OE Quality
60-Day Returns

Baldwin PA4385 Air Filter
Overview of Baldwin PA4385 Engine Air Filter
The Baldwin PA4385 engine air filter is designed for specific hybrid models, including the 2005-on Ford Escape Hybrid and the 2006-on Mercury Mariner Hybrid. This filter ensures proper air flow and filtration to maintain engine performance and efficiency.
- Compatible with 2005 and newer Ford Escape Hybrid and 2006 and newer Mercury Mariner Hybrid
- Dimensions: 12 7/8" length x 5 17/32" width x 1 23/32" height (327mm x 140.5mm x 43.7mm)
- Replaces Ford part number 5M6Z-9601-AA and Motorcraft FA1772
- Engine air filter designed for air and fuel delivery systems
Detailed Product Description
The Baldwin PA4385 engine air filter is engineered to meet the specifications required by Ford and Mercury hybrid vehicles, specifically the Escape and Mariner models. With precise dimensions of 12 7/8 inches in length, 5 17/32 inches in width, and 1 23/32 inches in height, this filter fits securely within the air intake system to provide effective filtration. It replaces OEM parts such as Ford 5M6Z-9601-AA and Motorcraft FA1772, ensuring compatibility and reliable performance. The filter is part of Baldwin's air and fuel delivery category, focusing on maintaining clean airflow to the engine, which is critical for hybrid vehicle efficiency and emissions control.
Applications and Problem Solving
- Prevents engine damage caused by dust and debris entering the air intake
- Helps maintain optimal engine performance and fuel efficiency in Ford Escape Hybrid and Mercury Mariner Hybrid models
- Reduces the risk of engine misfires and rough idling due to clogged or dirty air filters
- Supports emission control systems by ensuring clean air supply
- Addresses air flow restrictions that can lead to decreased engine power
Installation Notes and Tips
Installation of the Baldwin PA4385 engine air filter is straightforward for the specified hybrid models. Ensure the engine is off and cool before beginning. Remove the old air filter by opening the air filter housing, taking care not to allow debris to enter the intake. Insert the Baldwin PA4385 filter with the correct orientation, matching the OEM specifications. Secure the housing properly to prevent air leaks. Regular inspection and replacement according to the vehicle manufacturer’s maintenance schedule will help maintain engine performance.
Quality Assurance and Warranty
Baldwin engine air filters are manufactured to meet industry standards for filtration efficiency and durability. The PA4385 is designed to provide consistent performance in hybrid vehicle applications. While specific warranty details are not provided here, Baldwin products typically come with a limited warranty against defects in materials and workmanship. For warranty information, refer to Baldwin’s official documentation or contact authorized distributors.
| Brand | Baldwin |
| Part Number | PA4385 |
| Fits | 2005-on Ford Escape Hybrid; 2006-on Mercury Mariner Hybrid |
| Height | 1 23/32 |
| Height (mm) | 43.7 |
| Length | 12 7/8 |
| Length (mm) | 327 |
| Replaces | Ford 5M6Z-9601-AA; Motorcraft FA1772 |
| Width | 5 17/32 |
| Width (mm) | 140.5 |
This part fits 15 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2012 | Ford | Escape | 2.5L | L4 | ELECTRIC/GAS | N/A | OE Number : FA1772 |
| 2011 | Ford | Escape | 2.5L | L4 | ELECTRIC/GAS | N/A | OE Number : FA1772 |
| 2011 | Mercury | Mariner | 2.5L | L4 | ELECTRIC/GAS | N/A | OE Number : FA1772 |
| 2010 | Ford | Escape | 2.5L | L4 | ELECTRIC/GAS | N/A | OE Number : FA1772 |
| 2010 | Mercury | Mariner | 2.5L | L4 | ELECTRIC/GAS | N/A | OE Number : FA1772 |
| 2009 | Ford | Escape | 2.5L | L4 | ELECTRIC/GAS | N/A | OE Number : FA1772 |
| 2009 | Mercury | Mariner | 2.5L | L4 | ELECTRIC/GAS | N/A | OE Number : FA1772 |
| 2008 | Ford | Escape | 2.3L | L4 | ELECTRIC/GAS | N/A | OE Number : FA1772 |
| 2008 | Mazda | Tribute | 2.3L | L4 | ELECTRIC/GAS | N/A | OE Number : ZZCA-23-603 |
| 2008 | Mercury | Mariner | 2.3L | L4 | ELECTRIC/GAS | N/A | OE Number : 5M6Z-9601-AA |
| 2007 | Ford | Escape | 2.3L | L4 | ELECTRIC/GAS | N/A | OE Number : FA1772 |
| 2007 | Mercury | Mariner | 2.3L | L4 | ELECTRIC/GAS | N/A | OE Number : FA1772 |
| 2006 | Ford | Escape | 2.3L | L4 | ELECTRIC/GAS | N/A | OE Number : 5M6Z9601AA |
| 2006 | Mercury | Mariner | 2.3L | L4 | ELECTRIC/GAS | N/A | OE Number : FA1772 |
| 2005 | Ford | Escape | 2.3L | L4 | ELECTRIC/GAS | N/A | OE Number : 5M6Z9601AA |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.