Notes: 129C21-75040 ECU ASSY,4-88C-DCP is original YANMAR product. 129C21-75040 ECU ASSY,4-88C-DCP2 is commonly used in transmissions/axles/engines 4TNV88C-DCP, 4TNV88C-DCP, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849