Quick view Add to Cart Sierra 18-6125Z Zinc Transom Plate Anode $34.49 $23.99 Sierra 18-6125Z Zinc Transom Plate Anode Sierra replacement transom plate anode for Volvo Penta and OMC Stern Drives. Material: Zinc Interchangeable with: CMP CM3854130Z OMC Stern Drive 3854130 987521 Tecnoseal 00718 Volvo... Add to Cart