SCCA® Solo classing — unofficial guide
What autocross class is a MINI Cooper S (R53)?
GSStreetDSTStreet Touring
A stock 2002–2006 MINI Cooper S (R53) runs in GS (Street) under the 2026 SCCA Solo Rules. Built to Street Touring allowances (within DST tire and wheel limits), it runs DST.
From the 2026 rulebook (Appendix A)
Street: 'Cooper Hardtop & Convertible (S, JCW) (2002-13)' = GS. ST: 'Cooper S & JCW (incl. dealer-installed 2005-06) (2001-06)' = DST; 2007-24 Cooper S = BST.
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.