Notes: 129508-21001 CRANKSHAFT ASSY is original YANMAR product. 129508-21001 CRANKSHAFT ASSY5 is commonly used in transmissions/axles/engines 4TNV84T-GKM, 4TNV84T-KNSV, 4TNV84T-KWA, 4TNV84T-KWA, 4TNV84T-KNSV, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849