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 pickups, vans, and …

Comprehensive guide to the GM 4L80E automatic transmission — history, specifications, development, technology, and Jeep conversion adaptability.

Jan 6, 2026 · The 4L80E transmission is one of the most durable and versatile automatic transmissions ever built by General Motors. Designed for heavy-duty applications, this …

The GM 4L80E is a heavy-duty, four-speed overdrive transmission built to handle high horsepower and torque. It's a top choice for demanding applications like towing, racing, and off …

Aug 21, 2025 · One such transmission is the 4L80E automatic from General Motors. This particular automatic transmission has found its way into numerous heavy-duty vehicles, but …

Nov 18, 2025 · The 4L80E transmission was first introduced in 1991 and served as a replacement for the TH400 transmission. A few of the new features added with the 4L80E in comparison to …

The Stage 3 4L80E build adds the billet input shaft and rollerized billet forward hub for applications above 750 HP. This build will handle well over 1000 HP assuming moderate RPM …

Explore the detailed diagram of 4L80E transmission parts, highlighting each component and their function for easier identification and understanding of this complex system.

Manufactured by General Motors in 1991, the 4L80e was used to replace the strong TH400, which was first built in 1964, though with additional upgrades. The 4L80e featured a die-cast …

Upgrade your heavy-duty GM vehicle with our performance remanufactured 4L80E transmission, expertly rebuilt to deliver exceptional durability, torque-handling, and smooth shifting.