The Energy Suspension Kenworth Air Ride Bushing is a practical and reliable solution for your Kenworth truck. Constructed of Hyper-Flex Polyurethane, this bushing offers durability and longevity. With a 2-57/64 inch OD and a 4-inch length, it is designed to fit perfectly. You can choose from red or graphite (black) options to match your preference. This bushing is impervious to road salt, petroleum products, smog, ozone, and road contaminants, ensuring its performance in various conditions. It replaces Kenworth OEM numbers K066-058, K066-293, X066-293, CA293, and K066-449.