An off-road mountain bike race that is a challenge for all level riders, the 2011 Mt. SAC Fat Tire Classic will be the 21st annual race held on campus. (2010 Race results )

Held on the property of Mt. San Antonio College in Walnut, the race course sets off over a rolling landscape with two steep climbs and 1/4 mile steep downhill per six-mile loop. Participants ride through two tunnels on mostly packed dirt twice per loop.

Handcrafted trophies created by Mt. SAC students are awarded three deep in all classes. Your entry fee is a tax-deductible contribution to Mt. SAC Skills USA.

There will be a $3 fee to park this year.

The Mt. SAC Fall Fat Tire Classic is round #4 of the SoCal Triple Crown Fall Series (Series info ).Other races in the series are the Glendora XC Grind, Hammer Time!, Incycle XC Challenge and the Southridge 20th Annual Challenge. Combined points from each racer's best three races will determine series winners at the end of the season .Register now!