Wheel Alignment Angles: Caster
| Item | Part Number | Description |
|---|---|---|
| 1 | - | True vertical |
| 2 | - | Positive caster angle |
| 3 | - | Shock-to-ball joint centerline |
| 4 | - | Pivot centerline |
Caster is the deviation from vertical of an imaginary line drawn through the ball joints when viewed from the side. The Caster Adjustment - Front will give the vehicle the best directional stability characteristics when loaded and driven. The caster setting is not related to tire wear.