Updated January 12, 2025 The 2025 event date is not confirmed -- The team at Strambecco considers the Carrabassett Backcountry Cycle Challenge 2025 to be one of the United States and New England's best endurance mountain bike races. As part of the NUE (National Ultra Endurance Series), riders are tested on their long-distance ability as…
Updated January 19, 2025 The 15th annual High Cascades 100 is a classic endurance mountain Bike race in the mountain mecca of Bend, Oregon. Mudslinger Events produces the race and is part of the National Ultra Endurance Series. The High Cascades 100 is Mudslinger's pinnacle MTB event at 100 miles and just under 10,000 feet of elevation…
Updated January 12, 2025 The Wilderness 101 is a classic backcountry endurance mountain bike race in Coburn, Pennsylvania, and is part of the National Ultra Endurance Series. There are two lengths: a 101-mile & Marathon distance (101k) backcountry mountain bike race in the Bald Eagle and Rothrock State Forests of PA. The course consists of…
Updated January 12, 2025 Just try to keep your eyes on the trail at Pierre's Hole 100, one of the best MTB events in the Rockies, as the racecourse is located at the base of the stunning Tetons near Grand Targhee Resort and offers many breathtaking views. The event is part of the prestigious National…
Last update April 4, 2025 -- The Glori Days 50 2025 is a prominent mountain biking event held annually at Glorieta Adventure Camps near Santa Fe, New Mexico. The event has gained recognition by becoming part of the National Ultra Endurance (NUE) Series, attracting endurance cyclists nationwide. Glori Days 50 2025 is rated by Strambecco…
Last updated January 12, 2025 The Shenandoah Mountain 100 is one of the best long-distance endurance mountain bike races in the United States and is part of the National Ultra Endurance Race Series (NUE). This top endurance MTB event is organized by the wonderful Shenandoah Mountain Touring, who organize some terrific custom bike trips and other…
Last updated January 12, 2025 A truly famous or infamous (depending on the person) race, the Grizzly 100 & Big Bear MTB Gran Fondo is a Saturday spectacular of multiple mountain bike race lengths held in the gorgeous area of Big Bear Lake, California. Once two separate mountain bike events, the Grizzly 100 and the…
Last updated January 12, 2025 The Marji Gesick 50/100 is one of the best long-distance endurance mountain bike races in the United States, is part of the National Ultra Endurance Series (NUE) and takes place in the Upper Peninsula of Michigan. This is the tip of the spear when it comes to difficulty - established in…
Last updated January 25, 2025 Ring of Fire debuted in 2021 to rave reviews and continues strong in 2025. The name "Ring of Fire" refers to the Cascade Mountains and the volcanoes which are part of the 25,000-mile volcanic region of the Pacific Ocean basin. The event offers 53 miles and 5,000 ft of climbing…
Last updated May 8, 2025 The Cruce del Istmo 2025 is a premier mountain biking event in Panama, renowned for its challenging course that traverses the country from the Atlantic to the Pacific Ocean. This race offers participants a unique opportunity to experience Panama's diverse landscapes and rich history. Cruce del Istmo 2025 is considered…
Last updated May 8, 2025 The Oak Ass 100 2025 is a premier mountain biking endurance race held annually in Pelham, Alabama, within the expansive Oak Mountain State Park. Oak is the championship event in the year-long National Ultra Endurance (NUE) Series; the event attracts amateur and professional riders seeking to test their limits on one of…
Last updated March 26, 2025 -- Event for 2026 has not been confirmed yet... Nestled near the sun-kissed landscape of St. George, Utah, the True Grit Epic MTB 2026 is a testament to endurance, technique, and the breathtaking allure of the West in Santa Clara, Utah. Our team considers it to be one of the…
Last updated May 6, 2025 The 2026 event has not been confirmed yet... Located in Coperhill, TN, the Cohutta Races 2026 are made up of The Cohutta 100, Big Frog 65, and Old Copper 30, are some of the Best Mountain Bike Events in the Southeast, as rated by Strambecco and part of the National Ultra…
Last updated May 19, 2025 The 2026 event has not been confirmed yet... The Mohican MTB 100 2026 is rated as one of the best endurance mountain bike races and events in the United States and is part of the National Ultra Endurance Series (NUE). At Strambecco, we consider the Mohican MTB 100 2026 to be…
Last updated June 9, 2025 The 2026 event has not been confirmed yet... The Gigante de Piedra 2026 is a formidable mountain bike ultramarathon held annually in Castellón, Spain. Renowned as one of the toughest MTB races in Spain and possibly Europe, it challenges participants with a grueling 200-kilometre course featuring approximately 6,500 meters of…
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