HomeHVAC > FiltersBaldwin PA4857 Cabin Air Filter - Fresh Air
Part #: PA4857

Baldwin PA4857 Cabin Air Filter - Fresh Air

Fresh Air
⚙️ 1 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Cadillac, VISTIQ
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Overview of Baldwin PA4857 Cabin Air Filter

The Baldwin PA4857 cabin air filter is designed specifically for Freightliner trucks and Cadillac VISTIQ models. This filter helps maintain clean air inside the vehicle cabin by effectively trapping dust, pollen, and other airborne contaminants.

  • Compatible with Freightliner trucks and Cadillac VISTIQ
  • Dimensions: 10 5/8 inches length and width (269.9 mm), 31/32 inches height (24.6 mm)
  • Replaces Freightliner part numbers 91559 and BOA91559
  • Cabin air filter designed for HVAC systems

Detailed Product Description

The Baldwin PA4857 cabin air filter measures 10 5/8 inches in both length and width, with a height of 31/32 inches (24.6 mm). This square-shaped filter is engineered to fit HVAC systems in Freightliner trucks and Cadillac VISTIQ vehicles, ensuring proper airflow and filtration. It replaces Freightliner OEM part numbers 91559 and BOA91559, providing a reliable aftermarket alternative. The filter's dimensions and design allow it to fit securely within the cabin air intake system, helping to reduce airborne particles and improve air quality inside the vehicle.

Applications and Problem Solving

  • Reduces dust and pollen entering the vehicle cabin
  • Helps prevent HVAC system clogging and inefficiency
  • Improves air quality for driver and passengers
  • Minimizes odors caused by external pollutants
  • Protects HVAC components from debris buildup

Installation Notes and Tips

When installing the Baldwin PA4857 cabin air filter, ensure the filter is oriented correctly according to airflow direction markings. Remove the old filter carefully to avoid releasing trapped contaminants into the cabin. Regular replacement intervals should be followed based on vehicle usage and environmental conditions to maintain optimal air quality and HVAC performance.

Quality Assurance

Baldwin cabin air filters are manufactured to meet or exceed OEM specifications for fit and filtration efficiency. The PA4857 part number undergoes quality control processes to ensure consistent performance and durability. Please refer to Baldwin's warranty policy for specific coverage details.

BrandBaldwin
Part NumberPA4857
FitsFreightliner trucks
Height31/32
Height (mm)24.6
Length10 5/8
Length (mm)269.9
Replaces"freightliner 91559, boa91559"
Width10 5/8
Width (mm)269.9

This part fits 1 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2026CadillacVISTIQ-L--N/AOE Number : CF206

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.