The Big Bear Gran Fondo and Grizzly 100/75 are mountain bike rides offering four different routes to fit all levels of riders.
Grizzly 100 – #grizzly100 • Race or Ride the 100k • September 13 2025
The Grizzly National Ultra Endurance Racecourse offers epic technical riding on some of Southern California’s best single track right in the heart of the San Bernardino mountains. This race draws some of the top mountain bikers from around the world.
MTB Gran Fondo – #bigbeargranfondo • Gran Fondo Mountain Bike Ride • September 13 2025
The Big Bear Gran Fondo Mountain Bike ride offers four different routes to fit all levels of riders. With the 30k Skyview or the 50k Skyline course, you’ll enjoy the best riding that Big Bear has to offer. And if you’re looking for more challenge and adventure, check out the Grizzly 100 or 75k Over the Top NUE options!
Start Times
7 am: Grizzly 100
7:05 am 75k
7:45 am: 50k
8:15 am: 30k
GEAR UP!
Bear Valley Bikes
40298 Big Bear Blvd
Big Bear Lake, California 92315
Bear Valley Bikes is a full-service bike shop offering seasonal bike rentals, tune-ups, and repairs. Need to make a last-minute pit-stop before hitting the trails? Come on in to pick up gear or trail maps or ask for recommendations!
Goldsmith’s Sports
42071 Big Bear Blvd
Big Bear Lake, California 92315
Goldsmiths loves to share the love of the mountains and outdoors with their customers. Winter sports specialists, Americas Bear Boot fitters, Ski Mag product testers and world class tuners are here to help with all of your ski and snowboard needs. Goldsmiths preps you for adventure in any season. Summer fun includes Pedego Electric Bikes, Santa Cruz mountain bikes, outdoor style clothing by Kuhl, accessories, and fun gifts.
Store Hours:
7 AM -7 PM Sunday-Thursday
7 AM – 9 PM Friday-Saturday