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 Performance Products Drum Assy, Alum Direct w/ 6 Clutches, Billet Piston, 34 Element Sprag, Loaded, T400 400

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