Alloy vs. Carbon Wheels, Rolling Resistance & Bike Upgrades | GCN Tech Clinic

Published at : 23 Dec 2025

Got a burning question about bike tech or maintenance? The GCN Tech Clinic is back to answer your questions! This week, we're diving into the comfort of carbon vs. alloy wheels, the impact of inner tube types on rolling resistance, and what to prioritize when upgrading your bike for better acceleration. Drop your own questions in the comments for a chance to be featured in a future episode!

Chapters: ⏱️
00:00 - Welcome to the GCN Tech Clinic
00:19 - Carbon vs. Alloy Wheel Comfort
02:57 - Inner Tube Rolling Resistance Explained
08:26 - Upgrading Bikes
09:11 - What Impacts Bike Acceleration Most?

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