Bufeegua Lift Transfer Fuel Pump for John Deere — Direct-Fit RE43274/RE42211 Replacement, Heavy-Duty

Bufeegua Lift Transfer Fuel Pump is a direct-fit replacement pump engineered to restore reliable fuel transfer for a wide range of John Deere tractors, combines, harvesters and construction equipment.

This heavy-duty replacement fuel pump matches the fit and function of OE references RE43274 and RE42211 and is built for owners and technicians who need a dependable, serviceable pump without the dealer price. It’s compatible with dozens of John Deere model families — tractors, combines, harvesters, hay equipment and construction machines — making it a practical spare part for ag and fleet maintenance.

Which John Deere models will this Bufeegua pump fit?

The pump covers an extensive list of John Deere machines across multiple categories: common tractor series, combines, harvesters, hay equipment and construction units. Check your machine’s parts manual or existing part reference before ordering to confirm compatibility.

• Fits many tractors including 70, 510, 670, 1020, 2140, 2550, 2750, 4010, 4250 and more.
• Compatible with combines like 2240, 3300, 4400, 4420 and 9400 series.
• Works with harvesters (7200–7800 series), hay cutters (480, 930, 2250 etc.) and construction models (44–850 series variants).
• Replaces factory numbers RE43274, RE42211 and other cross-references listed below.

How does this pump compare to the original John Deere part?

Bufeegua’s pump is manufactured to match the mounting, port locations and performance characteristics of the OE units so it installs and operates like the original. It’s intended as a functional replacement that aligns with common dealer cross-reference numbers.

• Designed to the same dimensional and porting standards for direct fitment.
• Cross-compatible with RE43274, RE42211, AR49770, AR52159 and other referenced numbers.
• Quality controls focus on sealing and materials to reduce leaks and premature failure.
• Ships ready to install — no major modifications required in most applications.

What should I know about installation and service life?

Installation generally follows the vehicle’s service manual: depressurize the fuel system, remove the old pump, swap gaskets or seals, and torque fasteners to spec. Service life depends on operating conditions, fuel cleanliness and routine maintenance; replacing clogged filters and using clean fuel extends pump longevity.

• Always relieve fuel pressure and disconnect the battery before starting work.
• Replace seals/gaskets during installation to ensure a leak-free seal.
• Inspect and replace fuel filters and check fuel lines for debris or damage.
• Use OEM torque values and follow safety precautions from the service manual.

Which part numbers does this Bufeegua pump replace and why does that matter?

This unit is offered as a compatible alternative to multiple OEM and aftermarket references to simplify sourcing for technicians and fleet managers. Matching a known part number ensures you get the correct pump without trial-and-error.

• Direct replacements include RE42211 and RE43274.
• Also cross-references AR49770, AR52159, AR55730, DD13483, R52729 and others.
• Referencing your machine’s parts list or the old pump’s casting numbers speeds identification.
• Saves downtime by providing a widely compatible spare for mixed fleets.

Who is this for: The Bufeegua Lift Transfer Fuel Pump is suited for farmers, equipment owners, and mechanics who service John Deere tractors, combines, harvesters and construction machines and need a cost-effective, direct-fit replacement. It’s particularly useful for maintenance shops and fleet operators that keep spare parts on hand to minimize equipment downtime during busy seasons.