Dayco 5050340 Poly Rib Serpentine Belt - 5-Rib 34 Inch

The Dayco 5050340 is a heavy-duty poly rib serpentine belt engineered to deliver reliable performance for automotive accessory drive systems. This 5-rib belt features a K-section design with a 34-inch pitch length and measures approximately 34.68 inches in outside circumference, providing precise fitment for a wide range of vehicles including BMW, Toyota, Ford, and many other makes and models.

Advanced Construction:

• EPDM rubber compound with aramid fiber reinforcement for superior strength and durability
• Aramid tensile cords resist stretching and elongation, maintaining length stability even under high accessory loading
• Heat-resistant construction performs reliably in extreme temperature ranges from -45°C to 100°C (-49°F to 212°F)
• Specially designed rib profile ensures optimal grip and power transmission while minimizing noise and vibration
• Exceeds SAE J1459 and SAE J2432 industry standards for quality and performance

Key Specifications:

• Industry Number: 5PK0865
• Ribs: 5 straight ribs
• Top Width: 0.68 inches (17.8mm)
• Pitch Length: 34 inches (864mm)
• Outside Circumference: 34.68 inches (883mm)
• Cross Section: K-section

This Dayco serpentine belt is engineered to resist cracking, wear, and premature failure, making it an ideal OE-quality replacement for demanding drive systems. The EPDM material combined with aramid reinforcement provides excellent resistance to heat, ozone, and chemical degradation, ensuring long service life and consistent performance across diverse operating conditions.