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Freightliner Classic AC Driers & Compressors

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  • BESTfit Denso Compressor With 163.5MM 8 Groove Clutch Replaces 22-65771-000 For Freightliner Cascadia

    BESTfit Denso Compressor With 163.5MM 8 Groove Clutch Replaces 22-65771-000 For Freightliner Cascadia

    BESTFIT TRUCK PARTS

    $613.99
    BESTfit 12V Top Mount AC Compressor Fits Freightliner Cascadia 2010-2013* High Quality Clutch* 12 Volts* 163.5 MM Clutch Diameter* 8 Groove* 10 Cycle Cylinders* 130 CC Oil Charge* Body Ports Fitting...
    03-070000022
    SKU:
    03-070000022
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Engine Parts
    $613.99
    Qty in Cart: 0
    Price:
    $613.99
    Subtotal:
  • BESTfit Sanden 4314 AC Compressor With 119MM 8 Groove Clutch Replaces SKI4314S For Freightliner

    BESTfit Sanden 4314 AC Compressor With 119MM 8 Groove Clutch Replaces SKI4314S For Freightliner

    BESTFIT TRUCK PARTS

    $517.99
    BESTfit 12V Sanden Super HD AC Compressor Fits Freightliner* High Quality Clutch* 12 Volts* 8 Groove* Super HD Style* 119 MM Clutch Diameter* Sold Individually* Warranty On Clutchs Against Defects In...
    03-070000019
    SKU:
    03-070000019
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Material Options:
    Aluminum
    Product Type:
    Engine Parts
    $517.99
    Qty in Cart: 0
    Price:
    $517.99
    Subtotal:
  • BESTfit Sanden 4430 AC Compressor With 125MM 6 Groove Clutch For Freightliner Century, Columbia, Coronado, Classic

    BESTfit Sanden 4430 AC Compressor With 125MM 6 Groove Clutch For Freightliner Century, Columbia, Coronado, Classic

    BESTFIT TRUCK PARTS

    $411.99
    BESTfit AC Compressor Fits Freightliner Century, Columbia, Coronado & Classic - Replaces ABPN83-304573* High Quality AC Compressor And Clutch* 12 Volts* 6 Groove* 125 MM Clutch Diameter* Serpentine...
    03-070000016
    SKU:
    03-070000016
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Engine Parts
    $411.99
    Qty in Cart: 0
    Price:
    $411.99
    Subtotal:
  • BESTfit High Pressure Cut-Off Switch For AC Compressor Replaces A22-45194-001 For Freightliner

    BESTfit High Pressure Cut-Off Switch For AC Compressor Replaces A22-45194-001 For Freightliner

    BESTFIT TRUCK PARTS

    $75.99
    BESTfit High Pressure Fan-Coupling Switch With Harness* High Quality Cut-Off Switch* Fitting Style: Metric* Wire Type: With Harness* Product Name: Switch* Refrigerant Type: R134A* Fitting Thread...
    03-070000004
    SKU:
    03-070000004
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Engine Parts
    $75.99
    Qty in Cart: 0
    Price:
    $75.99
    Subtotal:
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The Freightliner Classic line of AC driers and compressors offers a wide range of high-quality replacement parts for popular Freightliner truck models like the Classic 120, Classic XL 132, Century 112/120, and Columbia 112/120. This product lineup features a comprehensive selection of OEM-grade AC compressors, receiver driers, and related components to keep your Freightliner's climate control system running at its best. Key benefits include improved cooling performance, extended component life, and seamless integration with your truck's existing systems. Whether you need a direct replacement or an upgraded unit, you'll find the perfect fit for your Freightliner Classic here. With options from trusted brands like BESTfit and RigMaster, you can trust that your AC system will be reliable and efficient for years to come.

Frequently Asked Questions About Freightliner Classic AC Driers & Compressors

What does the AC drier (receiver drier) actually do, and how do I know if it needs replacing?

The AC drier filters moisture and debris from the refrigerant system and stores excess refrigerant so your compressor and other components stay protected. Common signs it needs replacing include weak or inconsistent cooling, a musty smell from the vents, visible corrosion or frost on the drier itself, or if you've recently had the AC system opened for repair. Most technicians recommend replacing the drier any time the system is opened up, since moisture can enter and saturate the desiccant inside.

Will this compressor or drier fit my specific Freightliner Classic model year?

Freightliner Classic AC components can vary depending on the year, engine option, and whether the truck has factory or aftermarket AC equipment. Before ordering, check the part number against your truck's existing component or consult your VIN and engine specs. If you're unsure, our team can help confirm fitment before you buy, which saves time and avoids the hassle of a return.

Should I replace the drier when I replace the compressor?

Yes, in most cases. When a compressor fails, it can send metal shavings and contaminants through the AC system, which the drier is designed to catch. Reusing an old, potentially contaminated drier can shorten the life of your new compressor. Replacing both components together is standard practice among most fleet techs and shops.

Do these parts come new, remanufactured, or used, and what's the difference?

Depending on the listing, you'll find new, remanufactured, and used AC compressors and driers in this category. New parts have no prior use and typically carry the longest expected service life. Remanufactured units have been inspected, rebuilt, and tested to meet functional standards at a lower cost than new. Used parts are pulled from working trucks and are a budget-friendly option, though they carry less certainty about remaining lifespan. Check the individual product listing for specifics on condition and any included warranty.

What should I do after installing a new compressor or drier to make sure the system works properly?

After installation, the AC system needs to be evacuated and recharged with the correct type and amount of refrigerant, which requires proper recovery equipment and should be done by a qualified technician. Running the system without proper evacuation can trap air and moisture, leading to poor performance or premature failure of your new parts. It's also a good time to check hoses, o-rings, and the condenser for wear since they work together with the compressor and drier.


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