Monster Transmission Blog: Transmission Tech, Upgrades & How-To Content

6L80 Transmission Rear Leak? It’s Usually Not the Transmission If you’ve recently installed a new or remanufactured 6L80 transmission and are seeing fluid dripping from the rear, don’t panic — the transmission itself is most likely not the issue. ❌ Common Misconception: Leaking Transmission We frequently get calls from customers...

Dive into the world of Turbo 400 transmissions with Kurt from Monster Transmission as he expertly guides you through measuring output shafts. This informative video breaks down the three factory shaft lengths from the '60s to the '90s, demonstrating proper measurement techniques and highlighting key differences. Whether you're a seasoned...

TH400 Transmission: From Muscle Car Legacy to Modern Performance Powerhouse When it comes to transmissions that can handle serious power, the TH400 transmission has long been the go-to choice for high-performance applications. Originally developed by General Motors in the 1960s, the TH400 became a staple in muscle cars, drag racing, and...

Comparing 4L80E, E4OD, and 4R100 Transmissions for Towing Applications When it comes to towing, transmission choice is critical. Towing puts intense stress on drivetrain components, especially automatics, which must manage heavy torque loads, frequent gear changes, and sustained heat. For builders and truck owners focused on durability and performance under...