Dayco 15240 Accessory Drive Belt

Accessory Drive Belt for OE-Style Service

The Dayco 15240 accessory drive belt is built for accessory drive systems that need a compact, reliable belt profile. Made from a synthetic rubber compound with a top-cog construction, it is sized for consistent belt tracking and dependable operation across a wide temperature range.

Use this belt when servicing applications such as Jeep Wrangler alternator and compressor drive, Chrysler Town & Country air pump drive, or Volkswagen Quantum water pump drive. The Dayco 15240 is also a direct search match for classic Chrysler, Dodge, Plymouth, Audi, and Jeep accessory drive belt applications.

Key Features

• Synthetic rubber compound for durable belt construction
• Top-cog design helps the belt flex smoothly around pulleys
• Black finish with a .44 in. top width
• 24 in. effective length and 24.57 in. outside circumference
• 36-degree angle profile
• Operates from -35°F to 175°F
• Built to SAE J636 and SAE J637 standards

Detailed Product Overview

Dayco 15240 is an accessory drive belt designed for vehicles that use a narrow, cogged belt profile in the accessory drive belt system. Its synthetic rubber compound and top-cog construction support stable belt routing and consistent engagement on pulleys. With fitment spanning 1981-1990 model years, this belt is a practical replacement for older Chrysler, Dodge, Plymouth, Audi, Volkswagen, and Jeep applications. If you are searching for a Dayco 15240 belt for a Jeep Wrangler, Chrysler Town & Country, or Dodge Aries, this part number is a strong fitment reference.

This part cross-references ACDelco 15240 and Gates 10A0635 for the same application.

What This Belt Helps Address

• Squealing or slipping accessory drive belt noise
• Cracked, glazed, or worn belt surfaces
• Poor belt tracking on cogged pulley systems
• Loss of drive to the alternator, compressor, air pump, or water pump
• Replacement needs on older Chrysler, Dodge, Plymouth, Audi, Volkswagen, and Jeep vehicles

Installation Notes and Tips

Verify belt length, width, and pulley routing before installation. Confirm the accessory position listed for your vehicle, since this belt is used in alternator and compressor, air pump, and water pump applications depending on the platform. Check pulley condition and alignment during service, and replace worn tensioning components if needed to maintain proper belt operation.

Quality Assurance

Dayco manufactures accessory drive components to meet SAE J636 and SAE J637 standards. The 15240 part number is specified for a defined range of classic vehicle applications, including 1981-1990 Jeep Wrangler, 1982-1986 Chrysler Town & Country, and 1982-1985 Volkswagen Quantum service positions.