HK-ENGINEERING is the only company in the world dedicated exclusively to the restoration and preservation of the Mercedes-Benz 300 SL type. As a result, the company is now regarded worldwide not only as a pioneer and trailblazer in the industry, but also as the epitome of outstanding expertise in all aspects of the 300 SL. In recent years, HK-ENGINEERING has expanded its range to include the sale of premium classics from other brands.