Ambulance Vehicle Glossary
Gear Ratio
Number, usually expressed as a decimal fraction, representing how many turns of the input shaft cause exactly one revolution of the output shaft. Applies to transmissions, power takeoffs, power dividers and rear axles. Example: If 2.5 revolutions of an input shaft cause one revolution of the output shaft, the gear ratio is 2.5:1.
See also:
CPR seat, Curbside, GVAW, GVW, GVWR,
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