MOTORCRAFT SERPENTINE BELT -- Ribbed belt, 6 ribs, circumference 51.25 in.; Designed to provide efficient transfer of horsepower from the belt to engine accessories; Manufactured from polyester cords that minimize slippage and resist stretching; Requires less energy to bend around pulleys and ensures efficient operation; Resists deterioration caused by grease, oil, dirt, and high temperatures; Replaces OE part number F7CZ8620AA; With 12-month or 12,000-mile Motorcraft limited warranty. Product Fit: Direct Fit Quantity Sold: Sold Individually Anticipated Ship Out Time: 1-2 Business Days Warranty: 12-month or 12,000-mile Motorcraft limited warranty Part Number: JK6-512-E