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Remanufactured
- No (4)
Transmission Make
- GM (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Transmission Manufacturer Code
- THM400 (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
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Transmission Drum Material
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Sprag Assembly Included
- Yes (4)
Quantity
- Sold as a kit. (2)
- Sold individually. (2)
Price Range

ATI Automatic Transmission Drums

4.64 out of 5 stars 11 Customer Reviews

ATI Performance automatic transmission drums eliminate the need for steel bushings and sleeves that can expand under heat and come loose, ultimately causing transmission failure. They come equipped with Torrington bearings and are designed to triple clutch life and lower ETs.

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