GCB Parts

Your Premier Online Source for Bike Parts and Cycling Gear

GCB Parts is an online bike store specializing in biking apparel, cycling gear, and performance cycling parts. We have anything a competitive cyclist needs. We also have plenty to offer casual cyclists, as well as those who bike to exercise or cross-train. Whether you pedal to race or relax, GCB Parts is your first place to look online for quality bike parts and gear at exceptional savings.

Our online bike store's inventory includes components from renowned manufacturers like Shimano, SRAM, and Campagnolo; lights from NiteRider Technical Lighting Systems; sports nutrition bars, gels, drinks, and training supplements from PowerBar, Clif Bar, and Hammer Nutrition; and bicycle-specific tools from companies like Park Tools.

GCB Parts is the online store of Greenville Custom Bicycles, a brick-and-mortar shop in Greenville, SC, run by cyclists for cyclists. From the fitting to the finish, we are committed to creating the bicycle of your dreams, tailor-made to your specifications. From more information about Greenville Custom Bicycles, call us at (864) 385-7555, or visit our About Us page.