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3D-Printed Spikes: BMW's Secret for Bobsled Dominance
15 Feb
Summary
- BMW innovates bobsledding with custom 3D-printed studded shoes.
- German athletes excel due to tradition and technological focus.
- Sled weights are regulated to ensure fair competition among athletes.

Bobsledding, often likened to "Formula 1 on ice," involves high speeds and intense gravitational forces. For the 2026 Milano Cortina Winter Games, technology is being employed to refine every race phase. The sport, which debuted men's four-person in 1924 and women's two-person in 2002, has seen materials evolve from wood to carbon fiber for improved strength and lightness.
Safety constraints, including weight and sled size limits, are integral to technological advancements. A two-person sled has a maximum length of 2.7 meters and a weight of 390 kilograms, while a four-person sled can reach 3.8 meters and 630 kilograms. These regulations aim to equalize conditions and prevent undue reliance on non-bobsledder specialists for the push phase.




