The proposed 180-foot Harlem Wheel would rise alongside the Hudson River as part of the Harlem Gateway Waterfront Initiative to transform the 125th Street piers into a tourist destination, running several attractions including “Harlem Rocket” speedboat tours and a Harlem Maritime Center & Museum.

The wheel would open in summer 2024 and could draw millions of riders — who’d pay between $15 and $20 a ride — every year, according to the Harlem Gateway Waterfront Initiative website.

“The Harlem Gateway Waterfront Initiative will stimulate ...