What Is a Sway Bar Link in a Car?

A sway bar link — also called a stabilizer link, anti-roll bar end link, or “dog bone” — is a short rod that connects the outer ends of the sway bar to a suspension component, usually a control arm, strut, or steering knuckle.

Are Ball Joints and Tie Rods the Same Thing?

No — different parts, different systems. A ball joint is a suspension part: it connects the control arm to the steering knuckle and lets the wheel move up and down over bumps.

How Much Play Should a Tie Rod End Have?

A tie rod end should rotate slightly by hand — that’s normal, it’s a ball-and-socket joint. What it should not do is move in a specific direction: no up-and-down wobble at an outer tie rod end, no front-to-back wobble at an inner one.