Dayco 5080970 Serpentine Belt

Durable Serpentine Belt for Mercedes-Benz 400E, 400SE, 500E, 500SEL

The Dayco 5080970 serpentine belt is engineered to meet the demanding requirements of Mercedes-Benz vehicles including the 400E, 400SE, 500E, and 500SEL models. Constructed with EPDM and aramid reinforcement, this belt offers reliable performance under a wide range of operating conditions.

• Material: EPDM with aramid fiber reinforcement for enhanced durability
• Top Width: 1.10 inches
• Effective Length: Approximately 97 inches (2463.80 mm)
• Outside Circumference: Approximately 97.66 inches (2480.57 mm)
• Rib Quantity: 8 ribs with a straight rib profile
• Cross Section: K-section design for optimal fit and function
• Operating Temperature Range: -45°C to 212°F (-42.7°C to 100°C)
• Meets SAE J1459 and SAE J2432 standards

Technical Overview of Dayco 5080970 Serpentine Belt

This serpentine belt is designed with a K-section cross section and eight straight ribs, providing consistent contact with pulleys to reduce slippage and wear. The EPDM material combined with aramid reinforcement enhances resistance to heat, ozone, and mechanical stress, ensuring longevity in the accessory drive belt system. The belt’s dimensions, including a top width of 1.10 inches and an effective length near 97 inches, are tailored for precise fitment on select Mercedes-Benz models.

Compatible Vehicles and Applications

• Compatible with Mercedes-Benz 400E accessory drive systems
• Suitable for Mercedes-Benz 400SE engine configurations
• Designed for Mercedes-Benz 500E accessory belt replacement
• Fits Mercedes-Benz 500SEL models requiring an 8-rib serpentine belt

Installation Notes and Tips

• Ensure the belt routing matches the vehicle’s accessory drive diagram
• Inspect pulleys and tensioners for wear before installation
• Use proper tensioning tools to achieve manufacturer-recommended belt tension
• Replace the belt if signs of cracking, glazing, or rib separation are present

Quality Assurance and Standards Compliance

The Dayco 5080970 serpentine belt complies with SAE J1459 and SAE J2432 standards, confirming its suitability for automotive accessory drive applications. Manufactured with quality materials and reinforced construction, this belt is designed to maintain performance within the specified temperature range from -45°C to 212°F. While no explicit warranty information is provided, Dayco products typically adhere to rigorous quality control processes to ensure reliability.