The Eaton Fuller Synchro Ring, part number EAIS21430239, is a genuine Eaton Fuller transmission synchronizer ring designed for heavy-duty truck transmission service. Synchro rings are critical friction components that equalize shaft speeds during gear changes, and using a genuine OEM part helps maintain proper synchronization feel and shift quality. This part is sold individually (each). Pro Gear and Transmission carries genuine Eaton Fuller drivetrain components - call us to confirm this ring is the correct fit for your specific transmission model and application.
Features
Genuine Eaton Fuller OEM synchro ring
Part number EAIS21430239
Sold as individual unit (each)
Designed for heavy-duty truck transmission synchronizer service
Call Pro Gear and Transmission to confirm fitment for your specific transmission
