SCCA® Solo classing — unofficial guide
What autocross class is a Porsche 911 (992.1 Carrera family)?
SSStreet
A stock 2020–2024 Porsche 911 (992.1 Carrera family) runs in SS (Street) under the 2026 SCCA Solo Rules.
Class by preparation level
| Stock (Street) | SS |
| Street Touring | — |
| Street Prepared | — |
| Street Modified | SSM |
| Prepared | — |
A “—” means the car isn’t listed at that level; a build lands in the least-prepared category its modifications allow.
From the 2026 rulebook (Appendix A)
Street: '911 (992.1 Carrera, T, 4, S, 4S, GTS, 4 GTS, excl. Turbo/Turbo S/GT3/GT3RS/Dakar/Sport Classic) (2020-24)' = SS.
Other SS 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.