TO: 2026 GNCC Participants

FROM:  GNCC Racing

DATE: April 22, 2026

SUBJECT: COMPETITION BULLETIN 2026-13:

Revision to 2026 eMTB Competition Rules

A revision has been made to the 2026 Progressive eMTB National Championship Competition Rules under B. Bicycle Eligibility. For your convenience changes have been highlighted in red.

B. BICYCLE ELIGIBILITY:

1. Class 1: Pedal Assist Bicycles that provide motor assistance only when the racer is pedaling and only up to a speed of 20 mph. Approved Drive Units only. Bicycles must remain locked, i.e., no modification of wheel sensors from factory circumference or any other modification to manipulate the factory set speed of the bike.
2. Production Rule: OEM drive unit and matching frame combination model required (matching year NOT required). Electric conversion kits and after-market frames are prohibited.  Once qualified for the race, the frame may not be replaced.
3. Drive Units: Current list of approved drive units: Aventon, Bosch, Brose, Dyname, Panasonic, Shimano, Specialized, SRAM and Yamaha.
4. Class 1 bicycles that meet the above criteria but feature additional modes or settings to exceed these criteria must remain in a setting equivalent to pedal assistance up to 20mph. Any Class 3 or “Boost” mode button or similar shall be removed or disabled or will result in penalty. Bicycles may be checked visually or tested by Race Officials at any time prior to, during, or after the event.
5. Sportsman Class: Restricted to Class 1 bicycles that are not listed as an approved drive unit. Motor assistance shall only be engaged when the racer is pedaling and only up to a speed of 20mph. Any Class 3 or “Boost” mode button or similar shall be removed or disabled or will result in penalty. Class is not eligible for national points or series awards.

Click HERE to see the full 2026 eMTB Competition Rules.

For questions, please contact [email protected].