Pretty straightforward video, right?

Cody Kelley is fast. The Stumpjumper 15 alloy is fast.

@iamspecialized

See how Cody Kelley sets up his Stumpjumper 15 alloy…even with little details like his GENIE rear shock PSI for the nerds.

A tale as old as time or, well, as old as carbon mountain bikes… carbon or alloy? In this video, Cody Kelley gives you their take on the pros and cons of each the Stumpjumper 15 carbon and the Stumpjumper 15 alloy.