Mack Trucks, Inc. (Mack) is recalling certain 2024 MD6 and MD7 vehicles. The park brake light may indicate the incorrect brake status due to an incorrect park brake pressure switch.

Available on the company's ASET engines, the PowerLeash engine brake system reaches 420 braking horsepower at 2,100 rpm. It provides near-instantaneous response, thus enhancing the downshifting ...

And that’s where Mack’s new PowerLeash engine brake shone. Despite the relatively small 10.8 L displacement, PowerLeash still manages 400 retarding hp at 2,100 rpm. The fan was programmed to cut in as ...

Mack Trucks Inc. has introduced the PowerLeash engine brake, which is now available on Mack’s Application Specific Engine Technology (ASET) engines, providing drivers with improved vehicle ...