The Energy Suspension Kenworth Air Ride Bushing is a practical and reliable solution for your Kenworth truck. Constructed of Hyper-Flex Polyurethane, this bushing is impervious to road salt, petroleum products, smog, ozone, and road contaminants. With a 3-inch OD, 2 1/16-inch ID, and 2 13/16-inch length, it is designed to replace the Kenworth OEM Number K066-405A. Available in red or graphite (black), this bushing offers durability and longevity. Improve your truck's performance and stability with the Energy Suspension Kenworth Air Ride Bushing.