"Overdrive ratios" refers to the gear ratios in a vehicle's transmission that allow the engine to rotate at a slower speed while maintaining a higher speed on the wheels. It helps save fuel and reduce engine noise during highway driving.
Sentences with «overdrive ratios»
The engines are mated to either a close - ratio six - speed manual transmission or an electronically - controlled five - speed automatic with overdrive ratios for the top two gears. (topspeed.com)
Three overdrive ratios help to ensure maximum fuel economy at highway speeds. (fordauthority.com)
First gear is extra low for getting out of the hole and added overdrive ratios up top deliver relaxed freeway cruising. (nydailynews.com)