The manual-transmission Chevy SS is rare because the overall car had very limited production Manual cars were a minority \t•\tOf the ~12,900 SS sedans built, only about 2,600 were equipped with the manual gearbox — roughly 20% of production. That makes stick-shift examples significantly rarer than automatics. and only a small portion of those were manuals — not because the manual itself was especially exotic to build. Here’s a clear breakdown of why finding a Chevy SS with a stick shift is uncom