Built to Hold
Build guides, transmission tech, and install notes from the Gearstar shop floor. Every unit we ship is assembled by one builder, matched to your combo, and dyno-tested before it goes out the door. This is where we show the work: what holds, what grenades, and how to spec it right the first time.
What is the Difference Between a 4L70-E and a 4L75E? Key Variations Explained
The 4L70-E and 4L75-E transmissions are both upgrades of the 4L60 series, but they differ in strength and design features. The 4L70-E includes an added...
Prolonging the life of your automatic transmission
Your car's transmission is one of its most vital parts. Without it, your vehicle wouldn't move. Keeping it in good shape can save you from costly repairs...
Protect Your Transmission in The Summer
As you prepare for summer adventures, don’t overlook the importance of regular transmission maintenance. The summer heat can take a toll on your...
Bad Torque Converter Symptoms, Diagnosis, and Fixes
The torque converter, often hidden within the depths of your automatic transmission, plays a crucial role in transferring power from the engine to the...
Automatic Transmission vs. Manual Transmission: The Ultimate Showdown
Ever feel like you're stuck in the never-ending debate of Manual Transmission versus Automatic Transmission? It's like trying to figure out which came...
Shift into Overdrive: The Technology Behind High-Performance Transmission Systems
In the realm of automotive engineering, high-performance transmission systems stand as a testament to the relentless pursuit of speed, efficiency, and...