For its 10-year anniversary, the Polaris Slingshot got some big upgrades. The wildest tricycle on the planet got more power, better audio, and a host of other changes. Now, Polaris has announced a ...

Starting at $39,000, the Slingshot 10 will be the three-wheeler brand's most expensive model and will be available in limited quantities.

Polaris Slingshot. "We wanted to create a true showpiece to honor 10 years of Slingshot, a decade that has been redefined by groundbreaking innovations and the creation of a whole new category.