Millions of semi-tractors hit the road every single year to keep America running with everything from the mail and Amazon packages to gasoline and milk. Truckers are often unsung heroes, and our lives ...

Jacobs Vehicle Systems recently produced its two-millionth engine retarder, or Jake Brake as it is commonly known. The company began building engine brakes in 1961 and it took more than 20 years to ...

U.S. Route 11 through the center of Malone village is quite hilly, and with several thousand large trucks passing through the village daily, significant noise is generated by these vehicles, both when ...

Vancouver, Wash., has proposed to ban unmuffled compression brakes inside the city limits. While new vehicles must comply with federal noise pollution regulations, city officials say older trucks and ...