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Replacement and OEM Parts for Chevrolet Trailblazer EXT Oxygen Sensor
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Chevrolet Trailblazer EXT Oxygen Sensor

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Oxygen Sensors
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  • OEM Chevrolet Trailblazer EXT Rear Oxygen Sensor Diagram - 19209808
    View Related Parts

    OEM (Genuine) Chevrolet Trailblazer EXT Rear Oxygen Sensor

    PartNumber: 19209808
    OEM Chevrolet Trailblazer EXT Rear Oxygen Sensor - 19209808
    Product Specifications
    • Other Names: Oxygen Sensor, Rear Oxygen Sensor
    • Item Dimensions: 8.6 x 3.3 x 3.3 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 25333812, 12573168, 12583806, 19210711, 12575389, 19256731
    • Part Description: Chevrolet Trailblazer EXT Rear Oxygen Sensor
    More Info
    $56.05 MSRP: $105.76
    You Save: $49.71 (48%)
  • Denso Oxygen Sensor for Chevrolet Trailblazer EXT - 234-4561

    Denso® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: 234-4561
    Product Specifications
    • Connector Gender: Female
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • OE Part Number: 19209816
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511119581
    • Wire Harness Length: 12.99" (329.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $70.54
  • OEM Chevrolet Trailblazer EXT Front Oxygen Sensor Diagram - 12592591
    View Related Parts

    OEM (Genuine) Chevrolet Trailblazer EXT Front Oxygen Sensor

    PartNumber: 12592591
    OEM Chevrolet Trailblazer EXT Front Oxygen Sensor - 12592591
    Product Specifications
    • Other Names: Front Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 8.4 x 3.3 x 3.4 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Chevrolet Trailblazer EXT Front Oxygen Sensor
    More Info
    $42.35 MSRP: $79.91
    You Save: $37.56 (48%)
  • Delphi Oxygen Sensor for Chevrolet Trailblazer EXT - ES20008

    Delphi® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: ES20008
    Product Specifications
    • Connector Shape: Triangular
    • Position: Upstream
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604145531
    • Wire Harness Length: 15.2" (380 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $71.73
  • Denso Oxygen Sensor for Chevrolet Trailblazer EXT - 234-4119

    Denso® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: 234-4119
    Product Specifications
    • Connector Gender: Male
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511113008
    • Wire Harness Length: 18.74" (476 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $48.08
  • Spectra Premium Oxygen Sensor for Chevrolet Trailblazer EXT - OS5502

    Spectra Premium® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: OS5502
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Trapeze
    • Installation Type: Screw
    • Overall Length: 22 1/4"
    • Position: Front
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607538878
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $18.36
  • OEM Chevrolet Trailblazer EXT Rear Oxygen Sensor Diagram - 19209805
    View Related Parts

    OEM (Genuine) Chevrolet Trailblazer EXT Rear Oxygen Sensor

    PartNumber: 19209805
    OEM Chevrolet Trailblazer EXT Rear Oxygen Sensor - 19209805
    Product Specifications
    • Other Names: Oxygen Sensor, Rear Oxygen Sensor
    • Item Dimensions: 8.3 x 3.2 x 3.3 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 19256730, 12581346, 19210712, 12590750
    • Part Description: Chevrolet Trailblazer EXT Rear Oxygen Sensor
    More Info
    $87.83 MSRP: $165.74
    You Save: $77.91 (48%)
  • Walker Products Premium Oxygen Sensor for Chevrolet Trailblazer EXT - 250-24950

    Walker Products® Premium Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: 250-24950
    Product Specifications
    • Connector Gender: Male
    • Overall Length: 14.88"(377.952 mm)
    • Position: Downstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620045349
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 11.34"(288.036 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Chevrolet Trailblazer EXT Premium Oxygen Sensor
    More Info
    $66.24
  • Delphi Oxygen Sensor for Chevrolet Trailblazer EXT - ES20352

    Delphi® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: ES20352
    Product Specifications
    • Connector Shape: Square
    • Position: Front
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604201510
    • Wire Harness Length: 17.2" (430 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $68.10
  • NTK OE Type Oxygen Sensor for Chevrolet Trailblazer EXT - 21545

