COA-22882E – 400-XST MAIN SHAFT KIT, INCLUDES 1.125″ “DRILLED” MAIN SHAFT, ALUM. CENTER SUPPRT W/BILLET PISTON, BILLET ALUM DIRECT DRUM W/ “SUPER SPRAG”, REQUIRES COA-22717 OR 22718 XST PLANETARY – PURCHASE SEPERATELY

COA-22828 – NEW GM DIRECT DRUM ASSEMBLY WITH 34 ELEMENT BORG WARNER SPRAG, FITS 4L80E OR TH400, 5 OR 6 CLUTCH, MACHINED W/ 4 APPLY PASSAGES. PISTON AND CLUTCH KIT SOLD SEPERATELY. 6 CLUTCH USE COA-22830 PISTON W/ COA-22201 CLUTCH KIT. REQUIRES OEM PRESSURE PLATE, SNAPRINGS, W/ TH400 SPRING RETAINER AND SPRINGS. FOR TRANSBRAKE USE COA-22042 SPRING KIT.