A CubCrafters Carbon Cub UL reached an altitude of 37,609 feet Tuesday, setting an unofficial new record for Cub-type aircraft and surpassing a mark that stood for nearly 75 years. The flight, conducted October 28 over the California coast, exceeded the previous 1951 benchmark of 30,203 feet achieved by pilot Caro Bayley in a Piper Super Cub.

Piloted by Jon Kotwicki, the Rotax 916 iS–powered Carbon Cub UL climbed from San Luis Obispo Airport in 62 minutes under clear conditions, with an outside air temperature of minus 51 degrees Fahrenheit at altitude, according to CubCrafters.

“This achievement exemplified everything we stand for—innovation, craftsmanship, and the courage to push limits,” said Brad Damm, CubCrafters vice president.

The Carbon Cub UL remained in a standard bush plane c

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