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Curbside Classics Archives
Mercedes-Benz 300SE Archive
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![Back in 1961, Mercedes-Benz belatedly introduced its first in-house automatic transmission, known by the prosaic designation K4A 025 and offered in the company’s new W112 Mercedes 300SE flagship sedan. […]](https://i0.wp.com/www.curbsideclassic.com/wp-content/uploads/2025/04/1962-Mercedes-Benz-300SE-sedan-Bordeaux-Lutziger-Classic-Cars-front-3q-left.webp?resize=115%2C115&ssl=1 "CC Tech: 1961 Mercedes-Benz K4A Automatic Transmission – “Mercedes Builds A Brain Box”")
CC Tech: 1961 Mercedes-Benz K4A Automatic Transmission – “Mercedes Builds A Brain Box”
Posted on May 2, 2025 | 16 CommentsBack in 1961, Mercedes-Benz belatedly introduced its first in-house automatic transmission, known by the prosaic designation K4A 025 and offered in the company’s new W112 Mercedes 300SE flagship sedan. […]
