Illinois Auto Truck Co., Inc. (IATCO) is the leading manufacturer of NEW clutch assemblies, clutch components, supplemental clutch parts and flywheels for class 6, 7 & 8 vehicles. Founded in 1939, IATCO is an ISO Certified, 4th generation family owned business dedicated to quality and exceptional customer support. All of the product used in IATCO products is of the highest quality known in the clutch industry. From clutch rebuilders to leading original truck manufacturers, IATCO's customers span the globe. IATCO’s unsurpassed customer service, on time delivery and technical expertise has truly made them “Best in the Clutch”.