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Welcome to SDMB!

Sonoran Desert Mountain Bicyclists is a volunteer-driven 501(c)(3) non-profit organization devoted to the promotion of the sport of mountain bicycling, and views the sport as a vehicle to promote low impact outdoor recreation, conservation, and mountain bicycling opportunities that are environmentally and socially responsible. We work to build, maintain, and protect multi-use single-track and mountain bike trail access in the greater Tucson, AZ region. Please consider supporting us through you membership, donations, or helping with trail work. For up-to-date information about trail events, social rides and other events, feel free to visit either--

our Facebook page:

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        Show your support for SDMB by designating us on your Amazon Smiles account. When you shop at, Amazon donates 0.5% of your eligible purchases to SDMB- at no cost to you and a great benefit to SDMB.  AmazonSmile offers the same products, same low prices, and same services as the Amazon you know.  Sign in using your existing Amazon account to get started. Click here: smile.Amazon.comYou shop, AmazonSmile donates

© 2018 - Sonoran Desert Mountain Bicyclists - SDMB - is a 501(c)3 non-profit organization

PO Box 65075, Tucson AZ 85718

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