The Chelsea 2P511 is a genuine Chelsea gear component, part of the 812*Kar series, designed for use in Chelsea PTO (Power Takeoff) assemblies. This part is sold by Pro Gear and Transmission for fleet shops and drivetrain specialists sourcing Chelsea PTO replacement components. If you are cross-referencing this part number for a specific Chelsea 812-series PTO unit, call us to confirm proper fit before ordering.FeaturesGenuine Chelsea part number 2P511Designed for Chelsea 812*Kar series PTO assembliesDirect OEM-style replacement gear componentSold by Pro Gear and Transmission