Dayco 15605 Accessory Drive Belt

Dayco 15605 Accessory Drive Belt

The Dayco 15605 accessory drive belt is built for accessory drive systems that demand a precise fit and stable operation. With a synthetic rubber compound, top-cog construction, and a 36-degree angle, it is suited for a wide range of classic and late-1980s to early-1990s applications, including Dodge D250, Dodge Ramcharger, and Chevrolet R3500 fitments.

• Synthetic rubber compound for durable belt performance
• Top-cog construction for flexibility in accessory drive routing
• Black finish with a .44 top width
• Effective length: 60.50 in. / 1536.70 mm
• Outside circumference: 61.07 in. / 1551.18 mm
• Built to SAE J636 and SAE J637 standards
• Operating temperature range: -35 to 175 degrees

Fitment and Application Details

This Dayco 15605 belt is listed for a broad range of vehicles with accessory drive configurations such as alternator and air conditioning, alternator and idler, fan and air conditioning, and power steering applications. It fits 1988-1992 Dodge D250, Alternator and Air Conditioning; 1988-1992 Dodge D250, Alternator and Idler; 1989-1991 Chevrolet R3500, Fan, Air Conditioning and Power Steering; and 1987-1991 GMC V3500, Fan, Air Conditioning and Power Steering. It also fits many Chrysler, Dodge, Chevrolet, GMC, Buick, Oldsmobile, Pontiac, and Plymouth models across the 1955-1992 range.

This part cross-references Gates 10A1525 and Bando B2605 for the same application.

What This Belt Helps Address

• Squealing or slipping accessory drive belt noise
• Loss of alternator, air conditioning, or power steering drive
• Cracking, glazing, or wear on an aging belt
• Incorrect belt length or routing on service replacement
• Reduced belt flexibility in multi-accessory drive systems

Installation Notes and Tips

Verify belt routing, pulley alignment, and the required accessory configuration before installation. Confirm the application by year, make, model, and position, since this part is listed for multiple setups including alternator and air conditioning, alternator and idler, fan and air conditioning, and power steering combinations. Check the existing belt length and outside circumference against the Dayco 15605 specifications before final fitment.

Quality Assurance

Dayco manufactures accessory drive belts to published dimensional and performance standards, and this belt meets SAE J636 and SAE J637 requirements. The synthetic rubber compound and top-cog design support consistent service in a wide operating temperature range.