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 …

4L80E Transmissions - Durable, reliable, and ready for action. Perfect for Silverado, Tahoe, Suburban, Sierra & Yukon. Upgrade your Chevy/GMC today!

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 …

Dec 3, 2025 · The 4L60E vs 4L80E debate comes down to capability and purpose. Learn the real differences, power ratings, and which one is for you.

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

Nov 29, 2025 · With their debut in the 1990s, GM's 4L60E and 4L80E transmissions reveal some of their differences –- and similarities –- right in their names. The "4" and "L" respectively refer …

General Motors 4L80E and 4L85E 4 speed automatic transmission specs, ratios, and information. The 4L80E and 4L85E transmissions, representing an evolution of the popular TH400, were …

The 4L60E and 4L80E are two of General Motors’ most discussed automatic transmissions, and the choice between them shapes how a truck, SUV, or LS swap behaves on the street and …

Nov 13, 2025 · The 4L80E transmission is one of the most durable and versatile automatic transmissions ever built by General Motors. Designed for heavy-duty applications, this …