Notes: 133566 SEAL RING BAVISLSFRDX7 57.15X76.2X9.5/11 is original CARRARO product. 133566 SEAL RING BAVISLSFRDX7 57.15X76.2X9.5/115 is commonly used in transmissions/axles/engines 137379, 137379, 137525, 137525, 138226, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849