SCCA® Solo classing — unofficial guide
What autocross class is a Chevrolet Corvette C6 Z06 & Grand Sport?
ASStreetSSTStreet Touring
A stock 2005–2013 Chevrolet Corvette C6 Z06 & Grand Sport runs in AS (Street) under the 2026 SCCA Solo Rules. Built to Street Touring allowances (within SST tire and wheel limits), it runs SST.
Class by preparation level
| Stock (Street) | AS |
| Street Touring | SST |
| 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.
Also eligible for
CAM-SClassic American Muscle
From the 2026 rulebook (Appendix A)
Street: 'Corvette (C6 Z06 & Grand Sport) (2005-13)' = AS. ST: 'Corvette (C6, C6Zo6 non-ZR1) (2005-13)' = SST.
Other AS 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.