Support Ring On Pax Wheels

Dimensions 

Overview of the most important dimensions:

Fig 1: Identifying Support Ring Dimensions

Courtesy of AUDI OF AMERICA, LLC

Designations 

Example:  90-500(35) CLI A 1 876107

90 - Designated width in millimeters

500 - Designated diameter in millimeters

35 - Height in millimeters

CLI - Support ring versions: CLI - Clip supporting ring/FL - standard supporting ring

A - Build type index, asymmetrical. Indication of wheels with emergency running characteristics (PAX)

1 - Supporting ring versions

876107 - CAI, international item code