The Volvo Bellow Kit is a practical and reliable solution for Volvo truck owners. Made with 321 stainless steel construction, this kit includes a 4-inch diameter by 17.7-inch long bellow, along with two rings and two clamps. With a 4-inch diameter flange and flare, it fits most Volvo trucks seamlessly. This kit compares to OEM 21428534, 21959393, and 22307701, ensuring compatibility and performance. Its durable construction and comprehensive components make it a valuable addition to any Volvo truck, providing long-lasting reliability and functionality.