Specialized Bicycle Components is a major U.S. manufacturer of bicycles and bicycle equipment, based in Morgan Hill, California. Specialized was founded by CEO Mike Sinyard in 1974.

Today, the company produces a variety of gear, including clothing, helmets, and parts, in addition to over 25 lines of bikes. They range from cheaper models such as the Hardrock, P series, and the children's Hotrock, up to the expensive S-Works models for road and cross-country riding, and the Demo for freeride and downhill mountain biking.