Notes: 2154513 O-RING 3062 15.54x2.62 VITON 90 SHORE is original CATERPILLAR product. 2154513 O-RING 3062 15.54x2.62 VITON 90 SHORE1 is commonly used in transmissions/axles/engines . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849