Overdrive
Revision as of 05:41, 23 November 2010 by Addicted2speed (talk | contribs) (Created page with "Transmission gear such that one revolution of the engine produces more than one revolution of the wheel. A gear ratio of less than 1:1. Category:Definitions")
Transmission gear such that one revolution of the engine produces more than one revolution of the wheel. A gear ratio of less than 1:1.