Semi-Truck Engine Parts

Semi-Truck Engine Parts

Semi-Truck Engine Parts

Explore a diverse range of new semi-truck engine parts at 4 State Trucks. Discover quality OE and aftermarket replacement filters, belts, sensors, flywheel components, and more online to ensure your engine runs smoothly. Elevate your truck's engine with our quality parts today!
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  • 69 Inch Hy-T Torque Belt W/ Raw Edge
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    69 Inch Hy-T Torque Belt W/ Raw Edge

    AUTOMANN USA

    $176.99
    69 Inch Hy-T Torque Belt, Replaces 4BX66 * High Quality Torque Belt* Polybutadiene* Outside Length 69 Inch* Thickness 13/32 Inch* Top Width 2 41/64 Inch* Edge Construction Raw Edge* Reinforcing Cord Material Polyester* Belt Trade Size Bx* V-Belt Type...
    $176.99
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  • Poly 2.50 Inch Motor Mount  For Peterbilt
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    Poly 2.50 Inch Motor Mount For Peterbilt

    AUTOMANN USA

    $32.63
    2.50 Inch Motor Mount, Replaces D17, 2309726004, M70050NR * High Quality Motor Mount* Dimensions: - 0.75 Inch I.D. - 3.625 Inch O.D. - 2.50 Inch Height* Poly* Motor Mount Front* Sold Individually* Warranty On Motor Mounts Against Defects In Workmanship &...
    $32.63
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  • Poly Serpentine V Belt, Replaces 4080700X
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    Poly Serpentine V Belt, Replaces 4080700X

    AUTOMANN USA

    $77.51
    V Style Poly Serpentine Belt * High Quality Serpentine Belt* Poly * V Style * Sold Individually* Warranty On Serpentine Belts Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)***** This...
    $77.51
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  • 37.40 Inch Poly- V Ribbed Serpentine Belt, 506374
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    37.40 Inch Poly- V Ribbed Serpentine Belt, 506374

    AUTOMANN USA

    $28.55
    37.40 Inch Poly- V Serpentine Belt Replaces K060374, 40603774, 506374 * High Quality Serpentine Belt* Poly* 37.40 Inch Effective Length* Top With- 0.82 Inch* Number Of Ribs- 6* Sold Individually* Warranty On Serpentine Belts Against Defects In...
    $28.55
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  • 76.25 Inch Poly- V Ribbed Serpentine Belt, 4070762
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    76.25 Inch Poly- V Ribbed Serpentine Belt, 4070762

    AUTOMANN USA

    $57.23
    76.25 Inch Poly- V Serpentine Belt, Replaces K070762, 4070762 * High Quality Serpentine Belt* Poly* 76.25 Inch Effective Length* Top With- 0.96 Inch* Number Of Ribs- 7* Made In USA* Sold Individually* Warranty On Serpentine Belts Against Defects In...
    $57.23
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    $57.23
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  • Poly-V Ribbed Serpentine Belt - 56.50 Inch, Replaces 4050565
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    Poly-V Ribbed Serpentine Belt - 56.50 Inch, Replaces 4050565

    AUTOMANN USA

    $44.47
    56.50 Inch Poly-V Serpentine Belt Replaces 505565DAY, E0SE8620DA, 4050565 * High Quality V Serpentine Belt* 56.50 Inch Effective Length* 56.90 Inch Outside Length* Number Of Ribs- 5* Made In USA* Sold Individually* Warranty On V Serpentine Belts Against...
    $44.47
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  • Multi V Ribbed Belt 50.8 Inch - 4050508, 15350420
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    Multi V Ribbed Belt 50.8 Inch - 4050508, 15350420

    AUTOMANN USA

    $26.51
    50.8 Inch Multi V Belt W/ 5 Ribs Replaces 4050508,15350420, 4050508 * High Quality V-Belt* 50.8 Inch Effective Length* 51.20 Inch Outside Length* Sold Individually* Warranty On V-Belts Against Defects In Workmanship & Material From Date Of Purchase***...
    $26.51
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  • Poly-V Ribbed Serpentine Belt - 46.50 Inch, Replaces 5080465
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    Poly-V Ribbed Serpentine Belt - 46.50 Inch, Replaces 5080465

    AUTOMANN USA

    $47.93
    46.50 Inch Poly-V Serpentine Belt/ W 8 Ribs, Replaces K080465, 4080465, 5080465 * High Quality V Serpentine Belt* 46.50 Inch Effective Length* Number Of Ribs- 8* Made In USA* Sold Individually* Warranty On V Serpentine Belts Against Defects In...
    $47.93
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  • Poly- V Ribbed Serpentine Belt - 82 X 1.11 Inch, Replaces 4080820X
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    Poly- V Ribbed Serpentine Belt - 82 X 1.11 Inch, Replaces 4080820X

    AUTOMANN USA

    $49.97
    82 X 1.11 Inch Poly- V Serpentine Belt W/ 8 Ribs Replaces 4080820X * High Quality V Serpentine Belt* 1.110 Inch Belt Width* 82.00 Inch Belt Length* Number Of Ribs- 8* Made In USA* Sold Individually* Warranty On V Serpentine Belts Against Defects In...
    $49.97
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  • Multi V Ribbed Serpentine Belt 38 Inch -  4050380 For Peterbilt 379
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    Multi V Ribbed Serpentine Belt 38 Inch - 4050380 For Peterbilt 379

    AUTOMANN USA

    $32.63
    38 Inch Multi-V Belt/ W 5 Ribs Replaces 4050380 * High Quality V-Belt* 38.00 Inch Effective Length* 38.40 Inch Outside Length* Sold Individually* Warranty On V-Belts Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...
    $32.63
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  • Water Pump For Kenworth, Peterbilt Water Pump For Kenworth, Peterbilt
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    Water Pump For Kenworth, Peterbilt

    AUTOMANN USA

    $285.99
    Kenworth Water Pump * High Quality Water Pump* Use O-Ring Cummins 3684384* Sold Individually* Warranty On Water Pumps Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)***** This Item...
    $285.99
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  • Water Pump For Mack, Volvo Water Pump For Mack, Volvo
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    Water Pump For Mack, Volvo

    AUTOMANN USA

    $165.99
    Mack & Volvo Water Pump * High Quality Water Pump* Includes: - Pump - Rubber Gasket - Flanged - Bolts - Flanged Bolts - Stud* Uses 800.62564 Housing Seal Ring* Sold As Set* Warranty On Water Pumps Against Defects In Workmanship & Material From Date...
    $165.99
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