Product Details: The Euclid 23" Center-To-Center Torque Arm is designed to provide smooth and efficient operation. With a center to center measurement of 4-3/8" and a bolt hole diameter of 5/8", this torque arm is designed to fit most vehicles. The 23" length allows for easy customization to the specific needs of the vehicle, increasing handling and minimizing wobble. This torque arm is the perfect solution for those looking to upgrade their vehicle's performance. FleetPride is your First Click in Heavy Duty®.