enduranceWERX specializes in high-performance bike fitting, coaching, and testing for cyclists of all levels and disciplines. Located in Harlem, the New York City studio utilizes advanced 3D fitting technology, including Retül, to ensure optimal rider position, comfort, and power output. The business is led by owner Chad Butts, an MS in Exercise Physiology and a certified USA Cycling coach and Retül fitter, and John Beardsley, a Level 2 Coach and Retül fitter. They offer comprehensive services from beginners to seasoned competitors in road, mountain bike, gravel, and cyclocross. Their coaching programs are tailored to individual goals, focusing on cycling-specific training and performance improvement.