Do you measure your Tire Penetration?  Tire Penetration is the ratio of the number of tires a dealership sells compared to the number of major units it sales.  For instance, if a dealership sold 75 tires one month and 100 units, their Tire Penetration would be 75%.  This percentage can be a key indicator of your fixed operations (Parts & Service departments) performance.  Consider that tires are to a motorcycle dealership as milk is to a...              .-read article-