What does upper control arm do on car?
Much like a lower control arm it is responsible for supporting the car frame while acting as a hinge that allows the wheel to move upward while the car is going over a bump. This arm also houses the upper ball joint which enables the spindle to turn in either direction when the steering wheel is being used.
How do you remove a cotter pin on an upper control arm?
After removing the cotter pin (if equipped) use a 18mm wrench to loosen the ball joint nut about 3 turns. Do not remove the nut completely because it will protect the upper ball joint threads during removal.
How do you install a new control arm?
1. Compare the new control arm to the old control arm to be sure both are the same design. 2. Install the new control arm into the mounting bracket in the frame. 3. Reinstall the bolts that secure the control arm to the frame. Do not tighten the bolts down all the way at this time; you will torque them to specification later.
What to do if your upper control arm is not working?
If the taper does not hold push down on the control arm which will help hold the ball joint stud from turning. Use a wrench to tighten the upper ball joint mounting bolt.
What are the dimensions of a control arm bolt?
Product Specifications Bolt Grade: 8 Maximum Bolt Length: 3.7 in for 1/2 in-13; 2.26 for 7/16 in-1 Maximum Thread Diameter: 0.495 in for 1/2 in-13; 0.436 in for7/16 Minimum Bolt Length: 3.67 in for 1/2 in-13; 2.23 for 7/16 in- Minimum Thread Diameter: 0.482 in for 1/2 in-13; 0.421 in for 7/1
What does control arm and ball joint assembly do?
Filter your results by entering your Year, Make, Model to ensure you find the parts that fit your vehicle. A control arm and ball joint assembly contains a control arm, ball joint, and bushings and are essential components for suspension and steering. Control arms allow wheels to move up and down while preventing forward and rearward movement.
How are control arms used in a car?
Control arms allow wheels to move up and down while preventing forward and rearward movement. Other vehicles include control arms with built-in ball joints that must be replaced as a unit if they begin to fail. If any of these parts fail, they may compromise handling, comfort, and may result in serious separation…