This cassette bracket sub-lifting bevel gear is designed as a functional replacement part to restore equipment performance.It is compatible with printer and copier models 9201, 9301, C9251, 4250, 4300, 8123, 9251, K3250, 3300, 4350, 72525, and 72530.Each unit undergoes testing prior to shipment to verify proper and secure packaging.Please confirm your specific printer model before purchasing, as this item is intended only for the listed configurations.In the event of receiving a damaged or incorrect item, support immediately for resolution.