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Mack CX Truck Engine Parts & Cooling

Enhance your truck's performance with Mack CX Truck engine parts and cooling components from 4 State Trucks. Choose from high-quality Radiators, Charge Air Coolers, and more. Questions? Give out Part Pros call, they will be glad to help you find the part you need.
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • FREE SHIPPING OVER $249
    Cover Kit For Eaton-Fuller FRO Transmissions - Replaces K2910

    Cover Kit For Eaton-Fuller FRO Transmissions - Replaces K2910

    OPP - ORIGINAL PARTS PROGRAM

    $20.75
    Cover Kit* High Quality Transmission Cover Kit* Fits Eaton Fuller FRO Transmissions* Includes:  - Transmission Cover  - Gasket  - (6) Mounting Bolts* Sold Individually* Warranty On Cover Kits Against...
    09-0705014
    SKU:
    09-0705014
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    Location:
    Made In USA
    Position:
    Kit Full
    $20.75
    Qty in Cart: 0
    Price:
    $20.75
    Subtotal:
  • FREE SHIPPING OVER $249
    Cover Kit With Screws For Eaton-Fuller RTLO Transmissions - Replaces K2402

    Cover Kit With Screws For Eaton-Fuller RTLO Transmissions - Replaces K2402

    OPP - ORIGINAL PARTS PROGRAM

    $21.62
    Cover Kit for Eaton-Fuller RTLO TransmissionsThe Cover Kit with Screws for Eaton-Fuller RTLO Transmissions replaces OE Number K2402. Crafted to meet high industry standards and made from top-grade...
    09-0705013
    SKU:
    09-0705013
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $21.62
    Qty in Cart: 0
    Price:
    $21.62
    Subtotal:
  • FREE SHIPPING OVER $249
    Seal With Bearing Retainer-Electric For Eaton-Fuller RTLO & FRO Transmission - Replaces K2918

    Seal With Bearing Retainer-Electric For Eaton-Fuller RTLO & FRO Transmission - Replaces K2918

    OPP - ORIGINAL PARTS PROGRAM

    $55.99
    Seal for Eaton Fuller RTLO and FRO Transmissions* High Quality Seal* With Bearing Retainer-Electric* Replaces OEM # K2918* Sold Individually* Warranty On Seal Against Defects In Workmanship &...
    09-0705012
    SKU:
    09-0705012
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $55.99
    Qty in Cart: 0
    Price:
    $55.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Nut For Output Shaft Eaton-Fuller RTLO & FRO Transmission - Replaces K4122

    Nut For Output Shaft Eaton-Fuller RTLO & FRO Transmission - Replaces K4122

    OPP - ORIGINAL PARTS PROGRAM

    $41.04
    Nut Output Shaft* High Quality Nut Output Shaft* Output Shaft For Eaton-Fuller RTLO And From Transmissions* Replaces OEM # K4122* Sold Individually* Warranty On Nut Output Shaft Against Defects In...
    09-0705011
    SKU:
    09-0705011
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $41.04
    Qty in Cart: 0
    Price:
    $41.04
    Subtotal:
  • FREE SHIPPING OVER $249
    Yoke Transmission Output 1810 1/2 Round - Replaces 6.5-4-4631-1

    Yoke Transmission Output 1810 1/2 Round - Replaces 6.5-4-4631-1

    OPP - ORIGINAL PARTS PROGRAM

    $217.99
    Yoke Transmission Output* High Quality Yoke Transmission Output* 1810 1/2 Round* Replaces OEM # 6.5-4-4631-1* Sold Individually* Warranty On Yoke Transmission Output Against Defects In Workmanship &...
    09-0705010
    SKU:
    09-0705010
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $217.99
    Qty in Cart: 0
    Price:
    $217.99
    Subtotal:
  • FREE SHIPPING
    Yoke Transmission Output 1760 1/2 Round - Replaces 6.3-4-1681-1

    Yoke Transmission Output 1760 1/2 Round - Replaces 6.3-4-1681-1

    OPP - ORIGINAL PARTS PROGRAM

    $276.99
    Yoke Transmission Output* High Quality Yoke Transmission Output* 1760 1/2 Round* Replaces OEM # 6.3-4-1681-1* Sold Individually* Warranty On Yoke Transmission Output Against Defects In Workmanship &...
    09-0705009
    SKU:
    09-0705009
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $276.99
    Qty in Cart: 0
    Price:
    $276.99
    Subtotal:
  • FREE SHIPPING OVER $249
    TPHD Clutch Brake, 2 Piece

    TPHD Clutch Brake, 2 Piece

    TURNPIKE TRUCK TRIM

    $42.04
    Clutch Brake Hinged 2 Inch By TPHDRestore optimal clutch performance with the TPHD 2-Piece Clutch Brake, designed for ease of installation and long-lasting durability. This high-quality clutch brake...
    09-0705007
    SKU:
    09-0705007
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $42.04
    Qty in Cart: 0
    Price:
    $42.04
    Subtotal:
  • Clutch Assembly 15.5 X 2 Inch 10 SPG 6 Pad 2,050 LB Replaces 10839193, 10839193, EP10839193H

