Turbo-Hydramatic 125

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Turbo-Hydramatic 125
A Hydra-Matic 3T40 transmission, produced between 1979 and 2001, at the Ypsilanti Automotive Heritage Museum
Overview
Manufacturer	General Motors
Production	1979–2001
Body and chassis
Class	3-speed transverse automatic transmission
Related	Turbo-Hydramatic
Chronology
Successor	4T40-E/4T45-E 4T60-E/4T65-E 4T80-E

The Turbo-Hydramatic 125 was the first in a line of automatic transmissions from General Motors designed for transverse engine application. Introduced in 1980, the line evolved into today's 4T40/45/65/80 line.