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Michigan International Speedway

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September 2017

Michigan Spartan Race Spartan Super 2017

September 9, 2017
Michigan International Speedway, 12626 U.S. Hwy 12
Brooklyn, MI 49230 United States
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Michigan Spartan Race Spartan Sprint 2017

September 10, 2017
Michigan International Speedway, 12626 U.S. Hwy 12
Brooklyn, MI 49230 United States
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Welcome to Mud Run Guide - the worldwide leader in mud runs, obstacle course races, and outdoor running adventures. Established in 2012, our focus is to provide you with the best events, discounts, news, reviews, gear, and training for the sport of OCR.