The 38274 Serpentine Belt Drive Kit includes a tensioner and idler pulleys designed specifically for Ford F150 and F250 trucks. Made of EPDM, aluminum, and iron, this kit comes in size 90K-38274 and weighs 5.53 pounds. The package dimensions are 9.84x6.06x5.12 inches, making it convenient for storage and transport. This kit is a crucial component for ensuring smooth and efficient engine performance in your Ford vehicle.