SCCA® Solo classing — unofficial guide
What autocross class is a Mazda MX-5 Miata (ND)?
CSStreetASTStreet TouringCSPStreet PreparedDPPrepared
A stock 2016–2025 Mazda MX-5 Miata (ND) runs in CS (Street) under the 2026 SCCA Solo Rules. Built to Street Touring allowances (within AST tire and wheel limits), it runs AST.
Class by preparation level
| Stock (Street) | CS |
| Street Touring | AST |
| Street Prepared | CSP |
| Street Modified | SSM |
| Prepared | DP |
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 StreetXPX Prepared (open)
From the 2026 rulebook (Appendix A)
Street: 'MX-5 Miata (ND1/ND2 chassis; including RF) (2016-25)' = CS. ST: 'MX-5 Miata (2016-26)' = AST. SP: 'MX-5 Miata (ND chassis, all) (2016-25)' = CSP. P: 'MX-5 Miata (2016-20)' = DP.
Other CS 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.