Notes: Y00425 FLAT WASHER 10.3X20X1 C67 UNI 7064 is original ERKUNT product. Y00425 FLAT WASHER 10.3X20X1 C67 UNI 70641 is commonly used in transmissions/axles/engines . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849