    NTK® OE Type Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: 21545
    Product Specifications
    • Mounting Type: Threaded
    • Sensor Type: Heated
    • Thread Diameter: 18.000
    • Universal Or Specific Fit: Specific
    • UPC: 087295215456
    • Wire Quantity: 4
    • Wiring Harness Length: 17.7500
    • Part Description: Chevrolet Trailblazer EXT OE Type Oxygen Sensor
    More Info
    $55.52
  • Denso Oxygen Sensor for Chevrolet Trailblazer EXT - 234-4348

    Denso® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: 234-4348
    Product Specifications
    • Connector Gender: Female
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511113268
    • Wire Harness Length: 12.13" (308.1 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $42.82
  • Spectra Premium Oxygen Sensor for Chevrolet Trailblazer EXT - OS5062

    Spectra Premium® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: OS5062
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Trapeze
    • Installation Type: Screw
    • Overall Length: 20 1/16"
    • Position: Upstream
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 5
    • Thread: M18 X 1.5 mm
    • UPC: 671607155860
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $18.36
  • OEM Chevrolet Trailblazer EXT Front Oxygen Sensor Diagram - 12577588
    View Related Parts

    OEM (Genuine) Chevrolet Trailblazer EXT Front Oxygen Sensor

    PartNumber: 12577588
    OEM Chevrolet Trailblazer EXT Front Oxygen Sensor - 12577588
    Product Specifications
    • Other Names: Front Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 8.4 x 3.1 x 3.1 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 24577273
    • Part Description: Chevrolet Trailblazer EXT Front Oxygen Sensor
    More Info
    $65.78 MSRP: $124.16
    You Save: $58.38 (48%)
  • Delphi Oxygen Sensor for Chevrolet Trailblazer EXT - ES20355

    Delphi® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: ES20355
    Product Specifications
    • Connector Shape: Triangular
    • Position: Front
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604201534
    • Wire Harness Length: 20" (500 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $55.59
  • NTK OE Type Oxygen Sensor for Chevrolet Trailblazer EXT - 21546

    NTK® OE Type Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: 21546
    Product Specifications
    • Mounting Type: Threaded
    • Sensor Type: Heated
    • Thread Diameter: 18.000
    • Universal Or Specific Fit: Specific
    • UPC: 087295215463
    • Wire Quantity: 4
    • Wiring Harness Length: 16.5000
    • Part Description: Chevrolet Trailblazer EXT OE Type Oxygen Sensor
    More Info
    $45.42
  • Walker Products Premium Oxygen Sensor for Chevrolet Trailblazer EXT - 250-24654

    Walker Products® Premium Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: 250-24654
    Product Specifications
    • Connector Gender: Female
    • Overall Length: 20.0"(508 mm)
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620039799
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 16.46"(418.084 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Chevrolet Trailblazer EXT Premium Oxygen Sensor
    More Info
    $44.24
  • Denso Oxygen Sensor for Chevrolet Trailblazer EXT - 234-4651

    Denso® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: 234-4651
    Product Specifications
    • Connector Gender: Female
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511146518
    • Wire Harness Length: 16.54" (420.1 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $41.62
  • Spectra Premium Oxygen Sensor for Chevrolet Trailblazer EXT - OS5516

    Spectra Premium® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: OS5516
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Square
    • Installation Type: Screw
    • Overall Length: 18 7/8"
    • Position: Upstream
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607539011
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $21.12
  • OEM Chevrolet Trailblazer EXT Sensor Asm-Heated Oxygen (Position 2) Diagram - 12590749
    View Related Parts

    OEM (Genuine) Chevrolet Trailblazer EXT Sensor Asm-Heated Oxygen (Position 2)

    PartNumber: 12590749
    OEM Chevrolet Trailblazer EXT Sensor Asm-Heated Oxygen (Position 2) - 12590749
    Product Specifications
    • Other Names: Front Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 8.4 x 3.1 x 3.1 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Chevrolet Trailblazer EXT Sensor Asm-Heated Oxygen (Position 2)
    More Info
    $29.67 MSRP: $95.51
    You Save: $65.84 (69%)
  • Delphi Oxygen Sensor for Chevrolet Trailblazer EXT - ES20095

    Delphi® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: ES20095
    Product Specifications
    • Connector Shape: Square
    • Position: Rear
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604144763
    • Wire Harness Length: 16" (400 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $53.01
  • NTK OE Type Oxygen Sensor for Chevrolet Trailblazer EXT - 21023

