Notes: 129A00-01500 CASE, GEAR is original YANMAR product. 129A00-01500 CASE, GEAR5 is commonly used in transmissions/axles/engines 4TNV88C-PYB, 4TNV88C-PYBU, 4TNV86CHT-MAW, 4TNV86CT-GGE, 4TNV88C-DCP, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849