Gravity Park USA Chilton, WI
2008 Friday Night Dirtgrinder Series - Non AMA
April 11 Rd 1 5:30 p.m
April 18 Rd 2 5:30 p.m
April 25 Rd 3 5:30 p.m
May 2 Rd 4 5:30 p.m
May 9 Rd 5 5:30 p.m
May 16 Rd 6 5:30 p.m
May 30 Rd 7 5:30 p.m
June 13 Rd 8 5:30 p.m
June 27 Midseason Championships 5:30 p.m
July 4 Rd 9 5:30 p.m
July 11 Stadiumcross Championships 5:30 p.m
July 12 Rd 10 8:00 a.m.
July 25 Rd 11 5:30 p.m
August 1 Rd 12 5:30 p.m
August 8 Rd 13 5:30 p.m
August 15 Rd 14 5:30 p.m
August 29 Rd 15 5:30 p.m
September 5 Rd 16 5:30 p.m
September 19 Rd 17 5:30 p.m
October 2 Rd 18 5:30 p.m
October 17 Banquet
Special Events
June 6,7,8 Quadlympics
June 28 Big Bang
August 9 Moto King
AMA Events
April 6 D-16 8:00 a.m.
June 21 Triple Cross 1:30 p.m.
June 22 Triple Cross 8:00 a.m.