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
How Much Does It Cost to Replace a Transmission? What a Built Car Actually Pays
Gearstar Performance 9 minute read
A transmission replacement runs from about $2,500 to more than $12,000. Where you land inside that spread has almost nothing to do with luck and...
Car Transmission Repair Cost: What a Built Car Actually Pays
Gearstar Performance 10 minute read
Ask three shops what a transmission repair costs and you get three numbers, and none of them apply to your car. Those quotes are priced off a stock...
Rebuilt, Remanufactured, or Built: Three Words the Industry Uses Loosely
Gearstar Performance 7 minute read
Ask three shops for a transmission quote and you might get three very different numbers, all for something called a "rebuilt" transmission. One is a...
4L60E vs. 4L80E: Which GM Transmission Is Right for Your Build?
Gearstar Performance 7 minute read
The 4L60E vs 4L80E question usually shows up as a horsepower question. How much can a 4L60E take, and at what point do you need the bigger transmission?...
Which is better, 200R4 or 700R4?
Gearstar Performance 8 minute read
The 200R4 vs 700R4 debate has been going on for decades, and for good reason. Both transmissions became popular during the rise of overdrive performance...
6L80 Transmission 4x4 vs 6L80 Transmission 2WD: What’s The Difference
Gearstar Performance 7 minute read
If you've spent any time planning a late-model GM swap or sourcing a replacement unit for a truck build, you've probably run into the 6L80 pretty...
Automatic Transmission vs Manual: What You Need to Know for Performance Builds
Gearstar Performance 5 minute read
When building a performance car, restoring a classic, or assembling a street/strip machine, one of the first decisions you must make is whether to choose...