Notes: 0.900.0092.5 FIFTH WHEEL 38.1X45X2.4 is original SAME-DEUTZ-FAHR product. 0.900.0092.5 FIFTH WHEEL 38.1X45X2.41 is commonly used in transmissions/axles/engines . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849