Description
Application: Used drive ring / coupling ring consistent with Twin Disc marine transmissions (e.g., MG506, MG514, and similar gear-driven units). Features an 8-hole outer bolt flange and an internal ring of heavy trapezoidal drive lugs.
Condition: Used take-off with surface rust and typical wear on the lug faces; no cracks visible in the photos. Sold as a serviceable used core pending buyer inspection.
Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase. Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.


