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.Click to see full answer. Thereof, how strong is a 4l80e transmission?When the 4L80E was introduced, torque capacity was vehicles up to 8,000 pounds and engines producing up to 440 lb-ft of torque.Secondly, which is better 4l60e or 4l80e? The biggest difference is probably the size & the weight between the 4L60E and the 4L80e transmission. The 4L80e is much larger and heavier than the 4L60E. The 4L60E has a weight of 150 lbs without fluid and the length of 23.5″, while the 4L80e have the weight of 236 lbs and the length of 26.4″. Moreover, what vehicle comes with a 4l80e transmission? Some cars that used the 4L80E transmission include Chevrolet/GMC pickups, commercial vehicles, and vans. It was also adopted in Rolls Royce and Bentley vehicles. Specifically, you could find this transmission in GM trucks such as Silverado, Sierra, Suburban, the Hummer H1.How do I identify a 4l80e transmission?4L80e transmissions are pretty easy to identify. They have 2 speed sensors on the driver side of the transmission. The early units have no top bolt hole in the bellhousing so you loose 2 bolt locations. The early units also have the cooler lines together near the front of the bellhousing area.