The Chelsea 5P1317 is a genuine Chelsea input gear designed as a direct replacement component for Chelsea power takeoff units. The input gear is a critical internal PTO part, transferring rotational input from the transmission to the PTO drivetrain. When sourcing Chelsea PTO service parts, matching the exact part number ensures proper fit within the gear train. Pro Gear and Transmission stocks Chelsea PTO components including internal gears such as this one. Call us to confirm this part is correct for your specific Chelsea PTO model and application.FeaturesGenuine Chelsea replacement input gearPart number: 5P1317Designed for Chelsea PTO units requiring input gear serviceDirect OEM part number replacementSold by Pro Gear and TransmissionUsed in these Chelsea PTO models442 Series447 Series