Borich won the GNCC XC1 Championship six consecutive times from 2009-2014.
Wienen is one of the top racers in ATV MX. This fan favorite hails from Galena, IL and is the reigning AMA ATV MX National Champion. The five-time defending champion has won from 2012-2016.
After winning back-to-back GNCC XC1 Championships, Fowler looks to three-peat in 2017.
With the help of durable, performance-packed Vipr and Bighorn 2.0 tires, Michael Swift is sure to dominate the competition in the GNCC U2 utility and XC2 UTV classes this year.
Riley is one of the most exciting and prolific racers in the AMA Extreme Dirt Track ATV Racing series.
Hetrick took home eight overall AMA ATV MX victories and finished 2nd overall in the national championship standings in 2016.
Cody Miller became 2016 GNCC XC1 Pro National Champion and also proved he was a force to be reckoned with in the 4x4 pro ATV class.