Gravaa, the manufacturer of the KAPS (Kinetic Air Pressure System), was declared bankrupt this week by a Dutch court, in news first reported by Road.cc and other media outlets.
Gravaa’s system enabled the user to adjust tyre pressures whilst riding, and we first reported on a Jumbo-Visma trial of the technology back in early 2023. The system, however, had been in development for several years before this.
The system has helped riders claim huge wins. Pauline Ferrand-Prévot used it to claim a winning debut at The Hell of the North last year. Marianne Vos also took victory at the World Gravel Championships in 2024 using the system. Both races are perfect examples of where changing tyre pressure for certain sections offers a clear advantage.
Cyclingnews contacted Gravaa for comment. It seems some parties are showing interest in restoring the company. and the brand supplied the following statement:
“Gravaa has started serial production in the Netherlands since last year, and things were going quite well. Of course, the partnership and use of Gravaa by Team Visma-Lease a Bike helped us, and there was concrete interest from other road teams and gravel racers.
“Gravaa was available for the…
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