2007 February 11, Don Sherman, “Medical Regimen Keeps Racers Fresh”, in New York Times:
According to Roberto Moreno, one of Mr. Haywood’s codrivers at Daytona and a veteran of 41 Formula One and 122 Indy car races, “No team takes better care of its drivers than Brumos.”
A fellowdriver; where multiple people take turns driving, a person who is not currently driving.