Polaris Slingshot SLR interior at dusk on Gillson Park beach in Wilmette, Ill. Robert Duffer. SLR upgrades to 18-inch front wheels and a massive 20-inch roller in back wrapped in wide ass tires.

Who is Polaris You might have heard the name, ... First Drive: 2018 Polaris Slingshot - 3 Wheel Motion. Where we're going, we don't need four wheels! Sam Du Writer Sep 29, 2017.