This Suspension Rebuild Kit is a practical solution for Navistar/International vehicle owners looking to improve their ride quality. The kit includes Polyurethane components, such as (4) RS20220, (4) RS20222, (2) CB38012, (4) AK38200, (4) EB38000, (4) RS20230, and (40) Spring Fasteners, making it easy to replace worn-out parts. Designed to fit most Navistar/International makes and models, this kit is compatible with OE parts like Ridewell RD202S (Dynalastic). Upgrade your suspension system with this comprehensive kit and enjoy a smoother, more comfortable ride.