The Paccar Bellow Kit for OEM Number M66-7064-0330 is a durable and practical solution for Paccar trucks. Constructed from 321 stainless steel, this kit includes a 4-inch diameter, 13-inch long bellow, along with a 4-inch diameter flange and flare, two rings, and two clamps. Sold as a kit, it fits most Paccar trucks and compares to OEM M66-7064-0330. With its high-quality construction and comprehensive components, this bellow kit offers a reliable and cost-effective solution for Paccar truck owners in need of a replacement.