Webb Wheel Products Inc. has released an updated rotor catalog listing all Webb rotors available for hydraulic disc brake school bus, light truck, and RV chassis applications. By using the charts in this catalog, the correct Webb rotor part number can be identified by dimensional information, application, or by cross-referencing manufacturers' part numbers. A copy of the updated Webb Hydraulic Disc Brake Rotor catalog can be requested by completing a literature order form found at www.webbwheel.com/aftermarket/orderliterature.html.