Tips

Tips for entering mullet bike geometry into the calculators

If you’ve tried to enter the geometry of a mullet (mixed wheel) bike into the “Original Geometry” column of the Bike Geometry Calculator or into the Multiple Bike Geometry Comparison Tool, you may have struggled getting the calculated numbers like wheelbase or bottom bracket height to match the manufacturer’s published numbers. Mullet bikes make things …

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RAD calculator

The most common questions I get through the Contact page are related to Lee McCormack’s RAD measurement. RAD stands for “rider area distance” and it represents the 2D projected distance between the bottom bracket and the end of the grips. It seems to have become the go-to bike sizing method for many riders. The calculators …

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