Dayco 15700 Accessory Drive Belt - Fan and Generator, Generator and Air Conditioning or Power Steering and Air Pump

Accessory Drive Belt for OE-Style Fitment

Dayco 15700 is an accessory drive belt built from a synthetic rubber compound with a top-cog construction for dependable belt tracking and flexibility. It is sized at 70 in. effective length with a 0.44 in. top width, making it a direct replacement option for select Chrysler, Buick, Chevrolet, Oldsmobile, and Pontiac applications.

Use Dayco 15700 when you need an accessory drive belt for vehicles such as the Chrysler Imperial, Chrysler New Yorker, and Pontiac Sunbird. This belt is also listed for power steering and air pump applications on select Buick Skyhawk, Chevrolet Monza, Oldsmobile Starfire, and Pontiac Sunbird models without air conditioning.

Key Features

• Synthetic rubber compound construction for consistent belt performance
• Top-cog design for improved flexibility around pulleys
• Black finish with a 36-degree angle profile
• Effective length: 70 in. (1778 mm)
• Outside circumference: 70.57 in. (1792.48 mm)
• Built to SAE J636 and SAE J637 standards
• Operating temperature range: -35 to 175 degrees

Detailed Description

Dayco 15700 is an accessory drive belt engineered for classic and older accessory drive belt system layouts, including generator and air conditioning applications on select Chrysler models and power steering and air pump applications on select GM vehicles. The belt’s top-cog construction helps it flex around smaller pulleys while maintaining stable contact, and the synthetic rubber compound supports reliable operation across a wide temperature range. For buyers searching for a Dayco 15700 belt for Chrysler Imperial, New Yorker, or 300 fitment, this part provides a direct replacement path based on the listed vehicle applications.

This part cross-references Gates 10A1765 and Goodyear 15700 for the same application.

What This Belt Helps Address

• Squealing or slipping accessory drive belt operation
• Loss of belt-driven accessory function
• Cracking, glazing, or wear on an aging belt
• Incorrect belt length for listed Chrysler and GM applications
• Reduced belt flexibility in accessory drive systems

Installation Notes and Tips

• Verify the vehicle’s accessory layout before ordering; listed fitments include generator and air conditioning, or power steering and air pump configurations.
• Confirm the application does not require air conditioning where the fitment note specifies vehicles without air conditioning.
• Inspect pulleys, tensioners, and accessory alignment before installing the new belt.
• Match the belt length and profile to the existing routing for proper fit.

Quality Assurance

Dayco manufactures this belt to SAE J636 and SAE J637 standards, with a synthetic rubber compound and top-cog construction specified for the part. Compatible With 1957-1960 Chrysler Imperial, Chrysler New Yorker, Chrysler 300, Chrysler Town & Country, Chrysler Newport, and 1977-1980 Buick Skyhawk, Chevrolet Monza, Oldsmobile Starfire, and Pontiac Sunbird applications as listed.