C6, Automatic Transmissions

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

There are a lot of choices when it comes to automatic shifters, and we’ll help unpack all the options and features in our automatic shifter buyer’s guide

This resource contains a transmission pan shape ID chart and other tips to help with identifying GM transmissions.

Looking to update that '67-'72 C10 truck with an LS swap? These motors mounts and transmission crossmember kit will make that modern powerplant and transmission fit like they came that way from the factory!

Old trucks are just meant to have manual transmissions. They're made even better with a modern overdrive like a Tremec TKX. Watch our C10 manual transmission conversion on an LS-swapped '68 to see just how easy it is to row your own gears,

Ford’s small block and big block engine families have their share of flexplate differences. We’ll show you what to look for in this buyer’s guide.

Our project '68 C10 had some pretty rough sheet metal. In this episode, we go from a scary, rusty mess to a complete cab ready for bodywork.

Check out these tips on T-5 transmissions!

Uncover the secrets behind the iconic C3 Corvette! From design to development, discover what made this classic a legend.

Exlpoded View of the Bert 1300 Late Model Racing Transmission