Gearstar Performance

Custom Transmission Build Team

  • torque converter matching
  • dyno testing
  • transmission installs
  • GM performance automatics
  • Ford performance automatics
  • Mopar performance automatics




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.

What Makes For a Good Hot Rod Overdrive And How To Install One - Rod Authority

What Makes For a Good Hot Rod Overdrive And How To Install One - Rod Authority

Gearstar Performance 2 minute read

Source: What Makes For a Good Hot Rod Overdrive And How To Install One - Rod Authority Rod Authority spoke with Patrick, a Master Builder for Gearstar,...

American Muscle Car

Gearstar Performance 2 minute read

Muscle car is an American term used to refer to a variety of high-performance automobiles. The Merriam-Webster dictionary defines muscle cars as "any of a...

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