Bike Fitting Guides

Understand your riding position, avoid pain, get it dialled in — guides with concrete target values. And if you want the precise answer: measure your own numbers via video analysis.

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Bike Frame Size Calculator + Size Charts

Interactive calculator from height & inseam — directly for models from Canyon, Cube, Trek, Specialized & co.

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How to Set Saddle Height: Formula, Knee Angle & Guide

LeMond formula, heel method and the gold standard: measuring knee angle. With target values and a step-by-step guide.

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Knee Pain from Cycling: Causes & Solutions

Front, back, inside or outside? The location of the pain reveals the cause — and which setting to check.

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Saddle Position & KOPS: Forward or Back?

What "knee over pedal spindle" means, which target values apply and how to measure KOPS by video without a plumb line.

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Back Pain from Cycling: Causes & Solutions

Lower back, neck or between the shoulder blades — the pain location reveals whether it's the cockpit or the saddle.

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Handlebar Height & Stem Length

Drop rules of thumb, the reach test and back angle as a target value — find the cockpit that matches your frame.

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How to Set Up Cleats: Position Your Shoe Cleats Correctly

Ball of the foot over the pedal axle, stance width, rotation and float — with a symptom table for knee, calf and foot pain.

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Saddle Width & Sit Bones: Find the Right Saddle

Measure sit bone distance, add an allowance for your position, choose shape and cutout — against numbness, chafing and pressure.

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Measure your own numbers for free by video →