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Jun 23, 2021 · As the first automatic that was widely available to the public, Hydra-Matic caught the Kleenex effect and for a time, became a popular generic name for any automatic gearbox. And indeed, GM made the Hydra-Matic transmission available to a number of automakers, including Hudson, Nash, Lincoln, Kaiser-Frazer, Willys, and even Rolls-Royce.
Hydramatic (also known as Hydra-Matic) is an automatic transmission developed by both General Motors ' Cadillac and Oldsmobile divisions. Introduced in 1939 for the 1940 model year vehicles, the Hydramatic was the first mass-produced fully-automatic transmission developed for passenger automobile use.
GM Roto Hydramatic transmission. Roto Hydramatic (sometimes spelled Roto Hydra-Matic or Roto-Hydramatic) was an automatic transmission built by General Motors and used in some Oldsmobile, Pontiac and Holden models between 1961 and 1965. It was based on the earlier, four-speed Hydramatic, but was more compact, providing only three forward speeds ...
Jan 18, 2022 · The Hydra-Matic of 1940, the American auto industry’s first fully automatic transmission, is a good example. (See our feature on Hydra-Matic here. ) For the GM transmission engineering staff led by Earl A. Thompson, Hydra-Matic was really two important technical advances in one: a hydraulically governed four-speed automatic gearbox, coupled to a two-element fluid (aka hydrodynamic) coupling.
Aug 31, 2017 · When the '56 Olds came out with the infamous Jetaway, everybody from HRM down pronounced it as a definite downgrade when it came to performance, and after a couple of years it became well known as almost impossible to repair/rebuild. Poncho says last year'64, and I suspect that's correct.
May 16, 2014 · Automatic transmissions have become more than just ubiquitous in recent decades – they’ve become all but the only transmission available in newer cars. But it took decades of development and a number of missteps and half-steps before the first mass-produced fully automatic transmission appeared – Oldsmobile’s Hydra-Matic, which…
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May 29, 2010 · GM’s original Hydra-Matic transmission was one of the most important innovations in the history of the automobile. It wasn’t the first automatic transmission, but it was the first one that really worked and its resounding commercial success paved the way for every subsequent auto-shifter. This week, we take a look at the origins of the ...
