The Peterbilt Kingpin Release Switch Guard Cover is a practical and durable accessory for your truck. Made of chrome plated stainless steel, it offers protection and style. With its Kingpin Release engraving, it adds a touch of sophistication to your vehicle. This cover fits most Peterbilt 370 Series trucks from 2001 through 2007, as well as most Peterbilt 365, 367, 384, 386, 388, and 389 Series trucks from 2006 and newer. Enhance the look of your truck while keeping it safe with this high-quality guard cover.