Notes: 89906-2 O-RING - 119 5-243 15.08x2.62 NBR is original BOBCAT product. 89906-2 O-RING - 119 5-243 15.08x2.62 NBR1 is commonly used in transmissions/axles/engines . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849