The Chelsea Flange Pump CK 890, part number 21P739 or 21-P-739, is a genuine Chelsea PTO component designed for use in the 590 Series power takeoff. Per Chelsea's illustrated parts list for the 590 Series, this flange pump carries the "CK" designation and is listed as a single-unit service part. It also appears in the same 590 Series manual under the "CF" and "CZ" configurations, indicating cross-application use across multiple 590 Series PTO variants. Pro Gear and Transmission carries genuine Chelsea PTO parts. Call us to confirm proper fit for your specific PTO configuration.
Features
Genuine Chelsea flange pump for the 590 Series PTO
Part number 21P739, also referenced as 21-P-739
Designated "CK" configuration per Chelsea 590 Series illustrated parts list
Also listed for "CF" and "CZ" 590 Series PTO configurations
Single-unit service part (qty 1 per assembly)
Sold by Pro Gear and Transmission
