The RainGear 2-Speed Wiper System is a lever & link wiper system that replaces the original cable and spool system. This system has both high & low speeds. This system comes complete less assembly lube, arms & blades, escutcheons & knobs for the switch. All of those stock pieces will fit on this system. The RainGear unit cannot be controlled by any GM column mounted wiper switches, the included switch must be used. Wiring diagrams and installation instructions are included. An optional Washer Kit is also available to complete your installation. Made in the USA.