Riders prepare to have a test ride of Zero electric motorcycles at the Motoworks dealership in Chicago. Built in California, Zero motorcycles are the best-selling electric motorcycle brand in the market. Photo courtesy: AFP

Riders have a test ride of Zero electric motorcycles at the Motoworks dealership in Chicago. Built in California, Zero motorcycles are the best-selling electric motorcycle brand in the market. Photo courtesy: AFP

Riders prepare to have a test ride of Zero electric motorcycles at the Motoworks dealership in Chicago. Built in California, Zero motorcycles are the best-selling electric motorcycle brand in the market. Photo courtesy: AFP

Riders prepare to have a test ride of Zero electric motorcycles at the Motoworks dealership in Chicago. Built in California, Zero motorcycles are the best-selling electric motorcycle brand in the market. Photo courtesy: AFP

A rider prepares to have a test ride of Zero electric motorcycles at the Motoworks dealership in Chicago. Built in California, Zero motorcycles are the best-selling electric motorcycle brand in the market. Photo courtesy: AFP

Riders prepare to have a test ride of Zero electric motorcycles at the Motoworks dealership in Chicago. Built in California, Zero motorcycles are the best-selling electric motorcycle brand in the market. Photo courtesy: AFP

Ron Luttrell briefs customers before they have a test ride of Zero electric motorcycles at the Motoworks dealership in Chicago. Built in California, Zero motorcycles are the best-selling electric motorcycle brand in the market. Photo courtesy: AFP

Zero electric motorcycles for sale at the Motoworks dealership in Chicago. Built in California, Zero motorcycles are the best-selling electric motorcycle brand in the market. Photo courtesy: AFP