by 303cycling | May 15, 2017
Crested Butte The Fat Tire 40 is a serious mountain bike race. Forty miles and it’s almost all on singletrack. This isn’t one of those dirt road races masquerading as a mountain bike race. It’s the signature event of Bike Week, on Saturday morning, and there...
by 303cycling | May 13, 2017
Nederland to Boulder An amazing adventure taking you from the mountains to plains on some of Boulder Counties best and most obscure mountain bike byways. Note: This is a giant ride, and has gotten a bit of a cult following. Event details and registration...
by 303cycling | May 13, 2017
Crested Butte Event details and registration here Part of the Colorado Endurance Series Series event list here
by 303cycling | May 13, 2017
Monarch Pass, Gunnison County Please make sure to read all rules for this. This is fully unsupported and you will need to be self-sufficient in order to complete this. Earn your turns and ride 5 amazing descents in a day on this tour of the Monarch Crest area...
by 303cycling | May 13, 2017
Montezuma This is intended to be NON-COMMERCIAL, Recreational-Use Activities that are held on parts of USFS lands in compliance with USFS Special Use Rules and Regulations. Please make sure to read all rules for this. This is fully unsupported and you will...
by 303cycling | May 13, 2017
Durango to Waterton Canyon, Denver The CTR: 500 miles and 70,000′ of elevation gain winding through the Colorado Rocky Mountains between Denver and Durango. Approximately 300+ miles of singletrack at elevations ranging from 5500′ to a...
by 303cycling | May 2, 2017
Winter Park Epic Single Track Series Race 1: Saturday, June 10 – Granby Ranch XC Kick-Off Race 2: Saturday, June 24 – Super Loop Race 3: Saturday, July 8 – Race Rendezvous Race 4: Saturday, July 22 – Elk Creek XC Race 5: Saturday, August...
by 303cycling | May 2, 2017
Winter Park Epic Single Track Series Race 1: Saturday, June 10 – Granby Ranch XC Kick-Off Race 2: Saturday, June 24 – Super Loop Race 3: Saturday, July 8 – Race Rendezvous Race 4: Saturday, July 22 – Elk Creek XC Race 5: Saturday, August 5...
by 303cycling | Apr 19, 2017
Grand Junction All participants will climb their way out of downtown Grand Junction onto the Uncompahgre Plateau (the world’s largest mesa), while connecting some of the area’s favorite technically challenging singletrack, double track, gravel roads and the...
by 303cycling | Apr 19, 2017
Highline Lake State Park, Fruita One of the most beloved endurance events on the western slope. With a fast and fun singletrack lap located within the “posh environs” of Highline Lake State Park, with its green grass and warm showers, makes this a great race to...
