SCCA® Solo classing — unofficial guide
What autocross class is a MINI Cooper Hardtop S (F65/F66)?
GSStreet
A stock 2025–2025 MINI Cooper Hardtop S (F65/F66) runs in GS (Street) under the 2026 SCCA Solo Rules.
Class by preparation level
| Stock (Street) | GS |
| Street Touring | — |
| Street Prepared | — |
| Street Modified | SMF |
| Prepared | — |
A “—” means the car isn’t listed at that level; a build lands in the least-prepared category its modifications allow.
Also eligible for
XA/XBXtreme Street
From the 2026 rulebook (Appendix A)
Street: 'Cooper Hardtop S (2-door and 4-door F65/F66 chassis) (2025)' = GS. HS also lists 'Cooper Hardtop (incl. S, F65/F66) (2025-26)' — overlapping listings; verify current FasTrack. ST: BST Cooper S listing ends 2024.
Other GS cars
Unofficial guidance verified against the 2026 SCCA® Solo® Rules — always confirm against the current rulebook before competing. Classing data cites the exact Appendix A wording it relies on. Spot an error? Report it on GitHub.