The Dayco Poly Rib Belt Serpentine Belt is a high-quality automotive accessory designed for maximum performance and durability. With a length of 37.55 inches and 4 rib count, this serpentine belt is compatible with a wide range of vehicles. Manufactured by Dayco, a trusted brand in the industry, this belt is reliable and built to last. Upgrade your vehicle with this essential part to ensure smooth and efficient operation of your car or truck.