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HomeAll PartsProbes & Sensors

Probes & Sensors

Temperature, pressure, level, and performance sensors for heavy-duty trucks and trailers. Shop OEM and aftermarket sensors with live pricing.

343 parts in this category

Browse Probes & Sensors by type

  • PAI Industries(16)
  • Automann(5)
  • MHC Kenworth(4)
  • Velocity(4)
  • Peterbilt of Knoxville
(4)
  • KP Services Crossville(4)
  • Polar Service Centers.(3)
  • LOCAL VENDOR PURCHASE(2)
  • Popular Probes & Sensors

    View all →
    730448-KNOXIn StockProbes & Sensors
    PAI Industries

    730448-KNOX

    DPF SENSOR

    $132.86
    4954905CUMIn StockProbes & Sensors
    MHC Kenworth

    4954905CUM

    OIL TEMP SENSOR

    $45.72
    Q43-1144-106KIn StockProbes & Sensors
    MHC Kenworth

    Q43-1144-106K

    ENGINE OIL GAUGE KIT

    $616.85
    050644In StockProbes & Sensors
    PAI Industries

    050644

    PRESSURE SENSOR 4921497

    $142.05
    577.75635OEIn StockProbes & Sensors
    Automann

    577.75635OE

    OIL SENDING UNIT 1826281 2127356

    $42.19
    SC314In StockProbes & Sensors
    Cumberland Auto Parts

    SC314

    SPEED SENSOR

    $273.90
    730448In StockProbes & Sensors
    PAI Industries

    730448

    DPF SENSOR 2200138 5492073

    $112.79
    F750 DEF SENDING UNITIn StockProbes & Sensors
    LOCAL VENDOR PURCHASE

    276499007561-E

    F750 DEF SENDING UNIT

    $1711.05
    276499007561In StockProbes & Sensors
    LOCAL VENDOR PURCHASE

    276499007561

    FORD F650 F750 DEF TANK LEVEL SENSOR SENDER 9 GALLON DC4Z5J242A

    $1711.05
    577.99501.In StockProbes & Sensors
    Automann

    577.99501.

    TACH SPEED SENSOR

    $48.48
    577.99500In StockProbes & Sensors
    Automann

    577.99500

    TACH SPEED SENSOR

    $43.87
    EA0001407439In StockProbes & Sensors
    Velocity

    EA0001407439

    METER UNIT

    $766.55
    577.99116RIn StockProbes & Sensors
    Automann

    577.99116R

    2 WIRE SPEED SENSOR HARNESS

    $17.34
    TRANSMISSION SPEED SENSORIn StockProbes & Sensors
    EBAY

    897256250

    TRANSMISSION SPEED SENSOR

    $32.75
    8982408870In StockProbes & Sensors
    Velocity

    8982408870

    SPEED SENSOR

    $47.53
    133765In StockProbes & Sensors
    Velocity

    133765

    THROTTLE POSITION SENSOR

    $379.01
    050738In StockProbes & Sensors
    PAI Industries

    050738

    SENSOR CUM4358939

    $131.16
    350619In StockProbes & Sensors
    PAI Industries

    350619

    CANK POSITION SENSOR CAT 1918303

    $80.94
    350620In StockProbes & Sensors
    PAI Industries

    350620

    CAM POSITION SENSOR CAT 1918304 1899801

    $86.87
    LST-3633In StockProbes & Sensors
    PAI Industries

    LST-3633

    LOW PRESSURE BRAKE SWITCH NORMALLY CLOSED

    $17.39
    730393In StockProbes & Sensors
    PAI Industries

    730393

    DIFF TEMP SENSOR

    $33.12
    A6805401717In StockProbes & Sensors
    Velocity

    A6805401717

    OUTLET TEMP SENSOR 650712

    $130.20
    050627In StockProbes & Sensors
    PAI Industries

    050627

    FUEL PRESSURE SENSOR OEM: 4954245

    $60.95
    730395In StockProbes & Sensors
    PAI Industries

    730395

    KW TEMP SENSOR Q21-1002

    $48.88

    Sample price ranges by brand

    Brand / vendorLowHighListed
    PAI Industries$17.39$584.7416
    Automann$17.34$59.215
    MHC Kenworth$45.72$616.854
    Velocity$47.53$766.554
    Peterbilt of Knoxville$71.19$408.684
    KP Services Crossville$32.10$115.694

    Frequently asked questions

    What sensors are common failure items?
    ABS, pressure, temperature, NOx/DPF, and fluid level sensors — depending on truck age and emissions spec.
    How do I avoid ordering the wrong sensor?
    Match OEM part number and connector pinout. VIN and engine emission family narrow compatible SKUs.
    Are aftermarket sensors reliable?
    Quality varies by brand — we list vendor on each SKU so you can choose preferred suppliers.