The Moog K400020 is a direct replacement idler arm and bracket designed to fit in 2011-2017 Silverado and Sierra 2500HD and 3500HD trucks. Made by MOOG, a trusted brand in steering and suspension parts, this unit includes the necessary components for easy installation on the lower front part of the vehicle. With interchange part numbers like 539257, MS50980, and 45C1132, this product ensures a perfect fit and reliable performance. Manufactured in Taiwan, this unit comes with a manufacturer part number of K400020 and is a single unit quantity. Additionally, it is a non-vintage part with direct replacement capabilities. Exact item is shown. New open box, may include partial packaging. Item weight 6.1 lbs. Includes the hardware shown. Made in Taiwan. No returns if installed. Please review our business policies in our store for information regarding returns, shipping and warranties.