Control Arm with Ball Joint Pair - 1ASFK01840

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How-To & Tools
Product Reviews
Vehicle Fit

Part Details

  • Quantity:   Pair


  • Comes as a PAIR
    • Fits both LH (Driver Side) & RH (Passenger Side) FRONT LOWER
  • Include Bushings and Ball Joint
    • Buyer will have to attach ball joint to control arm
  • Direct replacements
  • Built to strict quality control standards

Our control arms are designed to be direct replacements for the original factory parts.  They are 100% brand new and require no modifications for installation.  No special tools are required because all of the bushings come pre-installed.

Item Condition: New

Attention California Customers:

WARNING:  This product can expose you to chemicals including Chromium (Hexavalent Compounds), which is known to the State of California to cause cancer, and birth defects or other reproductive harm.  For more information, go to

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 : Removing the Wheel (0:24)
    • Pry off the hub cap with a pry bar
    • Loosen the lug nuts with a 21mm socket and breaker bar
    • Raise and support the vehicle
    • Remove the lug nuts
    • Pull the wheel off the hub
  2. step : Removing the Ball Joint (1:12)
    • Apply rust penetrant to the ball joint nuts and bolt
    • Loosen the two ball joint nuts with a 17mm socket and breaker bar
    • Loosen the ball joint bolt with a 17mm socket and breaker bar
    • Remove the cotter pin from the ball joint castle nut with needle nose pliers and side cutters
    • Drive the cotter pin out of the castle nut with a hammer and punch
    • Loosen the castle nut with a 19mm wrench and a dead blow hammer
    • Strike the wheel knuckle with a small sledge hammer
    • Remove the two 17mm nuts from the ball joint
    • Remove the 17mm bolt from the ball joint
    • Separate the ball joint from the control arm
    • Pry the ball joint out of the wheel knuckle with a pry bar
    • Remove the castle nut from the ball joint
    • Pull the ball joint out of the wheel knuckle
  3. step : Installing the Ball Joint (6:42)
    • Remove the cotter pin and castle nut from the new ball joint
    • Clean any grease from the wheel knuckle
    • Slide the ball joint into the wheel knuckle
    • Start the castle nut onto the ball joint by hand
    • Slide the ball joint studs into the control arm
    • Start the two 19mm nuts onto the ball joint studs by hand
    • Start the 17mm bolt into the control arm
    • Tighten the castle nut with a 19mm wrench
    • Line up the castle nut with the cotter pin hole
    • Insert the cotter pin into its hole
    • Fold over the cotter pin with pliers
    • Tighten the 17mm bolt
    • Tighten the two 19mm nuts to 55 foot-pounds of torque
  4. step : Installing the Wheel (9:32)
    • Slide the wheel onto the hub
    • Start the lug nuts with the tapered side facing the wheel
    • Tighten the lug nuts preliminarily
    • Lower the vehicle to the ground
    • Torque the lug nuts to 76 foot-pounds in a star pattern
    • Line up the hub cap with the valve stem
    • Push the hub cap onto the wheel
    • Pump the brake pedal until it feels firm

Tools needed for replacement:

    General Tools

  • Hammer
  • Jack Stands
  • Rubber Mallet
  • Sledge Hammer
  • Center Punch
  • Floor Jack

  • Materials, Fluids, and Supplies

  • Rust Penetrant
  • Cloth Rags

  • Pliers, Cutters & misc Wrenches

  • Side Cutters
  • Needle nose pliers

  • Ratchets & Related

  • Socket Extensions
  • Torque Wrench
  • Ratchet
  • 1/2 Inch Breaker Bar

  • Screwdrivers & Related

  • Pry Bar
  • Flat Blade Screwdriver

  • Sockets - Metric

  • 17mm Socket
  • 19mm Socket
  • 21mm Socket

  • Specialty Tools

  • Ball Joint Press
  • Dead Blow Hammer

  • Wrenches - Metric

  • 19mm Wrench

4.44/ 5.0
9 reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
Hi im happy all the parts fit perfectly recommend this auto parts tanks again
February 17, 2017
Best price
This is not the first time I buy my part from 1A but always I find best price and best deal
January 25, 2018
good stuff
Works great so far! No problem installing! Arrive quickly!
April 19, 2018
would not purchase product again !
when installing control arm u have to manipulate them to get installed once put together I then noticed the rubber torsion piece that holds the 1 big bolt tore that the reason I replaced my oe ones because they tore cousing slop in the front end I have yet to install passenger side hopeing same issue doesnt happen there these are not fun to change ! next time going factory Toyota like ihave for years on my 87 4runner 434k miles still runs strong
June 26, 2018
Parts Ordered
Very Happy with everything I ordered except for the sway bar links the bolts were oval but I called and they were replace without a problem. This company is really good.
July 24, 2018
These products was the right parts ,my vehicle feel good,thank you.
August 19, 2018
Awesome Parts perfect fit, right price
East lower control arm replacement for awesome they fit great they were really inexpensive, would buy again
August 25, 2018
Good parts, fast deliver
I ordered those parts and was waiting for it, for my surprise arrived before i expected, all the parts fits my car perfectly, I am pretty happy.
October 5, 2018
Lower Control Arm Bushings
Great value for the money. Fit as they should and did the job they needed to do. Better than OEM and less cost too.
October 14, 2018
Will this fit my car? Add a vehicle to make sure
Customer Q&A
Ask a question to 1A Auto customers who purchased the product
What brand name is the pair of control arms for $91.95?
J F April 21, 2017
These are our 1A Auto brand parts. They are made to meet or exceed OE specifications in either Japan, China, or Taiwan.
Alex P April 21, 2017
What brand are the ball joints? If theyre 1a brand, what manufacturer do you source them from?
David P October 24, 2017
We have a few different aftermarket companies who are 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 dont hesitate to ask.
Alex P October 24, 2017
Is this the same as a lower controller arm?
Amber G March 30, 2018
Mark R March 30, 2018
This is the lower control arm and ball joint.
David K March 30, 2018
Ed M March 30, 2018
Is this one side (2 pieces) or both sides (4 pieces)!?
James L June 27, 2018
This listing is for a pair (2) of Control Arms for the Front Lower LH Drivers and RH Passengers sides.
Christa R June 27, 2018
Year Make Model Description
2002-2003Lexus ES300 Lexus ES300 Front Lower Control Arm with Ball Joint Pair
2004-2006Lexus ES330 Lexus ES330 Front Lower Control Arm with Ball Joint Pair
2004-2006Lexus RX330 Lexus RX330 Front Lower Control Arm with Ball Joint Pair without Air Suspension
2007-2008Lexus RX350 Lexus RX350 Front Lower Control Arm with Ball Joint Pair without Air Suspension
2006-2007Lexus RX400h Lexus RX400h Front Lower Control Arm with Ball Joint Pair
2002-2006Toyota Camry Toyota Camry Front Lower Control Arm with Ball Joint Pair
2001-2007Toyota Highlander Toyota Highlander Front Lower Control Arm with Ball Joint Pair
2004-2008Toyota Solara Toyota Solara Front Lower Control Arm with Ball Joint Pair
Part #: 1ASFK01840

Order must be placed by 4pm ET
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Estimated Arrival Cost

Deliveries made to PO Boxes and FPO may take longer. See our Shipping & Delivery for more information.

Get it in: 2 - 4 Business Days

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How-to Video:

(11:14 min)