Dayco 5040439DR Poly Rib Serpentine Belt - 43.9 Inch 4-Rib

The Dayco 5040439DR is a high-quality poly-rib serpentine belt designed for reliable performance in demanding automotive applications. Constructed with aramid reinforced EPDM compounds, this belt delivers Original Equipment (OE) quality or better for modern light-duty vehicles.

Key Features:

• 43.9-inch length with 4-rib configuration for precise fitment
• Aramid-reinforced EPDM construction for superior strength and durability
• Engineered rib profile for reduced noise and smooth operation
• Excellent resistance to extreme temperatures and heavy workloads
• High-quality polyurethane material provides flexibility and longevity
• Designed to withstand various weather conditions for reliable year-round performance

This serpentine belt is commonly used in Honda and Acura applications, providing consistent power transfer to multiple engine accessories including the alternator, air conditioning compressor, power steering pump, and water pump. The poly-rib design ensures optimal grip and minimal slippage while reducing vibration and belt noise. Professional mechanics and DIY enthusiasts trust Dayco's proven engineering and extensive testing to keep their engines running smoothly mile after mile.