ATI Releases GM Powerglide Clutch Drum Kits

New from ATI – their GM Powerglide clutch drum kits. These kits are as tough as OEM while weighing 7 tenths of a pound less than the original. See more details below.

Official Release:

ATI is proud to introduce our brand new OEM replacement clutch drum assembly for the GM Powerglide transmission! Made with superior modern material, the ATI drum assembly is 7 tenths of a pound lighter than the hard to find OEM unit, accepts the stock piston and accepts 5-7 clutches easily. Because it’s from ATI, you can trust the quality of these drums are second to none. Part number 207015, which comes complete with a teflon bushing and check ball, is on the shelf and ready for shipment today!

ATI Performance Products, Inc. is located in Baltimore, MD, and specializes in producing and maintaining high performance products for street and strip applications. Over the years ATI has earned a reputation for its cutting edge technology, attention to detail, and rigorous testing under race conditions.


  • 7 tenths of a pound lighter than the hard to find OEM unit
  • Accepts the stock piston and accepts 5-7 clutches easily
  • Complete with a teflon bushing and check ball

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About the author

Chris McWilliams

Chris McWilliams grew up watching his dad race go-karts around his Southern Indiana home and started racing junior dragsters when he was 10 years old. Chris drove a UMP Mini Stock for two seasons until he totaled his racecar in an accident at Western Kentucky Speedway. He is currently a college student at Oakland City University working on a degree to pay the bills for his dirt racing addiction.
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