    Clutch Assembly 15.5 X 2 Inch 10 SPG 6 Pad 2,050 LB Replaces 10839193, 10839193, EP10839193H

    AFTERMARKET

    $1,029.99
    Easy Pedal Type Clutch AssemblyFeaturing a 15.5-inch diameter, this easy pedal Clutch Assembly offers a torque rating of 2,050 pounds without requiring a core. It also incorporates a Pedal Assist...
    09-0705002
    SKU:
    09-0705002
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Diameter Options:
    15 1/2 Inch
    Width Options:
    2 Inch
    $1,029.99
    Qty in Cart: 0
    Price:
    $1,029.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Turbocharger W/ Wastegate Up To 800 HP - OE: 14969880002 KT14969880002 CAT800

    Turbocharger W/ Wastegate Up To 800 HP - OE: 14969880002 KT14969880002 CAT800

    AREA DIESEL SERVICE

    Now: $1,591.57
    Was: $2,633.99
    Turbocharger OD 4.32 Inch - 109.3 Mm* High Quality Turbocharger* With Wastegate Up To 800Hp* S410Sx Compressor Wheel * O.D. 4.32 Inch - 109.73 Mm * Compressor Wheel Inducer Diameter 3.16 Inch - 80.30...
    09-0704110
    SKU:
    09-0704110
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    Now: $1,591.57
    Was: $2,633.99
    Qty in Cart: 0
    Price:
    Now: $1,591.57
    Was: $2,633.99
    Subtotal:
  • Turbo HE451VE W/ Actuator

    Turbo HE451VE W/ Actuator

    AREA DIESEL SERVICE

    $6,984.99
    Turbo W/ Out Core* High Quality Turbo* With Actuator * Core Not Included* Sold Individually* Warranty On Turbo Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...
    09-0704109
    SKU:
    09-0704109
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $6,984.99
    Qty in Cart: 0
    Price:
    $6,984.99
    Subtotal:
  • Turbocharger For Cummins ISX Engines - Replaces 4043620

    Turbocharger For Cummins ISX Engines - Replaces 4043620

    AREA DIESEL SERVICE

    $4,636.99
    Replacement 4043620 Turbocharger* High Quality Turbocharger* Aluminum Compressor Housing* Turbine Housing Included* V-Band Compressor Outlet Style* Sold Individually* Warranty On Turbocharger Against...
    09-0704044
    SKU:
    09-0704044
    Truck Class:
    Universal
    Material Options:
    Aluminum
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $4,636.99
    Qty in Cart: 0
    Price:
    $4,636.99
    Subtotal:
  • Turbocharger For N14 Cummins Borg Warner 14.0L BHT3E

    Turbocharger For N14 Cummins Borg Warner 14.0L BHT3E

    AREA DIESEL SERVICE

    $1,679.99
    Borg Warner 14L BHT3E Turbocharger For Cummins N14* High Quality Turbocharger* Replaces OE Number 3531733, 3536095, 3536263, 3537074, 3803585, 3804308, 3804502, 3531267, 3592678, 3592512* Sold...
    09-0704043
    SKU:
    09-0704043
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $1,679.99
    Qty in Cart: 0
    Price:
    $1,679.99
    Subtotal:
  • 2.7L Detroit Diesel S60 K31 Turbocharger D91080016N OE-TurboPower For 350-500 HP Series Engine

    2.7L Detroit Diesel S60 K31 Turbocharger D91080016N OE-TurboPower For 350-500 HP Series Engine

    AFTERMARKET

    $928.99
    Turbocharger For 350-500 HP Series EngineExperience excellence with this meticulously engineered and calibrated turbocharger designed to surpass the original equipment manufacturers standards. It is...
    09-0704042
    SKU:
    09-0704042
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $928.99
    Qty in Cart: 0
    Price:
    $928.99
    Subtotal:
  • Borg Warner Turbocharger For Detroit 12.7 60 Series Engine

    Borg Warner Turbocharger For Detroit 12.7 60 Series Engine

    AREA DIESEL SERVICE

    $1,047.99
    Turbocharger Fits 12.7L 60 Series Detroit EngineUpgrade your 12.7 60 Series Detroit-equipped truck with the Airwerks S400SX4 performance turbocharger by Borg Warner. This turbocharger is designed for...
    09-0704041
    SKU:
    09-0704041
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $1,047.99
    Qty in Cart: 0
    Price:
    $1,047.99
    Subtotal:
  • Turbocharger For 3406E 475-550 HP CAT Equipped Trucks

