Find the Idler Arms you need to tighten up the steering in your 2007.5-2010 Chevy/GMC 6.6L LMM Duramax. This part is connected to the center link, which the Pitman arm secures at the opposite end. The majority of these units have a grease fitting, and they are often greaseable during routine maintenance such as an oil change. Shop all the top brands including MevoTech, Moog, and Proforged.