Presented by Clinton River Area Mountain Biking Association


Online Registration is closed

T-shirts must be ordered by 9-15-2023

Online Registration Deadline: Friday, Sep 15, 2023 at 11:59 PM ET

Select Your Category

Category Start Time Distance Fee
Open $0 10:00 AM 27, 45 miles $0
  • 27, 45, 62+ mile routes available

Event Items

Add donations and merchandise to your registration below. You can also donate or purchase items without registering.


MFO Long sleeve Shirt - $22

Massive FallOut 2022 Long sleeve shirt


Cramba-Imba donation

If you would like to make a donation to Cramba, we use the proceeds for trail maintenance, advocacy, support to community and more!


Location & Contact

Location address:
1480 W Romeo Rd, Leonard, MI  48367
Event Website
Contact Us