6689441 3975426 Oil Pump for Bobcat 5600 645 743 751 753 763 773 7753 1600

Product Overview

This oil pump is a hydraulic charge or drive pump designed to maintain fluid pressure and lubrication in Bobcat skid-steer loaders and compact utility vehicles. It replaces OEM numbers 6689441 and 3975426, ensuring reliable oil flow for models including the 5600, 645, 743, 751, 753, 763, 773, 7753, and 1600. This oil pump restores proper hydraulic function in demanding construction, landscaping, and agricultural applications.

Key Features & Performance

• Direct replacement for Bobcat oil pump part numbers 6689441 and 3975426.
• Constructed from high-strength cast iron or steel for extended service life under heavy loads.
• Precision-machined internal components provide consistent oil pressure and flow.
• Sealed bearing and gear assembly reduce wear and improve operational reliability.
• Meets or exceeds OEM specifications for fitment and performance.

Fitment & Compatibility

• Bobcat 5600
• Bobcat 645
• Bobcat 743
• Bobcat 751
• Bobcat 753
• Bobcat 763
• Bobcat 773
• Bobcat 7753
• Bobcat 1600

Common Uses

• Replacing failed or worn oil pumps in Bobcat skid-steer loaders and compact tractors.
• Maintaining hydraulic system pressure for bucket, lift arm, and attachment operation.
• Supporting lubrication and cooling of hydrostatic transmission components.
• Field or shop repair of Bobcat models in construction, agriculture, and rental fleets.

Technical Specifications

• Part Number(s): 6689441, 3975426
• Product Type: Hydraulic Oil Pump
• Material: Cast Iron / Steel
• Mount Type: Flange or direct engine mount (varies by model)

Frequently Asked Questions

Q: Will this oil pump fit a Bobcat 753? A: Yes, the pump is compatible with Bobcat 753 models using OEM parts 6689441 or 3975426; always verify your serial number range before installation.

Q: What is the primary function of this oil pump? A: It supplies pressurized oil to the hydraulic system for lifting, steering, and attachment operation in compatible Bobcat machines.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.