Dayco 5070709 Poly-Rib Serpentine Belt - 7PK1800

The Dayco 5070709 is a high-performance poly-rib serpentine belt designed for automotive multiple-accessory drive systems. This belt features Dayco's advanced 7PK1800 (7-rib, 1800mm) configuration with an innovative "W" profile design that delivers superior performance and durability in demanding engine environments.

Key Features:

• 7-rib design (7PK) with 1800mm length for optimal power transmission
• Advanced "W" profile construction for enhanced grip and reduced slippage
• Aramid-reinforced EPDM compound provides exceptional strength and heat resistance
• Rubber-impregnated fabric backing minimizes noise and maximizes load-carrying capability
• Grooved design offers flexural stress relief for improved flexibility
• Engineered for high-mileage multiple-accessory drive applications
• Meets or exceeds SAE J1459 and SAE J2432 industry specifications

Dayco's poly-rib technology features multiple ribs and a flat design that provides better belt-to-pulley contact compared to conventional V-belts. The grooved construction renders the belt less susceptible to environmental factors such as dust and splash-induced slip, while allowing for controlled slippage during overload situations like A/C compressor engagement. This belt delivers OE-quality performance with the reliability that has made Dayco an industry leader in automotive belt systems.