GM 4L80-E transmission - Wikipedia
The 4L80-E (and similar 4L85-E) is a series of automatic transmissions from General Motors. Designed for longitudinal engine configurations, the series included 4 forward gears. It was the 4-speed electronically commanded evolution of the 3-speed Turbo-Hydramatic 400, first produced in October 1963. 4L80-Es were optioned only in Chevrolet/GMC ...
Overview of the 4L80E Transmission - Gearstar
THE 4L80E TRANSMISSION. The term 4L80E denotes 4-Speed (4), Longitudinally mounted (L), 8000 lbs. vehicle weights for (80), and electronically controlled transmission (E). The ‘E’ means it requires an Electronic Control Unit (ECU) for control and firmness to enable its functionality.
The Novak Guide to the GM 4L80E Automatic Transmission
The 4L80E transmission is the advanced progeny of the legendary TurboHydramatic TH400 automatic transmission, and is based heavily on the 400 in both parts and strength, yet featuring an added overdrive gear, a lock-up torque converter and advanced electronic controls.
4L80e Transmission—All You Need to Know - Rx Mechanic
GM’s 4L80e transmission uses one pressure which comes in handy in testing and diagnosis, plus cooling transmission ports for external transmission coolers. The transmission also features a 32-spline output shaft in both its two-wheel and four-wheel drive applications.
GM 4L80E, 4L85E Transmission Specs & Ratios
General Motors 4L80E and 4L85E 4 speed automatic transmission specs, ratios, and information. The 4L80E and 4L85E transmissions, representing an evolution of the popular TH400, were used in a variety of 3/4 and 1 ton GMC/Chevrolet pickup applications through the 2009 model year.
Understanding GM 4L80E Transmissions: Earlier Models ...
4L80E by General Motors is one of the most popular four-speed automatic transmissions out there. First introduced in 1991, these transmissions went through multiple upgrades that go all the way up to the 2000s.
GM 4L80E Transmission: A Performance Guide - MotorTrend
2013年8月8日 · The 4L80E transmission was mostly used in 34- and 1-ton trucks and larger SUV applications beginning in 1991. The "E" means that it must use an electronic ECU for control, as it will not...
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