Notes: 498696 RIGID AXLE 28.38M PAD 1700 IB/OM HML - 1 is original CARRARO product. 498696 RIGID AXLE 28.38M PAD 1700 IB/OM HML - 11 is commonly used in transmissions/axles/engines . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849