WhatClassAmIAutocross Classing Guide

SCCA® Solo classing — unofficial guide

What autocross class is a BMW 1 Series M Coupe?

BSStreet

A stock 2011–2012 BMW 1 Series M Coupe runs in BS (Street) under the 2026 SCCA Solo Rules.

Class by preparation level

Stock (Street)BS
Street Touring
Street Prepared
Street ModifiedSM
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

XA/XBXtreme Street

From the 2026 rulebook (Appendix A)

Street: '1 Series M Coupe (2011-12)' = BS.

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.