Notes: 106868 SHIM 54X45.25X0.5 is original CARRARO product. 106868 SHIM 54X45.25X0.55 is commonly used in transmissions/axles/engines 357456, 388058, 402155, 643623, 643623, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849