Gearstar Performance

Custom Transmission Build Team




Gearstar Performance Transmissions has been hand-building high-performance automatics in Akron, Ohio since 1996. Every unit is assembled start to finish by one builder, matched to the customer's engine, gearing and intended use, then dyno-tested before it ships. The build team writes here about transmission specs, install procedures, torque converter matching and what actually holds up behind real power.

New Vehicle Models Kicking 2020 Into High Gear

New Vehicle Models Kicking 2020 Into High Gear

Gearstar Performance 8 minute read

It's 2020! And if you're looking for the fastest cars from your favorite manufacturer, we've narrowed down to those that are worth the time, attention,...

Overview of the NAG1 Transmission

Overview of the NAG1 Transmission

Gearstar Performance 6 minute read

Over the course of the years, several transmissions have been launched and one that is worth mentioning is the NAG1 transmission. The NAG1 was quite...

'Tis the Season for Performance Transmission Upgrades

'Tis the Season for Performance Transmission Upgrades

Gearstar Performance 6 minute read

It's that time of the year when you get on the road with your friends and family. But don't let a laggy ride drag you back, try some performance...

Using This Vehicle Winter-Ready List, and Checking It Twice

Using This Vehicle Winter-Ready List, and Checking It Twice

Gearstar Performance 7 minute read

Winter's here, and that means your ride needs to revamped to handle the ice, snow, and sleet on roads. A vehicle winter-ready list, for instance, will ensure...

Overview of the 2004R Transmission

Overview of the 2004R Transmission

Gearstar Performance 6 minute read

It is quite common to find 2004R transmissions in salvage yards and its replacement parts in several auto part stores. The popularity of this...

How High-Performance Transmissions Went From Zero to Hero

How High-Performance Transmissions Went From Zero to Hero

Gearstar Performance 4 minute read

As technology advances, most products we are using on a regular basis are becoming more efficient. This enables them to offer us a higher level of...