Explore our precision tools for bike fitting, geometry calculations, and component selection. Stop guessing, start calculating.
Calculate precise handlebar positions on any bike and compare multiple configurations at the same time.
Open XY Position CalculatorConvert handlebar X/Y coordinates to frame measurements. Determine stack and reach values needed to achieve your desired position.
Open HX/HY to Frame CalculatorCalculate and compare the effect of different stem configurations.
Open Stem CalculatorSearch our database of bikes based on your desired Stack and Reach figures.
Search BikesOur guide will help define what "XY" values mean so you can get the most out of our powerful yet simple XY Position Calculator.
Read the Guide