Upgrade your Kenworth battery box with Energy Suspension's durable and environmentally-friendly battery box washers. Constructed of Hyper-Flex Polyurethane, these washers are available in red or graphite and are impervious to road salt, petroleum products, smog, ozone, and road contaminants. With a 1 1/2 inch diameter, 3/16th inch height, and 3/8 inch hole diameter, these washers are sold as a pair and provide a practical and long-lasting solution for your battery box needs. Make a sustainable choice for your vehicle with Energy Suspension's Kenworth Battery Box Washers.