A4 Suspension Vocab 2

Front

Rack and Pinion Steering

Back

A type of steering system that uses a rack and a pinion gear to convert the rotational motion of the steering wheel into the linear motion needed to turn the wheels.

Front

Radial Runout (Wheel Assembly)

Back

The measure of how much a wheel may deviate from a perfect circle as it rotates, impacting the smoothness of the ride.

Front

Rear Wheel Toe

Back

The alignment measurement of the rear wheels, indicating the direction they point relative to the centerline of the vehicle.

Front

Rebound Bumper

Back

A component in the suspension system that cushions and absorbs energy when the suspension rebounds after compressing.

Front

Recalibrate

Back

The process of adjusting the electronic or mechanical systems in a vehicle to restore proper function and accuracy.

Front

Ride Height

Back

The distance between the base of the vehicle’s tire and a specified point on the body, reflecting suspension condition and loading.

Front

SAI/KPI (Steering Axis Inclination/King Pin Inclination)

Back

The angle formed by the steering axis and the vertical line through the center of the wheel, affecting steering stability and behavior.

Front

Seal

Back

A component used to prevent the leakage of fluids between two surfaces, typically found in areas like the steering gear and axle.

Front

Sector Lash

Back

The play or gap in the steering gear mechanism, which can affect steering responsiveness and accuracy.

Front

Sensor

Back

A device that detects and sends information about a physical change or condition in the vehicle to the control unit, influencing how systems operate.