Track width as pictured and measured in the Chevy manuals is the measurement from the center tread of one tire to the center tread of the tire on the other side of the vehicle.

An example from the 46' Resto pak from the Keith Hardy site:

http://chevy.tocmp.com/chevyresto/4657.htm

Track width is also important in forensic science. Here is a brief description and a several definitions:

http://members.aol.com/varfee/mastssite/track_width.html


"Nothing astonishes men so much as common sense and plain dealing." - Ralph Waldo Emerson