The Wisconsin Off Road Series (usually WORS) is an off-road bicycle racing series in Wisconsin, United States. The series is billed as "America's largest state mountain bike racing series." History The series began in 1991 as six separate races that were connected by a points system and overall scoring. The series has evolved to a twelve-race season. The series has 17% female participation, which is far above the national average of around 9%. The series has been sanctioned by the National Off-Road Bicycle Association since 2003, when it averaged over 800 riders per event. Classes There are five classes (listed from lowest to highest difficulty level) Citizen Youth Citizen Sport Comp Elite References "Top cyclocross racers look for season doubles", Tom Held, "November 17, 2006, Milwaukee Journal Sentinel, Retrieved April 7, 2007 External links Official website Schedule Recurring sporting events established in 1991 Mountain biking events in the United States Cycling in Wisconsin