Dayco 17615 Accessory Drive Belt

Dayco 17615 Accessory Drive Belt Overview

The Dayco 17615 accessory drive belt is a top-cog synthetic rubber belt built for accessory drive systems that power components such as air conditioning, power steering, and air pumps. With a 0.53-inch top width, 61.50-inch effective length, and 36-degree angle, it is sized for specific OE-style applications across classic Ford, Mercury, Pontiac, and Cadillac vehicles.

Dayco 17615 is engineered to meet SAE J636 and SAE J637 standards and is listed for fitments including 1966-1968 Ford Mustang, 1967-1968 Mercury Cougar, and 1959-1960 Pontiac Catalina with the correct accessory drive setup.

Key Features

• Synthetic rubber compound construction for accessory drive service
• Top-cog design for flexible routing in belt drive systems
• 0.53-inch top width and 61.50-inch effective length
• Black finish with a 36-degree belt angle
• Rated for operating temperatures from -35°F to 175°F
• Built to SAE J636 and SAE J637 standards

Detailed Description

This Dayco accessory drive belt, part number 17615, is a direct-fit style belt for vehicles using air conditioning and power steering or air pump accessory drives. The belt’s synthetic rubber compound and top-cog construction help it conform to pulley layouts found in older belt-driven systems, while the listed dimensions support accurate replacement selection. Applications include 1980 Cadillac DeVille, 1974-1975 Ford E-100 Econoline, 1975 Ford E-150 Econoline, 1967-1968 Ford LTD, 1966-1968 Ford Mustang, 1967-1968 Mercury Cougar, 1968 Mercury Montego, 1966-1967 Mercury Villager, and 1959-1960 Pontiac Bonneville and Catalina.

This part cross-references Duralast 17615 and Motorcraft JC-616 for the same application.

What This Belt Helps Address

• Squealing or slipping accessory drive belt noise
• Cracked, glazed, or worn belt surfaces
• Loss of belt-driven operation for air conditioning or power steering
• Incorrect belt length or width during replacement
• Fitment issues on vehicles with factory accessory drive configurations

Installation Notes and Tips

Verify pulley routing, accessory configuration, and belt dimensions before installation. This belt is listed for specific positions including air conditioning and power steering, air conditioning and air pump, and power steering, so match the vehicle’s original setup exactly. Confirm the application against the vehicle’s year, make, model, and accessory arrangement before service. Dayco 17615 is also referenced by the part number 17615 in interchange listings, which can help when cross-checking catalog data.

Quality Assurance

Dayco 17615 is manufactured to SAE J636 and SAE J637 standards for accessory drive belt applications. The belt’s temperature range and material specification support consistent service in the listed OE-style fitments, including Ford Mustang, Mercury Cougar, and Pontiac Catalina applications.