All parts › BMW M4 CSL › Suspension & steering › Ball joints
Ball joints
Part of Suspension & steering · about $480 to replace
What it is
Sealed ball joints at each arm-to-knuckle link.
What it does
Allow the hub to steer and travel while staying located.
How it fails
Clunk over small bumps; the boot goes first.
| Material | Hardened steel ball, POM socket |
|---|---|
| Spec | 8 joints |
| 25 mm ball |