Notes: ABP3002673 O-RING 3118 2-123 29.82x2.62 - is original CATERPILLAR product. ABP3002673 O-RING 3118 2-123 29.82x2.62 -1 is commonly used in transmissions/axles/engines . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849