WhatClassAmIAutocross Classing Guide

SCCA® Solo classing — unofficial guide

What autocross class is a Mercedes-Benz CLA45 AMG?

BSStreetSSTStreet Touring

A stock 2014–2021 Mercedes-Benz CLA45 AMG runs in BS (Street) under the 2026 SCCA Solo Rules. Built to Street Touring allowances (within SST tire and wheel limits), it runs SST.

From the 2026 rulebook (Appendix A)

Street: 'CLA45 AMG (2014-21)' = BS. ST: 'CLA 45 AMG' = SST.

Check this car with your mods →Browse all 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.