Find information about rim sizes, including charts, on Gemplers.com, TireRack.com and Wheel-Size.com. These sites offer resources related to wheel rim sizes, including how rim size corresponds to tire specifications and how to take these measurements.
Tire Rack's rim size chart ranges from 5-inch to 8-inch rim widths, and it is accompanied by explanations of tire series and specifications for consumer reference. Gempler's offers informational diagrams about how to take and utilize rim size measurements. Wheel-Size.com has a database for consumers to look up the wheel rim sizes associated with a certain car make and model, and it explains how this information corresponds to other specifications about the cars and their accessories.