4L60E
What Kind of Transmission Fluid Does a 4L60E Take?
The 4L60E has earned its place as one of General Motors' most successful automatic transmissions. You'll find it behind everything from daily-driven...
700R4 vs 4L60E: What To Know Before Upgrading
When it comes to GM overdrive automatics, few transmissions get talked about more than the 700R4 and the 4L60E. Both have proven themselves in everything...
Is the Chevy 4L60E Transmission Good for Performance Builds?
Let’s discuss the Chevy 4L60E transmission for high-performance applications and explore its factory limits and reputation. We cover essential upgrades...
4L70E vs 4L60E: Specs, Internals, and Which One Your Build Actually Needs
The 4L60E and the 4L70E share gear ratios, a valve body layout that looks familiar, the same case family, and the same overdrive operation. Externally...
4L60E Are They All The Same?
There have been several different versions of the 4L60E over the years. They started in the mid 1990’s and continued through the early 2010’s....
Step by Step: 4L60E Overdrive Trans Swap
01| The Level 4 Gearstar 4L60E four-speed isn’t much larger than the three-speed TH350 that was original equipment in the ’69 El Camino of Roadkill’s...
Weekend Wrenchin’ Gearstar 4L60E Install
One of the unsung heroes of any build is the transmission. This is mainly because most hot rodders don’t understand the black magic going on inside of...