Notes: 25153-004500 V-BELT, B45 is original YANMAR product. 25153-004500 V-BELT, B455 is commonly used in transmissions/axles/engines 4TNV98-ZNMS2, 4TNV98T-ZSTBW, 4TNV98-ZVHYB1, 4TNV98T-ZNIRDT, 4TNE94-DBC, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849