45NRTH Whiteout Logo

The 45NRTH Whiteout invests 100% of all event proceeds into the maintenance and expansion of the Cuyuna Lakes Mountain Bike Trails.


Miner’s Mountain Rally Center


Miner’s Mountain Rally Center

Race & Event Information

Great Lakes Fatbike Series

Great Lakes Fat Bike Series

The 45NRTH Whiteout is part of the Great Lakes Fatbike Series.  One the best winter biking racing series in the country, we are delighted that we are part of the series and have been since its founding.  The Great Lakes Fatbike Series includes races in Iowa, Minnesota and Wisconsin.

Fatbiking in the Upper Midwest is some of the best winter riding around with tons of different types of experiences.  The Great Lakes Fatbike Series draws from these different experiences to give you, the fatbike racer, a menagerie of different race formats, lengths and route types.

But you don’t have to be a series racer to race the Whiteout.  Anyone can register.

Cuyuna Whiteout is Unique

Unique Winter Experience

The 45NRTH Whiteout is raced on the Cuyuna Lakes Mountain Bike Trails, located in the Cuyuna Country State Recreation Area near Crosby, MN, feature 25 miles of renowned singletrack red dirt mountain bike trails, ranging from easy to expert-level courses. Considered among the best trail systems in the world, the International Mountain Bicycling Association (IMBA), has named the Cuyuna Lakes Mountain Bike Trails a Ride Center, an elite status shared by only 26 other trail systems in the world.

The Whiteout is unique in Great Lakes Fat Bike Series because the race route is a single “great loop” that is majority singletrack.  The 45NRTH Whiteout has 3 different lengths, depending on your mood: 30k, 20k and 10k.

Support the Future for Cuyuna

Support the Future

100% of the proceeds from the 45NRTH Whiteout will benefit the expansion and maintenance efforts of the Cuyuna Lakes Mountain Bike Trails. New trails means more fun for everyone.

But it’s just not about the trails.  For the Cuyuna Lakes Mountain Bike Crew, the organization running the event, this event is about strengthening the local community and promoting active living and cycling.  Take a moment to peruse our Partners listing to see how many local businesses believe in cycling.

Don’t miss your chance to experience Minnesota fatbike racing at its best. Food, vendors and swag will all be available. Learn more about registering for the fatbike bike race of the season!


Explore Minnesota
People For Bikes

Cuyuna Lakes Mountain Bike Crew