Marginal gains expert Josh Poertner joins us for a super nerdy deep dive into everything to do with drivetrains. How chains and lubricants actually work? Which lubes are best to use and when? How do you clean and care for waxed chains? What does the future of bicycle drivetrains look like? We discuss all these questions and much more!
00:00 Intro
00:32 Demands on the drivetrain
03:41 Chain lubrication
05:41 Chain efficiency comparison
08:38 Lubricant additives
13:15 Interplay between speed & longevity
14:56 Real world efficiency
19:10 Comparing different types of lube
22:25 Best lubricant for wet conditions
25:07 Best lubricant for off-road riding
26:20 Best lubricant for ultra events
28:42 Future of drivetrains
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