    NTK® OE Type Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: 21023
    Product Specifications
    • Installation Type: Screw
    • Location: B1S2
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Thread Diameter: 0.71" (18 mm)
    • Wire Harness Length: 12.25" (311.2 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Chevrolet Trailblazer EXT OE Type Oxygen Sensor
    More Info
    $43.74
  • Walker Products Premium Oxygen Sensor for Chevrolet Trailblazer EXT - 250-24698

    Walker Products® Premium Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: 250-24698
    Product Specifications
    • Connector Gender: Female
    • Location: B1S2 Sensor
    • Overall Length: 20.79"(528.066 mm)
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620014215
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 17.24"(437.896 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Chevrolet Trailblazer EXT Premium Oxygen Sensor
    More Info
    $43.87
  • Denso Oxygen Sensor for Chevrolet Trailblazer EXT - 234-4331

    Denso® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: 234-4331
    Product Specifications
    • Connector Gender: Male
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511113114
    • Wire Harness Length: 18.9" (480.1 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $40.62
  • Spectra Premium Oxygen Sensor for Chevrolet Trailblazer EXT - OS5058

    Spectra Premium® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: OS5058
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Square
    • Installation Type: Screw
    • Overall Length: 17 11/16"
    • Position: Upstream
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607155693
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $18.36
  • OEM Chevrolet Trailblazer EXT Rear Oxygen Sensor Diagram - 12585999
    View Related Parts

    OEM (Genuine) Chevrolet Trailblazer EXT Rear Oxygen Sensor

    PartNumber: 12585999
    OEM Chevrolet Trailblazer EXT Rear Oxygen Sensor - 12585999
    Product Specifications
    • Other Names: Oxygen Sensor, Rear Oxygen Sensor
    • Item Dimensions: 8.1 x 3.0 x 3.2 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Chevrolet Trailblazer EXT Rear Oxygen Sensor
    More Info
    $99.07 MSRP: $186.94
    You Save: $87.87 (48%)
  • Delphi Oxygen Sensor for Chevrolet Trailblazer EXT - ES20117

    Delphi® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: ES20117
    Product Specifications
    • Connector Shape: Square
    • Position: Front
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604145296
    • Wire Harness Length: 17.2" (430 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $51.81
  • Walker Products Oxygen Sensor for Chevrolet Trailblazer EXT - 350-34343

    Walker Products® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: 350-34343
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Overall Length: 14.88"
    • Position: Downstream Driver Side
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620091605
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 11.34"
    • Wires Quantity: 4 Wire Leads
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $41.71
  • Denso Universal Fit Oxygen Sensor for Chevrolet Trailblazer EXT - 234-4209

    Denso® Universal Fit Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: 234-4209
    Product Specifications
    • Installation Type: Threaded
    • O2 Sensor Configuration: Universal
    • OE Part Number: 56028232AA, 56028233AA, 56028235AA, 56041345AD, 89465-52200
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511142091
    • Wire Harness Length: 11.77" (299 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Chevrolet Trailblazer EXT Universal Fit Oxygen Sensor
    More Info
    $41.03
  • Spectra Premium Oxygen Sensor for Chevrolet Trailblazer EXT - OS6048

    Spectra Premium® Oxygen Sensor for Chevrolet Trailblazer EXT

    PartNumber: OS6048
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Square
    • Installation Type: Screw
    • OE Part Number: 8125671270, 12567127
    • Overall Length: 16.75" (425.45 mm)
    • UPC: 671607161915
    • Part Description: Chevrolet Trailblazer EXT Oxygen Sensor
    More Info
    $29.17
  • OEM Chevrolet Trailblazer EXT Front Oxygen Sensor Diagram - 12573721
    View Related Parts

    OEM (Genuine) Chevrolet Trailblazer EXT Front Oxygen Sensor

    PartNumber: 12573721
    OEM Chevrolet Trailblazer EXT Front Oxygen Sensor - 12573721
    Product Specifications
    • Other Names: Front Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 8.2 x 3.2 x 3.1 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Chevrolet Trailblazer EXT Front Oxygen Sensor
    More Info
    $65.50 MSRP: $123.60
    You Save: $58.10 (48%)
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