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  Related Terms
• Alignment
• SLA Suspension
• Steering Arm
• Steering Effort
• Steering Geometry
• Steering Return

Definition: A forging that usually includes the spindle and steering arm, and allows the front wheel to pivot. The knuckle is mounted between the upper and lower ball joints on a SLA suspension, and between the strut and lower ball joint on a MacPherson strut suspension.

Related Resources:

Wheel Alignment
What is a wheel alignment and how does it effect your vehicle?

Steering and Suspension Symptoms
Squeals, shimmys, vibrations. What does it all mean? Here's some things to look for when your car is not behaving as it should.

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