Our operation is world-wide. We have vendors and customers all over the world. Some of the largest companies in the world use ... our products. In fact, our clutches are installed on some of the largest trucks in the world. We are a family owned company located in Sullivan, Missouri. Our facility includes approximately 120,000 square feet of office and manufacturing space. We completed a major expansion in 1991 which is now the Ace Heavy Duty and Friction Materials Operation. Our company has enjoyed steady growth and we are committed to an environment based on "Continuous Improvement" and customer satisfation. We proudly display our certification and ISO9001:2008 flag. read more