Heavy-Duty Suspension Parts for the Road Ahead: Pete Truck Parts carries premium truck air springs, suspension air bags, cab shocks, and sleeper shocks engineered to fit popular Peterbilt models like the 379, 389, 386, and more. Built to withstand the extreme demands of long hauls, heavy loads, and rough roads, our suspension parts help restore a smoother ride, correct uneven height, and protect your truck’s frame and components from unnecessary stress. Whether you're battling a harsh ride, excessive bouncing, or worn suspension, the right air bag or shock absorber makes all the difference. Aftermarket and Replacement Suspension Components You Can Trust: Our inventory includes both OEM-equivalent and high-quality aftermarket air bags and shocks, giving you options that balance price and performance without compromising reliability. We also offer suspension hardware and replacement kits built to meet or exceed OEM standards, ensuring the strength and fit you need for every mile ahead. Not sure which part is right for your truck? Our experienced team can help you match part numbers or recommend the best replacement for your specific setup. Trusted by owner-operators, fleet managers, and diesel mechanics across the country, Pete Truck Parts delivers suspension parts that help keep your truck riding smoother, handling better, and lasting longer.