The 4T80-E is a four-speed automatic transmission gearbox that was developed and produced by General Motors. It is designed to be used in large, front-wheel drive automobiles such as the Cadillac Seville and Deville, Oldsmobile Aurora, and Buick Riviera.
This transmission was first introduced in 1993 and features electronic controls, a torque converter clutch, shift-by-wire capabilities, and an electronically controlled shift system. It weighs approximately 200 lbs and is capable of handling up to 440 lb-ft of torque.
One of the main design features of the 4T80-E is its ability to provide improved shift smoothness and fuel efficiency. It also features a relatively compact design that enables it to fit well within the engine bay of a front-wheel drive vehicle.
Like other transmission systems, the 4T80-E is equipped with various sensors and control modules that help to regulate its performance. These components include a throttle position sensor, vehicle speed sensor, transmission fluid temperature sensor, and pressure control solenoids.
Overall, the 4T80-E is a reliable and efficient transmission system that provides smooth and reliable shifting for large front-wheel drive vehicles. Its electronic controls and well-engineered design make it a desirable option for manufacturers and buyers looking for a high-performance transmission system.
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