The Chelsea Flange, part number 21-P-771-1 or 21P7711, is a genuine Chelsea PTO component used in driveline and power takeoff assemblies. Flanges in this category serve as a critical connection point between the PTO output and the driveline, making correct part identification essential before ordering. Chelsea is a recognized name in power takeoff equipment for medium- and heavy-duty truck applications. Available from Pro Gear and Transmission. Not sure this is the right flange for your setup? Give us a call to confirm proper fit before ordering.
Features
Genuine Chelsea part number 21-P-771-1 or 21P7711
Designed for use in power takeoff (PTO) assemblies
Fits driveline and axle PTO applications
Sold individually (each)
Available from Pro Gear and Transmission
