GM Transmissions

4L60E Are They All The Same?

4L60E Are They All The Same?

Gearstar Performance Transmissions 3 minute read

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....

Why the TH350 Transmission Is Still a Favorite Among Classic Chevy Owners

7 minute read

When you talk about classic Chevy cars, the TH350 transmission always finds its way into the conversation. It’s not just a part. It’s a legend in its own...

GM 4L70E Transmissions

Press 6 minute read

Like most AODs at the time, GM 4L70E transmissions were designed with lightened materials to support better fuel efficiency, 4 speeds, and...

6L80E and 6L90E Transmission Specs and Identification

6L80E and 6L90E Transmission Specs and Identification

Press 6 minute read

The 6L80E and the 6L90E are close enough that people mix them up constantly, and different enough that putting the wrong one in a heavy truck is an...

The 200-4R Transfer of Power

The 200-4R Transfer of Power

Press 10 minute read

  It would make no sense to hook the RamJet 350 to a Powerglide when we have a selection of better GM transmissions. As fuel costs rise (especially in...

Why the GM 4L75E Transmission is a Top Choice for Performance Enthusiasts

GEARSTAR PERFORMANCE 6 minute read

The GM 4L75E transmission is a high-performance automatic transmission ideal even today for car enthusiasts seeking durability and power. Enhanced to...

GM Turbo 350 Transmission: Characteristics, Features, & Applications

GearStarAdmin 6 minute read

The GM Turbo 350 transmission, also known as the Chevrolet-Buick Combined Transmission or CBC 350, has left an indelible mark on the automotive industry....

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