Dayco 6PK871EE Serpentine Belt - Air Conditioning

Reliable Serpentine Belt for Ford F-150 and Mustang

The Dayco 6PK871EE serpentine belt is engineered to meet the demands of Ford F-150 and Mustang vehicles. Designed with durable EPDM4 material and a six-rib K-section profile, this belt ensures consistent performance under varying temperature conditions.

• Constructed from EPDM4 material for enhanced durability
• Top width of 0.82 inches with six straight ribs
• Effective length options of 34.291 inches (871 mm) and free length of 33.5 inches (850.9 mm)
• Designed to operate between -45°C and 212°F (100°C)
• Complies with SAE J1459 standards for quality and performance

Dayco Supersedes E060335 Product Line Details

This serpentine belt is part of the Dayco Supersedes E060335 product line, which focuses on replacement belts that meet or exceed original equipment specifications. The 6PK871EE model maintains compatibility with specific Ford models, providing a reliable alternative for accessory drive belt system components.

Technical Description and Specifications

The Dayco 6PK871EE serpentine belt features a K-section cross section with six straight ribs, providing optimal grip and flexibility for accessory drive systems. Its black EPDM4 construction offers resistance to heat, ozone, and wear, supporting a maximum operating temperature of 100°C (212°F) and a minimum operating temperature down to -45°C (-42.7°F). The belt’s effective length of 871 mm (34.291 inches) and free length of approximately 850.9 mm (33.5 inches) ensure precise fitment for Ford F-150 and Mustang models requiring this specification.

Compatible Applications and Common Issues Addressed

• Replacement for worn or cracked serpentine belts on Ford F-150 and Mustang
• Resolves belt slippage and squealing noises in accessory drive systems
• Prevents loss of power to alternator, power steering, and air conditioning components
• Addresses belt degradation caused by extreme temperature fluctuations
• Suitable for vehicles requiring a six-rib K-section belt with specific length and width

Installation Notes and Tips

Ensure the serpentine belt routing matches the vehicle’s accessory drive diagram before installation. Inspect pulleys and tensioners for wear or damage to avoid premature belt failure. Proper tension adjustment is critical to maintain belt performance and longevity. Use the Dayco 6PK871EE part number to verify compatibility with your Ford F-150 or Mustang model year and engine configuration.

Quality Assurance and Standards Compliance

The Dayco 6PK871EE serpentine belt meets SAE J1459 standards, ensuring it adheres to industry requirements for durability and performance. Manufactured with high-quality EPDM4 material, this belt is designed to withstand temperature extremes and resist wear. While no specific warranty information is provided, Dayco products typically align with OEM quality expectations for accessory drive belt components.