The GAS GAS Station

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Ride the best! Rosco's Motorcycle & ATV is Rapid City's source for GAS GAS and Sherco Motorcycles, GAS GAS and OSET electric trial bikes, and STRIDER running bikes.

We are now an authorized Beta dealer.

With over 30 years of experience, our team connects you with the right bike at the right price.

We're off-road enthusiasts just like you, and we ride the very same bikes we sell. Trust us to provide the expert guidance you need and fantastic customer service.

We ride what we sell

A great deal on a great bike

Rosco's Motorcycle & ATV offers some of the best bikes on the market at the best prices. See Rosco for an amazing deal on the new 2015 GAS GAS EC 300!

Serving Rapid City and the surrounding area for over 20 years

BizCard 2016_300RR

It's here! - 2016 Beta 300RR

Stop in and see it today.

Check out the new 2016 Shercos we have in stock