The Chelsea Hi Pro Key, part number 378176, is a genuine Chelsea power take-off component designed for use with Chelsea PTO assemblies. Keys of this type are precision-fit drive components that secure gears or shafts within a PTO unit, maintaining proper torque transfer and gear alignment during operation. If you are working through a PTO rebuild or replacing worn drive components, sourcing the correct key to the exact OEM specification matters. Chelsea part 378176 is sold by Pro Gear and Transmission. Call us to confirm this is the correct key for your Chelsea PTO model before ordering.
Features
Genuine Chelsea OEM part number 378176
Classified as a Hi Pro Key for Chelsea PTO assemblies
Sold as an individual unit (each)
Direct Chelsea replacement for maintaining proper gear and shaft engagement in PTO driveline applications
Call Pro Gear and Transmission to confirm fitment with your specific Chelsea PTO model