    Turbocharger For 3406E 475-550 HP CAT Equipped Trucks

    AFTERMARKET

    $2,192.99
    Turbocharger Fits 3406E 475-550 HP CAT Equipped TrucksThe OE-TurboPower turbo is precisely calibrated to meet modern heavy-duty engine demands. Rigorous quality control inspections are conducted to...
    09-0704040
    SKU:
    09-0704040
    Truck Class:
    Universal
    Material Options:
    Aluminum
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $2,192.99
    Qty in Cart: 0
    Price:
    $2,192.99
    Subtotal:
  • Pittsburgh Power Caterpillar C-12/C-13 Damper

    Pittsburgh Power Caterpillar C-12/C-13 Damper

    PITTSBURGH POWER

    $728.99
    Caterpillar C-12/C-13 Damper* High Quality Dampener* Pittsburgh Power Cat C12* Sold Individually* Warranty On Dampener Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...
    09-0704024
    SKU:
    09-0704024
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $728.99
    Qty in Cart: 0
    Price:
    $728.99
    Subtotal:
  • Turbocharger Replacement For Cummins NTC315 Engines

    Turbocharger Replacement For Cummins NTC315 Engines

    AREA DIESEL SERVICE

    $1,022.99
    Cummins NTC315 Engine Turbocharger Replacement* High Quality Turbocharger* Replacement For Cummins NTC315 Engines* Made In USA* Sold Individually ** Warranty On Turbocharger Against Defects In...
    09-070400042
    SKU:
    09-070400042
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Aluminum
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $1,022.99
    Qty in Cart: 0
    Price:
    $1,022.99
    Subtotal:
  • Reman. GTA4502V Turbocharger With Single Wastegate For 515HP Detroit Diesel Engine

    Reman. GTA4502V Turbocharger With Single Wastegate For 515HP Detroit Diesel Engine

    AREA DIESEL SERVICE

    $2,178.99
    Remanufactured GTA4502V Turbocharger With Single Wastegate Fits 515HP Detroit Diesel Engine* High Quality Turbo Charger* Remanufactured Turbo Charger* Natural Finish* Cast Iron Turbine Housing...
    09-070400041
    SKU:
    09-070400041
    Truck Class:
    Universal
    Location:
    Made In USA
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $2,178.99
    Qty in Cart: 0
    Price:
    $2,178.99
    Subtotal:
  • Reman. GTA4294BS Turbocharger With Twin Wastegate For CAT C15 ACERT 1998-2013

    Reman. GTA4294BS Turbocharger With Twin Wastegate For CAT C15 ACERT 1998-2013

    AREA DIESEL SERVICE

    $2,906.99
    Remanufactured GTA4294BS Turbocharger With Twin Wastegate Fits CAT C15 ACERT Engines* High Quality Turbo Charger* Remanufactured Turbo Charger* Natural Finish* Cast Iron Turbine Housing Material*...
    09-070400040
    SKU:
    09-070400040
    Truck Class:
    Universal
    Location:
    Made In USA
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $2,906.99
    Qty in Cart: 0
    Price:
    $2,906.99
    Subtotal:
  • Reman. BorgWarner S300V129 Turbocharger For International Commercial Bus DT466 Engine

    Reman. BorgWarner S300V129 Turbocharger For International Commercial Bus DT466 Engine

    AREA DIESEL SERVICE

    $2,262.99
    Remanufactured BorgWarner S300V129 Turbocharger Fits International Commercial Bus DT466 Engine* High Quality Turbo Charger* Borgwarner Turbo Charger* Natural Finish* Cast Iron Turbine Housing...
    09-070400038
    SKU:
    09-070400038
    Location:
    Made In USA
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $2,262.99
    Qty in Cart: 0
    Price:
    $2,262.99
    Subtotal:
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Frequently Asked Questions About Mack CX Truck Engine Parts & Cooling

What types of components are included in this category?

This category covers engine and cooling system components for the Mack CX model, including parts such as radiators, fan clutches, water pumps, thermostats, hoses, belts, and related cooling and engine hardware. These parts are designed to support the engine's operating temperature and overall performance.

How do I know if a part will fit my specific Mack CX truck?

Fitment can vary based on engine type, model year, and specific truck configuration. Before purchasing, check the part description for listed engine applications and compare them against your truck's engine and chassis information. If you are unsure, contact our parts team with your VIN or engine serial number so we can confirm compatibility before you order.

Are these parts new, used, or remanufactured?

Availability depends on the specific part and listing. Some engine and cooling components are new aftermarket or OEM parts, while others may be quality-checked used or remanufactured units. Each product listing will specify the condition so you know exactly what you are purchasing.

What are common signs that a cooling system part needs to be replaced?

Common indicators include engine overheating, visible coolant leaks, low coolant levels without an obvious source, unusual noises from the fan or water pump, or a check engine light related to temperature sensors. If you notice any of these symptoms, inspecting the radiator, hoses, thermostat, and fan clutch is a good starting point.

Do I need professional installation for these parts?

Some components, such as hoses, belts, and thermostats, can often be replaced by experienced do-it-yourself mechanics with the proper tools. Other parts, like radiators or water pumps, may involve more complex procedures, including coolant system draining and refilling, and are often best handled by a qualified diesel technician to ensure proper installation and function.


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