4 GPM Pressure Washer Pump Power Washer Pump 4400 PSI 1" Shaft

Restore your power washer to its peak performance with this high-quality 4400 PSI replacement pump. Engineered for durability and efficiency, this aftermarket pump provides a reliable solution for heavy-duty cleaning tasks. Designed as a direct replacement for many popular models, it ensures you can get back to work quickly without the high cost of original equipment manufacturer parts.

• High Pressure Output: Delivers a powerful 4400 PSI at 4 GPM for effective cleaning.
• Durable Construction: Built with high-grade materials to withstand demanding residential and commercial use.
• Horizontal Orientation: Designed specifically for engines with a horizontal 1-inch drive shaft.
• Easy Installation: Standard mounting pattern allows for a straightforward setup on compatible power washers.
• Cost-Effective Solution: High-quality aftermarket part that offers premium performance at a competitive price point.

• Fits various pressure washers equipped with 8HP to 15HP engines.
• Compatible with standard 1-inch horizontal keyed shafts.
• Fits many models from brands like Simpson, Honda, Generac, and Ryobi (Verify bolt pattern before purchase).

• Maximum Pressure: 4400 PSI
• Flow Rate: 4.0 GPM
• Shaft Diameter: 1 Inch (Keyed)
• Orientation: Horizontal
• Inlet: 3/4" Garden Hose Thread
• Outlet: 3/8" Quick Connect or M22 (depending on fitting)

Is this an OEM part?
No, this is a premium aftermarket replacement part designed to meet or exceed the performance of the original equipment. It is not manufactured by the OEM.

How do I confirm compatibility?
To ensure a proper fit, check that your engine has a 1-inch horizontal shaft with a keyway and that the mounting bolt pattern matches the dimensions of your current pump. Comparing your engine's horsepower (typically 8-15HP) is also recommended.