Let's discuss what frame stiffness is, when it's important, the relationship between stiffness and frame materials, whether frame flex slows you down and how you might go about finding the perfect stiffness on your personal bikes. The Bikepacking Bike Buyer's Guide: https://www.cyclingabout.com/bikepack...

The Touring Bicycle Buyer's Guide: https://www.cyclingabout.com/touring...

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0:00 Intro
1:13 What is frame stiffness?
2:07 Stiff vs flexy frames
2:45 What factors affect frame stiffness?
3:34 Frame stiffness for touring and bikepacking
4:30 Are stiffer bikes faster?
5:58 Frame stiffness vs frame material
7:45 Frame stiffness vs smaller bikes
8:37 The custom bike advantage
9:29 More flexible carbon and aluminium bikes
10:24 DIY frame stiffness tests
11:18 Other ways to determine frame stiffness
11:55 Summary