North Country Subaru ~ Black Fly Challenge 2026 registration opens on BikeReg at 12:01am on Monday February 2nd!
Make sure to read about what’s NEW THIS YEAR…
Category Changes – Cyclocross (CX) is now Gravel Bike. MTB is now MTB/Open. If you’re riding a cyclocross or gravel bike register in the gravel bike categories. All other bikes (except for Tandem and E-MTB) register in MTB/Open. This includes mountain bikes and hybrids.
New Tire Width – Gravel bike category max tire width is now 50mm. The MTB/Open minimum tire width of 1.95″ will no longer be enforced.
Junior Classes Expanded – Junior age classes are now 9-12, 13-15 & 16-18.
