Sterling A-Series Front Axle Air Ride Kits: Smooth Out Your Ride Upgrade your Sterling A-Series with premium air ride suspension kits for a smoother, more stable ride. Designed for better comfort and load handling, these kits are perfect for both fleet operators and owner-operators. Options include shock brackets, round U-bolts, and square U-bolts, making it easy to find the right fit. Whether you're replacing an old system or upgrading, these durable, easy-to-install kits keep your truck performing at its best. Ride smoother, haul smarter!