Vibration Theory and Terminology: Cycle

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Cycles

Courtesy of GENERAL MOTORS CORP.

Fig 2: Identifying Spindle & Pinion Nose

Courtesy of GENERAL MOTORS CORP.

The word cycle comes from the same root as the word circle. A circle begins and ends at the same point, as thus, so does a cycle. All vibrations consist of repetitive cycles.