Dayco 5030231 Poly Rib Serpentine Belt - 3-Rib 23.11 Inch

The Dayco 5030231 Poly Rib serpentine belt is a premium 3-rib W Profile belt designed for auxiliary drive systems in passenger cars and light-duty trucks. This belt features an effective length of 23.11 inches with a top width of 0.40 inches, providing reliable power transmission for alternators, air conditioning compressors, power steering pumps, and other auxiliary components.

Key Features:

• Constructed with aramid-reinforced EPDM (Ethylene-Propylene-Diene-Monomer) compounds for superior durability and heat resistance
• W Profile rib design engineered to conform to high mileage, worn, or misaligned drives
• Advanced construction helps eliminate noisy belt conditions common in demanding applications
• Specially treated cords resist stretching and ensure length and tension stability throughout the belt's service life
• Meets or exceeds SAE J1459 and J1596 specifications for quality and performance
• Handles higher operating temperatures and workloads while maintaining consistent performance

Specifications:

• Part Number: 5030231
• Metric Equivalent: 3PK0587
• Effective Length: 23.11 inches
• Outside Circumference: 23.67 inches
• Top Width: 0.40 inches
• Number of Ribs: 3
• Rib Profile: W Profile

This Dayco serpentine belt replaces multiple OEM part numbers including Jaguar C2S39525, C2S6231, 1X4E8K543AA, 1X4E8K543BA, 1X4E8K543BB, ACDelco 3K231, Gates K030231, and NAPA 25-030231. Backed by Dayco's over 115 years of belt manufacturing expertise, this poly rib belt delivers OE-quality performance and extended service life for reliable engine accessory operation.