WhatClassAmIAutocross Classing Guide

SCCA® Solo classing — unofficial guide

What autocross class is a Infiniti G35 Sedan?

DSStreetDSTStreet Touring

A stock 2003–2009 Infiniti G35 Sedan runs in DS (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: 'G35 Sedan (2003-09)' = DS. ST: 'G35 Sedan' = DST.

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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.