Pre-registration ends Friday, April 13 at 12pm.
Race Day Registration begins at 7:30am.

The Eighth Annual Dirty Spokes mountain bike race is on the trails of Castlewood State Park. This race is open to all abilities. Helmets are required and course maps may be downloaded at www.ballwin.mo.us. The race is divided into three categories:
Category A: Reserved for the advanced, experienced rider. Starts at 9am.
Category B: Reserved for the intermediate rider. Starts at approximately 10:30am after Cat A completion.
Category C: Reserved for the beginner. Starts with Cat B.

Register by March 25 to guarantee your shirt size.
Registration increases to $40 after March 25.

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