Buying & Comparison Guides
- 4L60E
- 700R4
- Rebuilds & Upgrades
- Builds, Features & Press
- Transmission Tech Explained
- Buying & Comparison Guides
- Install & Swap Guides
- Maintenance & Fluids
- GM Transmissions
- Torque Converters
- Gearstar News & Events
- Troubleshooting & Symptoms
- Ford Transmissions
- Mopar Transmissions
- 4L80E / 4L85E
- 4R70W / 4R75W
- Ford AOD / AODE
- 4L65E / 4L70E / 4L75E
- TH350
- 200-4R
- 6L80E / 6L90E
- Mopar 727 / NAG1 / 545RFE
- TH400
- Ford E4OD / 4R100
- Ford C4 / C6
Horsepower and Torque: The Difference
Gearstar Performance 6 minute read
A vehicle's two top performance metrics bandied about by car enthusiasts are horsepower and torque. You will find them peppered all over every...
3 Types of Ford AOD Transmission Identification
Gearstar Performance 6 minute read
The oil crisis of 1973 was a jarring reality for many American motorists as fuel became more expensive than it used to be. The only way out of this...
GM Turbo 350 Transmission Options
Gearstar Performance 5 minute read
The GM Turbo 350 transmission is a 3-speed, automatic shift transmission and one of the greatest automatic transmissions ever built. It was introduced in...
An Overview of The GM Turbo 350 Performance Transmission
Gearstar Performance 5 minute read
Many experts consider the Turbo 350 Transmission perfect for light trucks, rally races, and entry-level sports vehicles. What makes this transmission...
GM Transmission Recommendations for High Performance
Gearstar Performance 5 minute read
Here is our guide to the GM transmission recommendations for high performance to ensure you get the best automatic transmission for drag racing. You will...
4L60E vs 4L80E Performance Transmission Differences
Gearstar Performance 6 minute read
A comparison of the 4L60E vs 4L80E performance transmission shows that there are clear differences between both units. Although they may have...