Utopeia Moto Company in Texas is known for building offbeat scramblers, this is a 1973 125cc Harley two-stroke off-roader, built by Aermacchi back when Harley owned half of the Italian company.

 

Produced from 1969 until 1972, it was designed to help Harley break into the small displacement off-road market.

https://www.bikeexif.com/harley-davidson-baja-100