Notes: 714870-22721 PISTON ASSY, S is original YANMAR product. 714870-22721 PISTON ASSY, S5 is commonly used in transmissions/axles/engines L70AE-DEGYC, L70AE-DEYC, L70AE-DGYC, L70AE-DVYC, L70AE-DYC, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849