Steering and Suspension: Description and Operation

Definitions
These explanations refer only to this assembly group, Steering gear, Axles, Steering. These definitions are not necessarily valid generally.

Part No.
Abbreviation for Part Number.

Steering angle sensor
The steering angle sensor recognizes the direction in which the steering has been turned, left or right, and how far.

Heli-Coil
A spiral of spring steel which can be screwed into a threaded hole and serves as the inner thread to receive a bolt.

Hytrel (Polyelastomer)
Substance which remains elastic especially at room temperature right up to break-up temperature.

Pr. No.
Abbreviation of Product control Number. They identify, among other things, optional equipment, variations specific to certain countries and steering gear information.

Settling
Plastic (irreversible) forming of car springs through weight of vehicle.

Toe
Offset adjustment of wheel plane to direction of travel.

Toe angle difference
Difference between steering angle of inner and outer wheels during a turn.

Camber
Angle between wheel plane and a vertical to plane of road surface. It is positive when the top of the wheel leans outward and negative when it leans inward.

AF
Abbreviation for across flats.

Triple roller joint (tripod joint)
Widely used version of constant velocity joint with three rollers in the form of a star.