How many total driver's championships did Roush Fenway Racing win in the Xfinity Series?
5
4
6
7
Answer
Roush Fenway Racing won a total of five driver's championships in the Xfinity Series, with Greg Biffle (2002), Carl Edwards (2007), Chris Buescher (2015), and Ricky Stenhouse Jr. (2011 & 2012).
Rev Up Your Knowledge: The Ultimate RFK Racing in NASCAR Xfinity Series Quiz!