JR Motorsports William Byron won the Sunoco Rookie of the Race award at Daytona this past weekend .
JR Motorsports William Byron opens the season with the lead in the 2017 Sunoco Rookie of the Year standings .
JR Motorsports William Byron won the Sunoco Rookie of the Race award at Daytona this past weekend and opens the season with the lead in the 2017 Sunoco Rookie of the Year standings .