The Trail Riders of Southern Arizona (TRS) Inc. is a non-profit, 501(c)3 club that promotes safe and responsible off-highway motorcycle recreation through action and education. TRS is a founding and member club of the Arizona Motorcycle Riders Association (AMRA); participates in their racing series and is also a chartered club with the American Motorcyclists Association (AMA).
The club works with local, state, and national OHV organizations (AMA, BlueRibbon Coalition, Tread Lightly, National Off-Highway Vehicle Conservation Council) and government entities (USFS, BLM, Az. State Parks) to promote rider education and participate in land use planning and policy. TRS is open to all motorcycle riders regardless of skill level.