DESC: The TS-A1780R features Pioneers patented IMPP (injection molded polypropylene) cones and butyl rubber surrounds for snappy midbass and high efficiency. The 1-5/8" foamed PPC (Pear Poly-Carbon) balanced dome midranges and 3/8" dome tweeters combine to deliver crisp, distortion free mids and highs. Drop a set of these drivers into your factory speaker locations and prepare to amazed by the improvement in sound! 7" drivers are designed to fit into oversized 6 1/2", 6 3/4", and 7" speaker openings. Includes mounting hardware and grilles. Sold as a pair.