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Replacement and OEM Parts for 2021 GMC Sierra 3500 HD Third Brake Light

2021 GMC Sierra 3500 HD Third Brake Light

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2021 GMC Sierra 3500 HD
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  • OEM 2021 GMC Sierra 3500 HD High Mount Lamp Diagram - 84487008
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    OEM (Genuine) 2021 GMC Sierra 3500 HD High Mount Lamp

    PartNumber: 84487008
    OEM 2021 GMC Sierra 3500 HD High Mount Lamp - 84487008
    Product Specifications
    • Other Names: High Mount Lamp
    • Item Dimensions: 28.1 x 6.8 x 6.6 inches
    • Item Weight: 2.00 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 3500 HD High Mount Lamp
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 3500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
    $192.98 MSRP: $303.51
    You Save: $110.53 (37%)
  • OEM 2021 GMC Sierra 3500 HD High Mount Lamp Diagram - 84699123
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    OEM (Genuine) 2021 GMC Sierra 3500 HD High Mount Lamp

    PartNumber: 84699123
    OEM 2021 GMC Sierra 3500 HD High Mount Lamp - 84699123
    Product Specifications
    • Notes: Double, Crew Cab, W/Pickup Box Camera, W/Inside Mirror Display Camera
    • Other Names: High Mount Lamp
    • Item Dimensions: 25.5 x 8.1 x 8.1 inches
    • Item Weight: 2.00 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 3500 HD High Mount Lamp
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 3500 HD | AT4, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
    $340.74 MSRP: $514.05
    You Save: $173.31 (34%)
  • OEM 2021 GMC Sierra 3500 HD High Mount Lamp Diagram - 84699124
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 3500 HD High Mount Lamp

    PartNumber: 84699124
    OEM 2021 GMC Sierra 3500 HD High Mount Lamp - 84699124
    Product Specifications
    • Notes: Double, Crew Cab, W/Pickup Box Camera, W/O Inside Mirror Display Camera
    • Other Names: High Mount Lamp
    • Item Dimensions: 24.7 x 8.1 x 7.9 inches
    • Item Weight: 1.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 3500 HD High Mount Lamp
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 3500 HD | AT4, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
    $163.05 MSRP: $246.00
    You Save: $82.95 (34%)
  • OEM 2021 GMC Sierra 3500 HD High Mount Lamp Diagram - 84419006
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 3500 HD High Mount Lamp

    PartNumber: 84419006
    OEM 2021 GMC Sierra 3500 HD High Mount Lamp - 84419006
    Product Specifications
    • Notes: Double, Crew Cab, W/O Pickup Box Camera, W/O Inside Mirror Display Camera
    • Other Names: High Mount Lamp
    • Item Dimensions: 27.3 x 6.6 x 6.8 inches
    • Item Weight: 1.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 3500 HD High Mount Lamp
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 3500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
    $86.72 MSRP: $130.84
    You Save: $44.12 (34%)
  • OEM 2021 GMC Sierra 3500 HD High Mount Lamp Diagram - 84900397
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 3500 HD High Mount Lamp

    PartNumber: 84900397
    OEM 2021 GMC Sierra 3500 HD High Mount Lamp - 84900397
    Product Specifications
    • Notes: Regular Cab
    • Other Names: High Mount Lamp
    • Fitment Type: Direct Replacement
    • Replaces: 20979071, 23509162
    • Part Description: 2021 GMC Sierra 3500 HD High Mount Lamp
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 3500 HD | Base, Denali, SLE, SLT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
    $77.57 MSRP: $111.47
    You Save: $33.90 (31%)
  • OEM 2021 GMC Sierra 3500 HD High Mount Lamp Diagram - 84601056
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 3500 HD High Mount Lamp

    PartNumber: 84601056
    OEM 2021 GMC Sierra 3500 HD High Mount Lamp - 84601056
    Product Specifications
    • Other Names: High Mount Lamp
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 3500 HD High Mount Lamp
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 3500 HD | Base, SLE | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
    $80.84 MSRP: $121.97
    You Save: $41.13 (34%)