The SUPERSPROX Drive & Transmission Component is an edge‑rear insert designed for 525‑size chains. Constructed from aluminum, the part features a gold finish and a 43‑tooth profile, providing a lightweight yet durable solution for street‑style riding. Each unit is sold individually, allowing precise replacement or upgrade of the rear drive system.
Engineered for rear mounting, this insert integrates seamlessly into existing transmission assemblies. Its aluminum construction offers a favorable strength‑to‑weight ratio, while the 43‑tooth count ensures compatibility with standard 525‑chain configurations. The component’s specifications make it suitable for riders seeking a reliable, street‑ready drive solution.