Great transmissions? Though often overlooked, GM 4L80E automatic trans have had a reputation of being some of the best options on the market. The high-performance automatic transmission is known for its power and reliability.
How strong is a 4L80E transmission?
Also, the 4L80E performance transmission was designed for cars up to 16,500 lbs GVWR with towing capacity up to 22,000 LBS, and whose engine is up to 440 ft. lbs. (597 N·m) of torque.
How long will a 4L80E last?
It’ll be the 4L80E. Mine has over 300,000 Kilometers on it and is still going strong. The 4L80E is commonly known as a fairly bulletproof tranny, so as long as it’s not abused they’ll commonly outlive most vehicles they’re in.
Which is better 4L60E or 4L80E?
And if you’re looking for a resilient transmission that can support heavy trucks and high-speed vehicles, then the 4L80E is the better choice. Opting for the 4L60E for an engine with high horsepower could result in its breakage.
Is the 4L80E good?
The GM 4L80E Automatic for Max Power and Good Cruisin’
Overdrive transmissions are great inventions. They allow a car to run deep rear gears for tire-smoking or wheel-hangin’ launches yet still maintain some semblance of highway cruising ability. The problem is durability.
How much horsepower can a 4L80E transmission handle?
The GM 4L80E Performance Transmission Level 4 is powered with whopping 800 Horse Power. This automatic transmission gear can also generate up to 700 ft. lbs. of torque at a stall level of 2800 to 3400 rpm.
How much HP can a TH400 handle?
About 400-450 HP/TQ is the limit on the stock TH400. With ONE almost free modification and some minor valve body calibration changes, 800 HP on an otherwise stock TH400 is not a problem if it’s assembled well (good endplay, etc), and the 34 element sprag is a wise addition above 450 HP or any drag usage.
How much does it cost to rebuild a 4L80E?
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 does a 4 L 80 E transmission weigh?
What Does 4L80E Mean?
|GM Transmission Weights|
Can I put a 4L60E in place of a 4L80E?
Swapping from the 4L60E to the 4L80E is not difficult to do in vehicles that were equipped with both transmissions. Here are the main parts that you are going to need in order to make your own 4L60E to 4L80E swap kit. It’s not the easiest swap to do, and a 4L60E can handle a lot of power on its own.
Will a 4L80E bolt up to a 350?
The 4l80e will bolt up to your existing flywheel using 3 bolts instead of 6. The jury is still out on this one as the 4l80 came with 6 but 350 and 400 only ever used 3. I ran 3 in my turbo truck setup without issues. FYI, there were TH400 converters that DID come with 6 bolts.
What year 4L80E will interchange?
The 4L80E transmission was introduced in 1991 and remained in production until 2013. The 22 years of usage is a testament to its robustness and strength. 1991–2013 Chevrolet C/K/Chevrolet Silverado/GMC Sierra V8.