  • Floor Jack
  • Jack Stands

  • Materials, Fluids, and Supplies

  • Rust Penetrant

  • Pliers, Cutters & misc Wrenches

  • Vise Grip Pliers
  • Wire Cutters

  • Ratchets & Related

  • A Piece of Pipe (for leverage)
  • Ratchet
  • Torque Wrench

  • Screwdrivers & Related

  • Flat Blade Screwdriver
  • Pry Bar

  • Sockets - Metric

  • 13mm Socket
  • 15mm Socket
  • 16mm Socket
  • 21mm Socket

  • Wrenches - Metric

  • 16mm Wrench
  • 18mm Wrench

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Start typing your question and we'll check if it was already asked and answered. Learn More
Browse 2 questions Browse 2 questions and 2 answers
What brand are the struts and springs ?
Lawrence H on Dec 28, 2017
BEST ANSWER: We have a few different aftermarket companies based in either China or Taiwan build these parts specifically for us, as our 1A Auto house brand. They are manufactured to the same OEM specifications as the original part that came with your vehicle. If you have any further questions, please don't hesitate to ask.
What is the weight for the entire set? (Freight forwarding to Alaska)
Michael on Jun 12, 2017
BEST ANSWER: The estimated weight for these items would be 90 pounds shipped in two separate shipping labels.

How-to Video:

(11:37 min)

Tools List:

    General Tools

  • Floor Jack
  • Jack Stands

  • Materials, Fluids, and Supplies

  • Rust Penetrant

  • Pliers, Cutters & misc Wrenches

  • Vise Grip Pliers
  • Wire Cutters

  • Ratchets & Related

  • A Piece of Pipe (for leverage)
  • Ratchet
  • Torque Wrench

  • Screwdrivers & Related

  • Flat Blade Screwdriver
  • Pry Bar

  • Sockets - Metric

  • 13mm Socket
  • 15mm Socket
  • 16mm Socket
  • 21mm Socket

  • Wrenches - Metric

  • 16mm Wrench
  • 18mm Wrench



This part replaces:

  • OE # 1L2Z5560BA
  • OE # 4L2Z5310CA
  • OE # 3U2Z18124PAA
  • OE # 1L2Z18125EB
  • OE # 1L2Z18125BA
  • Monroe 181322
  • Monroe 181398
  • Monroe 171322
  • Monroe 171398
  • KYB SR4051
  • KYB SR4082

Vehicle Fit

  • 2004-2005 Ford Explorer Front & Rear Strut & Spring Assembly 4 Piece Set excluding Sport Trac Models
  • 2004-2005 Mercury Mountaineer Front & Rear Strut & Spring Assembly 4 Piece Set
Part #: 1ASSP00763

Ships Same Day for orders placed by 4 P.M. ET

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Customer Feedback

"Thanks for the fast reliable service. Great price, and the headlights were as good as oem or better!!! Keep up the good work..."
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