Spec Bicycles offers fully custom road and gravel bicycles built-to-order in our Crystal Lake, Illinois shop.  We are dedicated to delivering you the best bike you’ve ever ridden, with the components and details exactly how you  want.  Racing and building bikes is our passion, and we will help you design, and “Spec” out that perfect build.  If you already know what you want, or this is your first ever high-end bicycle, we will be there every step of the way to explain each phase of the build process.  Let’s get started

Josh Davis – Founder of Spec Bicycles