Part and system guide

Control Arms and Ball Joints

Control arms and ball joints locate the wheels while allowing suspension and steering movement.

What it does

Keep wheel alignment stable while the suspension moves through bumps, braking, and turns.

Failure signs

  • Clunking over bumps
  • Wandering on highway
  • Uneven tire wear
  • Loose steering
  • Pulling to one side

Maintenance notes

  • Inspect looseness before alignment.
  • Replace unsafe ball joints promptly.
  • Torque suspension fasteners at the correct ride height where required.