The Peterbilt 370 Series 2000 And Older Axle Differential Switch Guard is a high-quality product made of 304 stainless steel. It features an axle differential engraving and includes a chrome nut, making it a practical and durable addition to your vehicle. This guard is sold individually and fits most Peterbilt 370 Series model dashes from 2000 and older. Protect your axle differential switch with this reliable guard.