Dayco 5060643DR Poly Rib Serpentine Belt - 6-Rib 64.25 Inch

The Dayco 5060643DR is a high-performance poly rib serpentine belt designed for passenger cars and light-duty trucks. This 6-rib belt features a 64.25-inch effective length and is engineered to handle the demanding drives found in today's high-mileage vehicles.

Advanced W Profile Design:

• Aramid-reinforced EPDM compound construction for superior strength and durability
• Unique rib profile engineered to conform to worn or misaligned drives
• Helps eliminate noisy belt conditions common in high-mileage applications
• Resists cracking and performs better in extreme temperature ranges
• Extensive laboratory and road testing ensures reliable performance

Key Specifications:

• Number of Ribs: 6
• Effective Length: 64.25 inches
• Top Width: 0.81 inches (6-rib standard)
• Profile Type: W Profile (Dayco's advanced serpentine design)

Constructed to meet or exceed OE requirements, this Dayco Poly Rib serpentine belt offers extensive flexibility and longer service life while handling higher workloads. The aramid cord reinforcement provides excellent length stability and minimal stretch, making it ideal for accessory drives including alternators, power steering pumps, air conditioning compressors, and water pumps. Trust Dayco's industry-leading engineering to restore your vehicle's belt drive system efficiency.