This product is a genuine Traxxas rear suspension arm set in black designed to deliver strength, flexibility, and consistent suspension performance under demanding driving conditions. It helps absorb impacts from jumps, rough terrain, and hard landings while maintaining proper rear suspension geometry and handling stability. The durable composite construction is built to resist cracking and deformation during aggressive use. These rear suspension arms are compatible with Traxxas Slash 2WD, Rustler 2WD, Stampede 2WD, and Bandit models. They are an ideal replacement for worn components or for restoring factory suspension performance.