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Built to Hold

Build guides, transmission tech, and install notes from the Gearstar shop floor. Every unit we ship is assembled by one builder, matched to your combo, and dyno-tested before it goes out the door. This is where we show the work: what holds, what grenades, and how to spec it right the first time.

Custom Classic Trucks

Custom Classic Trucks

Press 7 minute read

This is the first in a series of tech features on the 79 Chevy C-10 Big 10 that I recently put over 5,000 test miles on in less than two weeks’ time while...

Big Block Overdrive

Big Block Overdrive

Press 3 minute read

Overdrive transmissions swaps make great upgrades for classic muscle cars, but since most were not intended to harness the power of a torquey big-block, they...

Shifting priorities

Press 11 minute read

By Ron Ceridono How times have changed—when most of the vintage trucks we know and love were new they were likely equipped with “three on the tree” or...

Hitting the Sweet Spot

Press 13 minute read

We’ve all read car features in magazines and noted the major components used in each one’s construction, but how many builders actually build to a plan and...

Street Rodder

Press 2 minute read

Gear Star has been remanufacturing performance automatic transmissions since 1984, but what separates the company from the rest is the fact that every one...

Simple C-10 Solutions

Press 2 minute read

Why is it always the little things? They seem to be able to make or break just about anything in life, from trucks, taxes, to the opposite sex, but let’s...

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