Atlantic Automotive Enterprises 63405N Power Steering Pump

New Hydraulic Power Steering Pump for Mercedes-Benz

Atlantic Automotive Enterprises New Power Steering Pump, part number 63405N, is a hydraulic replacement built with OE-quality components for proper steering assist and fitment. It includes a pulley and reservoir, and it is 100% tested in the USA before shipment to help ensure correct operation.

Key Features

• Hydraulic power steering pump for OE-style steering performance
• Includes pulley, reservoir, and reservoir cap
• Clamp-on inlet attachment and threaded outlet attachment
• Standard replacement grade for direct service use
• New Power Steering Pump line focused on OE fit and function
• Part number 63405N for easy identification

Detailed Description

The Atlantic Automotive Enterprises New Power Steering Pump line is built for drivers and repair shops that need a direct replacement with OE-level component quality. This hydraulic unit is manufactured and tested to support proper steering response, and it is supplied with the pulley and reservoir already included for applications that require those components. For long service life and consistent steering operation, the steering system should be flushed and refilled with an OE-approved power steering fluid during installation. This part number 63405N is a direct service option for Mercedes-Benz E350, Mercedes-Benz C350, Mercedes-Benz C300, Mercedes-Benz E400, and Mercedes-Benz R350 applications listed below.

This part cross-references Mercedes-Benz OE numbers 0064666301 and 0064666401 for the same application.

Vehicle Fitment

• Fits 2015-2017 Mercedes-Benz E400, N/A; New, w/Pulley, w/Reservoir, w/Return Pipe Adapter; New Power Steering Pump
• Fits 2012-2015 Mercedes-Benz C350, N/A; New, w/Pulley, w/Reservoir, w/Return Pipe Adapter; New Power Steering Pump
• Fits 2013-2014 Mercedes-Benz C300, N/A; New, w/Pulley, w/Reservoir, w/Return Pipe Adapter; New Power Steering Pump
• Fits 2012-2014 Mercedes-Benz E350, N/A; New, w/Pulley, w/Reservoir, w/Return Pipe Adapter; New Power Steering Pump
• Fits 2012-2013 Mercedes-Benz R350, N/A; New, w/Speed Sensitive PS, w/Pulley, w/Reservoir, w/Return Pipe Adapter; New Power Steering Pump

Installation Notes and Tips

• Confirm the inlet is clamp-on and the outlet is threaded before installation.
• Verify pulley and reservoir configuration against the removed unit.
• Flush the steering system thoroughly before filling with OE-approved fluid.
• Inspect return pipe adapter and hose connections for wear or contamination.
• Use the listed fitment notes to match Mercedes-Benz E350, C350, C300, E400, or R350 applications correctly.

Quality Assurance

AAE states that each pump is inspected and tested to OE operating standards, with final testing completed in the USA before shipment. The New Power Steering Pump line is built to support OE fitment and consistent hydraulic steering performance.