Hammer Nutrition—a Montana-based endurance fueling and supplement brand—and Mossy Rock Trials and Off-Road—a TRS and Beta trials-bike dealer—have just announced the launch of a 13-member trials team. The unique team structure allows members of the team to ride any make/model of trials bike they prefer, providing full team pit support at events.

The following is a press release from the team…
Whitefish, MT (February 12, 2025) – A new era in trials riding has arrived with the launch of the Hammer Nutrition Mossy Rock Trials Team (HN/MRT), a groundbreaking team that prioritizes peak performance while giving riders the freedom to choose their motorcycle brand all while pitting together. HN/MRT allows its riders to compete on the bike that best suits them while uniting under Hammer Nutrition’s fueling expertise to optimize performance.
HN/MRT features 13 dedicated riders across Arizona, Wyoming, and Montana, competing in classes ranging from Junior Clubman up to Senior Expert Sportsman. The HN/MRT roster includes Adam Martinson, Kade Steely, Dallin Steely, Trent Caley, Joe Baker, Brian Frank, Derek Martinson, Ross Toeckle, Kevin Jacks, Dan O’Neill, Mike Diesburg, John Farrell and Dan Larson.
Hammer Nutrition: Founded in 1987 by Brian Frank, Hammer Nutrition has been a trusted leader in endurance sports nutrition for over 38 years. The company provides a comprehensive range of fuels, supplements, body care products, apparel, and accessories, all designed to help athletes reach their highest potential.
Mossy Rock Trials and Off-Road: Established in 2011 by Dan Larson, Mossy Rock Trials and Off-Road began as a small repair shop dedicated to reviving vintage bikes. Today, it is a premier authorized dealer for TRS and Beta Trials Bikes, supplying top-quality trials accessories, apparel, and components to riders across South Central Montana.
Beyond nutrition, HN/MRT ensures its riders are equipped with premium performance gear—S3 apparel for peak comfort and durability, and Hebo helmets & boots for top-tier protection. Additionally, the team is supported by Maxima, Twin Air, and Trick Bits. This flexible yet cohesive team structure and partnerships allows each athlete to ride with confidence.
As HN/MRT enters the 2025 season, the team is ready to redefine trials competition.
Follow their journey Follow HN/MRT’s Journey @hammernutrition on social media and stay updated on race results, rider highlights and upcoming events.
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