Notes: 129100-49840 GASKET is original YANMAR product. 129100-49840 GASKET5 is commonly used in transmissions/axles/engines 4TNE88-NSW, 4TNE88-NSR, 4TNE88-NSW, 4TNE88-NSR, 4TNE88-TB1, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849