Tires
2023 Tire Rules for XR Super Series
Updated 3/20/23
Tire Rules may be adjusted at any time for any reason and will be properly communicated though text, email, and social media.
- Hoosier NLMT2, NLMT3, NLMT4
- American Racer 48 or Harder
- All 4 Corners
- No Limit
- Can Mix and Match
Additional Info:
- Grooving, Siping, Drilling of tires are allowed (Rule 13.10).
- Only approved tires will be permitted for use in competition (Rule 13.11).
- Chemical alterations, vulcanizing, tire softening, defacing, and/or altering the face of the tire lettering and/or tire stamping will not be permitted (Rule 13.12).
- Tires may be inspected at any time (Rule 13.13)
- Rules LINK
Tire Testing Data
