Sealing ring, part number 4804G.
Item 53 (O-ring) on the Velvet Drive 71C and 72C parts diagram (Figure 8). One per transmission. Fits the 71C and 72C.
Item 37 (O-ring) on the Velvet Drive 1004 and 1005 V-drive parts diagram (Fig 10 Transmission). One per transmission.
Also comes in: A4867HA oil seal and sealing ring kit.
See item 53 on the parts diagram · See item 37 on the parts diagram