ROAD BIKE GEOMETRY EXPLAINED:
Geometry charts aren’t just about picking a bike that fits you – the measurements involved play a pivotal role in defining a bike’s personality.
When launching a new or updated model, brands will often refer to tweaks in the geometry. But what exactly does it all mean? And how can you use the geometry charts to inform your own bike-buying decisions?
Stack and reach
Stack and reach are the two most consistent measurements that will help determine if the bike will put its rider into a racing position with a long reach and short stack (aggressive), or one that will be comfortable for long, all-day rides (endurance/relaxed) thanks to a short reach and high stack.
Stack is the vertical distance from the centre of
