Dayco 5081300 HD Poly Rib Serpentine Belt 8 Rib 130 Inch

The Dayco 5081300 is a heavy-duty poly rib serpentine belt engineered for demanding multi-accessory drive applications in heavy-duty vehicles and buses. This belt features a robust 8-rib design with an industry number designation of 8PK3300, measuring 130 inches in length and approximately 1.09 inches in width.

Advanced EPDM Construction:

• EPDM rubber compound engineered to resist heat up to 266°F (130°C)
• Aramid fiber reinforcement for exceptional durability and tensile strength
• Specially treated cords ensure length stability and proper tension throughout the belt's service life
• Advanced W-profile rib design conforms to worn or misaligned drives to minimize noise

Heavy-Duty Performance Features:

• Solid rib construction delivers superior pulling power and torque capacity
• Engineered for high torque and power pulse applications including A/C compressors, power steering pumps, alternators, and water pumps
• Reduced flexural stress for improved flexibility in both normal and backside bending
• Resists cracking and performs reliably in extreme temperature ranges

Quality Standards:

• Meets or exceeds SAE J1459 and SAE J2432 specifications
• Manufactured in the USA with Dayco's proven engineering excellence
• Designed for extended service life in professional and commercial applications

This belt is commonly used in diesel truck applications including Ford Powerstroke and Dodge Ram Cummins engines with dual alternator configurations. Cross-reference numbers include K081298HD, 4081298, 3947109, and various OEM part numbers.