Frame Sizing Guide

For The Giant Defy & Pearson Imnotanumber Bikes

Bike frame geometries can vary from brand to brand and model to model, for this reason it is important to know you correct frame size before hiring a bike. Below is a sizing chart based on the geometry for the Giant Defy & Pearson Imnotanumber models.

Giant Logo
Frame Size Cyclist Height
Small 167cm to 173cm
5ft5 to 5ft7
Medium 173cm to 178cm
5ft7 to 5ft9
Medium-Large 178cm to 183cm
5ft9 to 6ft
Large 183cm to 188cm
6ft to 6ft2
Frame Size Cyclist Height
Extra-Small 165cm to 172cm
5ft5 to 5ft8
Small 172cm to 178cm
5ft8 to 5ft10
Medium 178cm to 183cm
5ft10 to 6ft
Large 183cm to 188cm
6ft to 6ft2

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