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<b>Heavy Duty Serpentine Belt</b>

Heavy Duty Serpentine Belt


2015-2020 Cadillac Escalade Air Conditioning
2021-2022 Cadillac Escalade V8 6.2L Air Conditioning
2015-2020 Cadillac Escalade ESV Air Conditioning
2021-2022 Cadillac Escalade ESV V8 6.2L Air Conditioning
2014-2015 Chevrolet Silverado 1500 Air Conditioning
2016-2018 Chevrolet Silverado 1500 V6 4.3L Flex Fuel Air Conditioning
2016-2018 Chevrolet Silverado 1500 V8 5.3L Flex Fuel Air Conditioning
2016-2018 Chevrolet Silverado 1500 V8 5.3L Gas Engine Air Conditioning
2016-2018 Chevrolet Silverado 1500 V8 6.2L Gas Engine Air Conditioning
2019-2021 Chevrolet Silverado 1500 V6 4.3L Air Conditioning
2019-2023 Chevrolet Silverado 1500 V8 5.3L Air Conditioning
2019-2023 Chevrolet Silverado 1500 V8 6.2L Air Conditioning
2019 Chevrolet Silverado 1500 Legacy

Check Fitment for Your Vehicle


    2015-2020 Cadillac Escalade Air Conditioning
    2021-2022 Cadillac Escalade V8 6.2L Air Conditioning
    2015-2020 Cadillac Escalade ESV Air Conditioning
    2021-2022 Cadillac Escalade ESV V8 6.2L Air Conditioning
    2014-2015 Chevrolet Silverado 1500 Air Conditioning
    2016-2018 Chevrolet Silverado 1500 V6 4.3L Flex Fuel Air Conditioning
    2016-2018 Chevrolet Silverado 1500 V8 5.3L Flex Fuel Air Conditioning
    2016-2018 Chevrolet Silverado 1500 V8 5.3L Gas Engine Air Conditioning
    2016-2018 Chevrolet Silverado 1500 V8 6.2L Gas Engine Air Conditioning
    2019-2021 Chevrolet Silverado 1500 V6 4.3L Air Conditioning
    2019-2023 Chevrolet Silverado 1500 V8 5.3L Air Conditioning
    2019-2023 Chevrolet Silverado 1500 V8 6.2L Air Conditioning
    2019 Chevrolet Silverado 1500 Legacy Air Conditioning
    2022 Chevrolet Silverado 1500 LTD V8 5.3L Air Conditioning
    2022 Chevrolet Silverado 1500 LTD V8 6.2L Air Conditioning
    2020-2024 Chevrolet Silverado 2500 HD V8 6.6L Gas Engine Air Conditioning
    2021-2024 Chevrolet Silverado 2500 HD V8 6.6L Flex Fuel Air Conditioning
    2020-2024 Chevrolet Silverado 3500 HD V8 6.6L Gas Engine Air Conditioning
    2021-2024 Chevrolet Silverado 3500 HD V8 6.6L Flex Fuel Air Conditioning
    2015-2018 Chevrolet Suburban Air Conditioning
    2019 Chevrolet Suburban V8 5.3L Flex Fuel Air Conditioning
    2019 Chevrolet Suburban V8 6.2L Flex Fuel Air Conditioning
    2019 Chevrolet Suburban V8 6.2L Gas Engine Air Conditioning
    2020 Chevrolet Suburban Air Conditioning
    2021-2023 Chevrolet Suburban V8 6.2L Air Conditioning
    2021-2024 Chevrolet Suburban V8 5.3L Air Conditioning
    2015-2020 Chevrolet Tahoe Air Conditioning
    2021-2023 Chevrolet Tahoe V8 6.2L Air Conditioning
    2021-2024 Chevrolet Tahoe V8 5.3L Air Conditioning
    2014-2018 GMC Sierra 1500 Air Conditioning
    2019-2021 GMC Sierra 1500 V6 4.3L Air Conditioning
    2019-2023 GMC Sierra 1500 V8 5.3L Air Conditioning
    2019-2024 GMC Sierra 1500 V8 6.2L Air Conditioning
    2019 GMC Sierra 1500 Limited Air Conditioning
    2022 GMC Sierra 1500 Limited V8 5.3L Air Conditioning
    2022 GMC Sierra 1500 Limited V8 6.2L Air Conditioning
    2020-2024 GMC Sierra 2500 HD V8 6.6L Gas Engine Air Conditioning
    2021-2024 GMC Sierra 2500 HD V8 6.6L Flex Fuel Air Conditioning
    2020-2024 GMC Sierra 3500 HD V8 6.6L Gas Engine Air Conditioning
    2021-2024 GMC Sierra 3500 HD V8 6.6L Flex Fuel Air Conditioning
    2015-2020 GMC Yukon Air Conditioning
    2021-2024 GMC Yukon V8 5.3L Air Conditioning
    2021-2024 GMC Yukon V8 6.2L Air Conditioning
    2015-2020 GMC Yukon XL Air Conditioning
    2021-2024 GMC Yukon XL V8 5.3L Air Conditioning
    2021-2024 GMC Yukon XL V8 6.2L Air Conditioning

Verify exact fit by year, make, model, and options.

What’s in the Box

Product Attributes

Top Width: 0.56 in
Top Width: 14 mm
Effective Length: 33.78 in
Outside Circumference: 34.38 in
Rib Quantity: 4
Effective Length: 858 mm
Outside Circumference: 873 mm
Type: Automotive V-Ribbed Belt (Stretch Fit)
Belt Material: EPDM
Material: EPDM
Cord Material: Nylon
Grade Type: OEM
Product Grade: Heavy Duty

Reference Numbers


ACDelco: 12658178, 4K337SF
Continental: 4040349S, 4040352S
Dayco: 4PK888EE, E040340
Gates: K040337SF, K040338SF
Goodyear: S040337
Mileage Maker: 352K4SMK
NAPA: 25-040337SF, 25040337SF

Lifetime Warranty

This item is backed by our limited lifetime warranty. In the event this item should fail due to manufacturing defects during intended use, we will replace the part free of charge. This warranty covers the cost of the part only.

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