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Replacement and OEM Parts for 2021 GMC Sierra 1500 Oxygen Sensor

2021 GMC Sierra 1500 Oxygen Sensor

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2021 GMC Sierra 1500
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Oxygen Sensors
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  • OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor Diagram - 12687606
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    OEM (Genuine) 2021 GMC Sierra 1500 Upper Oxygen Sensor

    PartNumber: 12687606
    OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor - 12687606
    Product Specifications
    • Notes: 4.3, 5.3, 6.2 Liter, 5.3, 6.2 Liter; Silverado, Sierra; 5.3l; Upper; Right;Silverado, Sierra; 6.2l; Upper; Right
    • Location: Passenger Side
    • Other Names: Oxygen Sensor, Upper Oxygen Sensor
    • Item Dimensions: 9.2 x 2.1 x 1.1 inches
    • Item Weight: 9.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 1500 Upper Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    $43.32 MSRP: $81.76
    You Save: $38.44 (48%)
  • OEM 2021 GMC Sierra 1500 Lower Oxygen Sensor Diagram - 12670253
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    OEM (Genuine) 2021 GMC Sierra 1500 Lower Oxygen Sensor

    PartNumber: 12670253
    OEM 2021 GMC Sierra 1500 Lower Oxygen Sensor - 12670253
    Product Specifications
    • Notes: 4.3, 5.3, 6.2 Liter; Silverado, Sierra; 4.3l; Lower;Silverado, Sierra; 5.3l; Lower;Silverado, Sierra; 6.2l; Lower
    • Location: Driver Side; Passenger Side
    • Other Names: Lower Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 0.2 x 1.7 x 1.2 inches
    • Item Weight: 7.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 1500 Lower Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    $41.93 MSRP: $79.14
    You Save: $37.21 (48%)
  • OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor Diagram - 12668435
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Upper Oxygen Sensor

    PartNumber: 12668435
    OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor - 12668435
    Product Specifications
    • Notes: 4.3, 5.3, 6.2 Liter, 4.3 Liter;4.3, 5.3, 6.2 Liter, 5.3, 6.2 Liter; Silverado, Sierra; 4.3l; Upper; Left;Silverado, Sierra; 5.3l; Upper; Left;Silverado, Sierra; 6.2l; Upper; Left
    • Location: Driver Side
    • Other Names: Oxygen Sensor, Upper Oxygen Sensor
    • Item Dimensions: 0.2 x 1.6 x 1.1 inches
    • Item Weight: 7.10 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 1500 Upper Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    $38.52 MSRP: $72.70
    You Save: $34.18 (48%)
  • OEM 2021 GMC Sierra 1500 Lower Oxygen Sensor Diagram - 55488558
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Lower Oxygen Sensor

    PartNumber: 55488558
    OEM 2021 GMC Sierra 1500 Lower Oxygen Sensor - 55488558
    Product Specifications
    • Other Names: Lower Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 2.0 x 14.7 x 1.0 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 1500 Lower Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | Base, Elevation, SLE | 4 Cyl 2.7 L GAS
    $33.85 MSRP: $63.87
    You Save: $30.02 (48%)
  • OEM 2021 GMC Sierra 1500 Lower Nox Sensor Diagram - 24001899
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Lower Nox Sensor

    PartNumber: 24001899
    OEM 2021 GMC Sierra 1500 Lower Nox Sensor - 24001899
    Product Specifications
    • Notes: 3.0 Liter Diesel, 2020-22; Silverado, Sierra; Position 2
    • Other Names: Lower Nox Sensor, Nitrogen Oxide Sensor
    • Fitment Type: Direct Replacement
    • Replaces: 12694399, 12696464
    • Part Description: 2021 GMC Sierra 1500 Lower Nox Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    $143.44 MSRP: $270.66
    You Save: $127.22 (48%)
  • OEM 2021 GMC Sierra 1500 Rear Nox Sensor Diagram - 24001900
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    OEM (Genuine) 2021 GMC Sierra 1500 Rear Nox Sensor

    PartNumber: 24001900
    OEM 2021 GMC Sierra 1500 Rear Nox Sensor - 24001900
    Product Specifications
    • Notes: 3.0 Liter Diesel, 2020-22; Silverado, Sierra; Position 3
    • Other Names: Nitrogen Oxide Sensor, Rear Nox Sensor
    • Fitment Type: Direct Replacement
    • Replaces: 12694400, 12696465
    • Part Description: 2021 GMC Sierra 1500 Rear Nox Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    $148.40 MSRP: $280.02
    You Save: $131.62 (48%)
  • OEM 2021 GMC Sierra 1500 Upper Nox Sensor Diagram - 24001898
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Upper Nox Sensor

    PartNumber: 24001898
    OEM 2021 GMC Sierra 1500 Upper Nox Sensor - 24001898
    Product Specifications
    • Notes: 3.0 Liter Diesel, 2020-22; Silverado, Sierra; Position 1
    • Fitment Type: Direct Replacement
    • Replaces: 55509172, 55510105, 12694398, 12696463
    • Part Description: 2021 GMC Sierra 1500 Upper Nox Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    $152.20 MSRP: $287.18
    You Save: $134.98 (48%)
  • OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor Diagram - 12702181
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Upper Oxygen Sensor

    PartNumber: 12702181
    OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor - 12702181
    Product Specifications
    • Notes: 4.3, 5.3, 6.2 Liter, 4.3 Liter; Silverado, Sierra; 4.3l; Upper; Right
    • Location: Passenger Side
    • Other Names: Oxygen Sensor, Upper Oxygen Sensor
    • Item Dimensions: 4.1 x 3.2 x 2.8 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12697487, 12688831
    • Part Description: 2021 GMC Sierra 1500 Upper Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | Base | 6 Cyl 4.3 L GAS
    $46.07 MSRP: $83.40
    You Save: $37.33 (45%)
  • OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor Diagram - 12679935
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Upper Oxygen Sensor

    PartNumber: 12679935
    OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor - 12679935
    Product Specifications
    • Notes: 2.7 Liter; Silverado, Sierra; 2.7l; Upper
    • Other Names: Oxygen Sensor, Upper Oxygen Sensor
    • Item Dimensions: 8.4 x 1.5 x 1.1 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 1500 Upper Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | Base, Elevation, SLE | 4 Cyl 2.7 L GAS
    $55.91 MSRP: $92.53
    You Save: $36.62 (40%)
  • OEM 2021 GMC Sierra 1500 Oxygen Sensor Diagram - 12688831
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Oxygen Sensor

    PartNumber: 12688831
    OEM 2021 GMC Sierra 1500 Oxygen Sensor - 12688831
    Product Specifications
    • Other Names: Oxygen Sensor
    • Item Dimensions: 9.0 x 2.0 x 1.2 inches
    • Item Weight: 0.70 Pounds
    • Replaced by: 12702181
    • Part Description: 2021 GMC Sierra 1500 Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | Base | 6 Cyl 4.3 L GAS
    $44.19 MSRP: $83.40
    You Save: $39.21 (48%)