Search Bar
Search by Part Number, Part Name, or Vehicle
  • My Garage
  • Cart
  • OE Parts
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
  • Shop OE Parts
  • Shop By Category
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting

2021 GMC Sierra 2500 HD A/C System Seal Kit

My Vehicle Change Vehicle
2021 GMC Sierra 2500 HD
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
A/C & Heating
  • Department
  • Prices

4 Products found

Sort by:
Recommended
Filter Results
Sort
View by
  • OEM 2021 GMC Sierra 2500 HD Suction Hose Seal - 13418809
    OEM 2021 GMC Sierra 2500 HD Suction Hose Seal Diagram - 13418809
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 2500 HD Suction Hose Seal

    PartNumber: 13418809
    $4.71 MSRP: $8.86
    You Save: $4.15 (47%)
    Product Specifications
    • Notes: 6.6 Liter Gas, 1/2"; 6.6 Liter Diesel, 1/2"
    • Item Dimensions: 1.2 x 1.2 x 0.1 inches
    • Item Weight: 0.30 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 2500 HD Suction Hose Seal
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 2500 HD | AT4, AT4X, Base, Denali, Denali Ultimate, Pro, 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 FLEX, 8 Cyl 6.6 L GAS
  • OEM 2021 GMC Sierra 2500 HD AC Line Seal - 13418808
    OEM 2021 GMC Sierra 2500 HD AC Line Seal Diagram - 13418808
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 2500 HD AC Line Seal

    PartNumber: 13418808
    $4.71 MSRP: $8.86
    You Save: $4.15 (47%)
    Product Specifications
    • Notes: 6.6 Liter Gas, 3/4"; 6.6 Liter Diesel, 3/4"
    • Item Dimensions: 1.5 x 1.5 x 0.2 inches
    • Item Weight: 0.30 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 2500 HD AC Line Seal
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 2500 HD | AT4, AT4X, Base, Denali, Denali Ultimate, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS
  • OEM 2021 GMC Sierra 2500 HD Seal Kit - 84706879
    OEM 2021 GMC Sierra 2500 HD Seal Kit Diagram - 84706879
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 2500 HD Seal Kit

    PartNumber: 84706879
    $49.83 MSRP: $94.04
    You Save: $44.21 (48%)
    Product Specifications
    • Other Names: Seal Kit
    • Fitment Type: Direct Replacement
    • Replaces: 84532400
    • Replaced by: 85129276
    • Part Description: 2021 GMC Sierra 2500 HD Seal Kit
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 2500 HD | AT4, AT4X, Base, Denali, Denali Ultimate, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS
  • OEM 2021 GMC Sierra 2500 HD AC Hose Seal - 13418807
    OEM 2021 GMC Sierra 2500 HD AC Hose Seal Diagram - 13418807
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 2500 HD AC Hose Seal

    PartNumber: 13418807
    $4.71 MSRP: $8.86
    You Save: $4.15 (47%)
    Product Specifications
    • Notes: 6.6 Liter Gas, 5/8"; 6.6 Liter Gas; 6.6 Liter Diesel, 5/8"; 6.6 Liter Diesel
    • Item Dimensions: 1.2 x 1.2 x 0.2 inches
    • Item Weight: 0.30 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 2500 HD AC Hose Seal
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 2500 HD | AT4, AT4X, Base, Denali, Denali Ultimate, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS