When did GM start using the 4L80E?
1991
The 4L80E was introduced in 1991 in the GM C/K Trucks line-up, and remained in production through the 2009+ model year. This article also covers a variant of the 4L80E – the 4L85E, which is built to handle even heavier-duty use, and all references to the 4L80E apply to it unless otherwise mentioned.
How much does it cost to have a 4L80E transmission rebuild?
A local transmission shop will rebuild a 4L60E for around $900 to $1,200 and a 4L80E for $1,300 to $1,800, with used units going for about $400 and $600 to $1,000, respectively.
How much torque can a 4l80 handle?
When the 4L80E was introduced, torque capacity was vehicles up to 8,000 pounds and engines producing up to 440 lb-ft of torque. The uprated 4L85E, introduced in 2002, is rated for vehicles up to 16,500 pounds and engines producing up to 460 lb-ft of torque.
What kind of transmission does the GM 4L80E have?
One tried and true transmission, the TH400, received a slight makeover into the 4L80E. We wanted to took a closer look at it. The 4L80E is the successor to the Turbo Hydramatic 400 transmission. The TH400 was originally introduced to the General Motors platform in the 1960s. The 4L80E came thirty years later in the 1990s.
Is it possible to rebuild a 4L80E core?
Use your best judgement in these cases. Another option is to search for a core at the local yard, or even better your local dismantler and spend hours finding one and pulling it out. This would be a cost effective way of sourcing one, but it would most likely need to be rebuilt.
When did the General Motors 4L80E TH400 come out?
We wanted to took a closer look at it. The 4L80E is the successor to the Turbo Hydramatic 400 transmission. The TH400 was originally introduced to the General Motors platform in the 1960s. The 4L80E came thirty years later in the 1990s.
What’s the max load capacity of a 4L80E?
The 4L80E has a max torque rating of 440 lb.-ft. of torque, giving it a max load capacity of 18,000 pounds. The gearing to move such a heavy load is a 2.48 first gear, 1.48 second, 1.00 third, and 0.75 overdrive. These transmissions can be found behind 4.3 to 8.1-liter gas engines and 6.5 to 6.6-liter diesel engines.