The gearbox (also known as a transmission) is a giant and crucial component of any car or truck which has a combustion motor. The General Motors Hydra-Matic turned the primary mass-manufactured automatic transmission pursuing its introduction in 1939 (1940 product year). Obtainable as a choice in autos such as the https://angelomuxyy.blogdigy.com/top-guidelines-of-gearbox-auto-51123921