Notes: 386566A1 O-RING 2350 2-043 88.62x1.78 is original CASE-NEW-HOLLAND product. 386566A1 O-RING 2350 2-043 88.62x1.781 is commonly used in transmissions/axles/engines . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849