55.1 mph to kmh (55.1 miles per hour to kilometers per hour) .
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55.1 mph to kmh (55.1 miles per hour to kilometers per hour)Cincinnati Fast 55 AwardsCourier's 2016 Fast 55 finalists - Cincinnati Business Courier55 km/hr to mph - How fast is 55 kilometers per hour in miles per hour2016 Cincinnati Fast 55