Lennard Zinn, an acclaimed author and expert on bicycle maintenance, dives into the intriguing debate around crank length in cycling. He discusses how shorter cranks can enhance aerodynamics and cadence, particularly benefiting elite athletes like Tade Pogaccia. Zinn explores the relationship between crank length and cycling efficiency, revealing personalized fitting's crucial role in performance. Expect insights on the physics of cycling, including power and torque, and the evolving trends that shape rider experiences in competitive environments.