Notes: 28189 O-RING 4112 2-216 28.17x3.53 is original CARRARO product. 28189 O-RING 4112 2-216 28.17x3.535 is commonly used in transmissions/axles/engines 132886, 138741, 138742, 138742, 138742, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849