Virginia Cooperative ExtensionGrisso, Robert D.Pitman, Robert M.Perumpral, John V.Vaughan, David H.Roberson, Gary T.Hoy, Roger M.2014-08-132014-08-132009-05-01http://hdl.handle.net/10919/50133This publication explains the fuel-saving technique called "Gear up and throttle-down," or GUTD.7 pagesapplication/pdfen-USVirginia Cooperative Extension materials are available for public use, re-print, or citation without further permission, provided the use includes credit to the author and to Virginia Cooperative Extension, Virginia Tech, and Virginia State University.EnergyMachinery MechanicsTractors -- Fuel consumptionExtension publicationhttp://pubs.ext.vt.edu/442/442-450/442-450_pdf.pdfTractorsFuel consumption