Save This Event For Later 2018 Tatanka Mountain Bike Race Sturgis, SD, Sat Jul 7, 2018 Contact Event | Event Website | Google Calendar Start line address: PO Box 661, Sturgis, SD 57785 Presented by Black Hills Trails This is a past event. If you wish to see the details for this event click, "Continue" below. If you are looking for a current event, please search the event calendar .