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a-1 FIT Studio


The Specialized Body Geometry FIT program is scientifically proven to increase power, improve knee tracking, reduce injury. This method is used by professional riders all over the globe. BG FIT enables riders to maximize power, endurance, and comfort. During your personal session, a trained specialist will assess your individual needs and systematically tailor your bike position and equipment to your body.

Sizing's are available at all locations and are about 30 minutes to complete. For a more in-depth analysis that will take about an hour, it will be held at our FIT Studio located behind our Herndon shop.

 For a sample worksheet of what a FIT appointment entails, click here.

To schedule your personalized BodyGeometry FIT appointment or with help sizing your bike, stop by any location. 

a-1's FIT Experience

A-1 Cycling Bike FIT Studio, Specialzied Body Geometry FIT, Specialzied, Specialzied Bikes

What Your Appointment Includes:


One of our Certified Body Geometry Fit Specialists will learn bout how you ride. what your cycling goals are, and other information needed to understand your needs as a rider.

Physical Assessment

Your FIT Specialists will complete a comprehensive 18-step process to determine the dimensions and flexibility of your body. This is critical to guide the customization of your bike position and equipment.

Ride Analysis

Your FIT Specialist will visually asses your position on the bike while you ride/ This provides additional information to optimize your position and equipment.


During this 15-step process, the FIT Specialist will personalize your bike position and equipment choice. In the end, saddle selection and position, shoes, footbeds, cleat position, and handlebar position are all optimized to your body.


At the conclusion of the process, the FIT Specialist will schedule a follow-up to review your adaption to the new position, answer your questions, and provide guidance on how to get the most out of your ride.

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