Designed for high mileage multiple-accessory drives, Dayco? s? W? profile belt (patent pending) is the most innovative advancement in multi-rib belt design in over 25 years. Dayco Poly-Rib Belts meet or exceed SAE J1459 and SAE J2432 specifications. This Poly-Rib Belt is another Dayco product proudly made in the USA. Product Features: The "W" profile rib has been engineered to conform to slight misalignments, the number one cause for belt noise Aramid noise resistant fibers embedded in the rubber make this belt run quieter in worn or misaligned pulleys No-Noise Advanced Design EPDM rubber compound for quiet extended life Made in the USA. Most Belts products are available for in-store pickup from Advance Auto Parts.