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ATI Automatic Transmission Drums

4.56 out of 5 stars 9 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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ATI Automatic Transmission Drums ATI407056

Automatic Transmission Drum, Aluminum, GM, TH400, Each

Part Number: ATI-407056

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

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