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 …

Find a large selection of reliable Chevy 4L80E transmissions for your 2WD or 4WD vehicle at Summit Racing.

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

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 range (less than …

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-road builds.

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

May 19, 2026 · This guide breaks down the most common 4L80E transmission problems, their real causes, and what actually fixes them. Stick around — the last section could save you a full rebuild.

EXtreme Automatics 4L80E transmissions come with a 1 year warranty, a $450 Lifetime Freshup Fee and are delivered within 6-8 weeks.

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

The TSI 1,000HP Stage 3, 4L80E High-Performance Transmission is built for serious power and performance. Whether you’re pushing boost, nitrous, or just big cubic inches, this transmission is …