OEM / REF: pilotpart567891SKU: pilotpart567891
For John Deere Logger 3554 Main Hydraulic Pump Coupling Assy 4191663 is a Coupling replacement part for John Deere Hydraulic & Pneumatic Parts, categorized under Hydraulic & Pneumatic Parts > Coupling. Use OEM part number pilotpart567891 and confirm machine model, engine model, and serial details before checkout.
This Coupling is indexed for John Deere Hyd.Pump shaft to Engine Flywheel. Compare reference number pilotpart567891 against the label on your existing John Deere component before ordering.
Before checkout, compare OEM part number pilotpart567891, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.
Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.
Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.
Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.
