Husqvarna 521586001 Oil Pump Set Replaces 284155112

Product Description

The HUSQVARNA 521586001 is a genuine OEM oil pump set designed to maintain the lubrication system in Husqvarna lawn and garden power equipment. The oil pump delivers consistent oil flow to critical engine components, reducing friction and preventing premature wear during operation. As a direct OEM replacement, it meets the original manufacturer specifications for fit and function. This part is typically installed by small engine technicians or experienced power equipment service professionals performing engine maintenance or oil system repairs.

The 521586001 oil pump set is suited for Husqvarna outdoor power equipment that requires oil pump replacement as part of scheduled maintenance or unplanned engine service. This part supersedes manufacturer part number 284155112, making it the current production replacement for equipment originally built with that component.

Key Features

• Genuine Husqvarna OEM part — meets original factory specifications for fit and performance
• Replaces superseded part number 284155112
• Maintains consistent lubrication to engine components during operation
• Designed for direct drop-in replacement with no modification required

Compatibility

This oil pump set replaces Husqvarna OEM part number 284155112. Consult the equipment service manual or Husqvarna parts lookup using your model and serial number to confirm fitment before ordering.

Installation Notes

Installation should be performed by a qualified small engine technician or power equipment service professional. Disconnect the spark plug wire and drain all fluids before disassembling the engine lubrication system. Refer to the applicable Husqvarna service manual for correct assembly sequence and torque specifications. Verify oil pump prime and proper oil flow before returning the unit to service.

Technical Specifications

• Part Type: Oil Pump Set
• OEM Status: Genuine Husqvarna OEM replacement part
• Supersedes: 284155112

Standard Information

• Brand: HUSQVARNA
• Manufacturer Part Number: 521586001