What is the 6 speed automatic transmission for GM?

The 6L80 (and similar 6L90) is a six-speed automatic transmission built by General Motors at its Willow Run Transmission plant in Ypsilanti, MI. It was introduced in late 2005, and is very similar in design to the smaller 6L45/6L50, produced at GM Powertrain in Strasbourg, France.

What is the GM 6 speed transmission?

The Hydra-Matic 6L80 (production code MYC) is a six-speed automatic transmission produced by General Motors for use in rear- and rear-biased all-wheel-drive vehicles with a longitudinal powertrain orientation.

Does Chevy make a 6 speed automatic transmission?

Developed with upgraded internal components, Chevrolet Performance’s SuperMatic 6L80-E 6-speed automatic transmission offers an exceptional torque rating of 650 lb. -ft. – a 45 percent increase over regular production versions of the 6-speed automatic.

Is the 6L80E a good transmission?

The 6L80 is doubtless a very successful OEM transmission, and a terrific conversion transmission in the right Jeeps and situations. However, it is a long transmission and is not compatible with short-wheelbase Jeeps such as the CJ5.

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What vehicles have 6L80 transmission?

The 6L80E transmission is widely used in such popular GM applications as the Silverado and Sierra trucks, Tahoe, Suburban, Denali, Hummer H2, Cadillac Escalade, STS and CTS, Camaro, and G8 .

What is the strongest GM transmission?

The 6L90 is the strongest of GM’s family of Hydra-Matic six-speed automatic transmissions.

How much HP does a 6.0 Vortec have?

GM 6.0L Vortec V-8 Engine Specs

Engine: General Motors 6.0L Vortec V-8 (Vortec 6000)
Emissions Equipment: Catalytic converter, positive crankcase ventilation (PCV)
Max Engine Speed: 6,000 RPM
Peak Horsepower: 360 HP @ 5,400 RPM
Peak Torque: 380 HP @ 4,200 RPM

When did GM stop using the 4L60E?

The TH700R4 was renamed “4L60” (RPO MD8) following the new General Motors naming convention when the electronic version, 4L60E (RPO M30), was phased in as the 4L60 was being phased out. This happened in 1993 for trucks, vans, and SUVs, and 1994 for rear wheel drive passenger cars.

When did the Silverado get a 6 speed?

2003 Chevy Silverado Gets It Done With a Six-Speed Stick Transmission.

What year did GM start using the 4L60E transmission?

The GM 4L60E / 4L65E / 4L70E Transmissions

Introduced in 1993 for trucks, vans, and SUVs, then in 1994 for rear-wheel-drive passenger cars, the 4L60E from General Motors is an evolution of the Turbo-Hydramatic 700R4 and replaced the tried and true TH350.

What is the difference between a 6L80E and a 6l90e?

What is the difference between 6L80 and 6L90 transmission? The main difference between the 6L80 transmission and 6L90 transmission is the strength of the internal components. The 6L90 transmission case is 1-3/8” longer, which provides extra room to house two additional pinion gears (6 total).

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Do I have a 6L80 or 6L90?

there is a 4 digit designation on it… the first digit is a number and designates the Model yr… the 2nd digit is either a “B” or a “C” or a “D”….. the B is for 6L50, the C is for a 6L80, and the D is for a 6L90….. so for example…. a 1DKA is a 2011 model yr 6L90 transmission…. the last two letters is the …

How much torque can a 6L80E handle?

Registered. The 6L80E is rated at 800 N-m of Tq Max on the input, or 590 ft lbs, up to 6,500 rpm in stock form according to GM tech guide for the crate transmission. GM does rate them at 430 lb-ft max input torque and 664 lb-ft max output torque in the trucks, but can handle more.

How do I know what Chevy transmission I have?

Chevrolet transmissions can be manual or automatic. Automatic transmission on a Chevy can be identified in one of two ways: You can look at the size of the pan on the transmission or you can search for the identification number that has been stamped somewhere on the casing.

How can I tell if I have a 4L60 or 6L80?

One gentleman told me that the 4L60 has a circumference of 55” and is 18” tall and that the 6L80 is 50” around and 18” tall. The main difference being the output shaft is located higher on the 6L80.

How good is the 4L60E transmission?

In short, the 4L60E is an excellent transmission that continues to be improved. It’s one of the most popular automatic transmissions in America, and there are still millions of them in use. Gearstar builds high performance transmissions that are handbuilt in our shop.

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