Dayco 4PK926EE Serpentine Belt - Air Conditioning

Dayco 4PK926EE Serpentine Belt Overview

The Dayco 4PK926EE is an EPDM serpentine belt for air conditioning drive applications on a wide range of GM trucks, SUVs, and vans, plus the Ford Transit Connect. It is a self-tensioning elastic belt built for direct replacement use where the OE application calls for a 4-rib K-section belt.

• EPDM4 construction for durability in accessory drive service
• 4-rib, K-section profile with straight rib design
• Black belt with a 0.54 in top width
• Effective length: 36.457 in (926.01 mm)
• Free length: 35.7 in (906.780 mm)
• Operating temperature range: -45°F to 212°F
• Meets SAE J1459 standards

Brand Line and Application

This Dayco belt supersedes E040357 and is listed for air conditioning accessory drive use on vehicles such as the Chevrolet Silverado 1500, GMC Sierra 1500, Chevrolet Express 2500, and Ford Transit Connect. The elastic self-tensioning design is used in applications where the belt is installed without a conventional tensioner, making correct length and rib profile critical for proper fit.

Part number 4PK926EE is also referenced for Chevrolet Express 3500, GMC Savana 3500, Chevrolet Tahoe, GMC Yukon, and related GM full-size truck and van platforms. If you are searching for a Dayco 4PK926EE serpentine belt for air conditioning, this listing matches the OE-style application details needed for fitment verification.

Key Fitment Details

• Fits 2019-2023 Ford Transit Connect, Air Conditioning
• Fits 2009-2020 Chevrolet Express 2500, Air Conditioning
• Fits 2009-2020 Chevrolet Express 3500, Air Conditioning
• Fits 2009-2020 GMC Savana 2500, Air Conditioning
• Fits 2009-2020 GMC Savana 3500, Air Conditioning
• Fits 2009-2019 Chevrolet Silverado 2500 HD, Air Conditioning
• Fits 2009-2019 Chevrolet Silverado 3500 HD, Air Conditioning
• Fits 2009-2019 GMC Sierra 2500 HD, Air Conditioning
• Fits 2009-2019 GMC Sierra 3500 HD, Air Conditioning
• Fits 2009-2014 Chevrolet Tahoe, Air Conditioning
• Fits 2009-2014 GMC Yukon, Air Conditioning
• Fits 2009-2013 Chevrolet Silverado 1500, Air Conditioning
• Fits 2009-2013 GMC Sierra 1500, Air Conditioning

What This Belt Helps Address

• Squealing or slipping from a worn air conditioning drive belt
• Loss of A/C compressor drive due to belt wear or stretching
• Cracking, glazing, or rib wear on the accessory belt surface
• Incorrect belt length after prior replacement with the wrong part
• Fitment issues on elastic self-tensioning belt applications

Installation Notes and Tips

Verify the vehicle’s A/C belt application before ordering, since this part is specific to elastic self-tensioning systems and supersedes E040357. Installation tool required notes appear on several GM applications, so follow the service procedure for the exact vehicle and route the belt according to the OE accessory layout. Confirm rib count, effective length, and K-section profile before installation.

Quality Assurance

Dayco manufactures this belt to SAE J1459 standards using EPDM4 material for consistent accessory drive performance across a broad temperature range. The 4PK926EE is specified for OE-style replacement use on supported Chevrolet, GMC, Cadillac, Hummer, and Ford applications.