Does bike weight really matter?

We all know that it’s easier to climb on a lighter bike. What isn’t as obvious is exactly how much it matters. And as it turns out, it doesn’t matter as much as you probably think it does. Dave Rome takes a deep dive into the hard science of how mass affects performance in relation to other factors like aerodynamic efficiency and friction. How much is too much? Fair warning: If you’ve always considered yourself a weight weenie, be prepared, because you might not love what you’re about to h