Jacobs Vehicle Systems

Jacobs Vehicle Systems, Inc. is an American company that engineers, develops and manufacturers commercial vehicle retarding and valve actuation technologies. The company produces light-duty, medium-duty, and heavy-duty engine brakes, recreational vehicle exhaust brakes, aftermarket parts and tune-up kits to heavy-duty diesel engine manufacturers in its domestic market in America, as well as in Asia and Europe.

Jacobs Vehicle Systems began as a division of Jacobs Manufacturing Company in 1961 and was incorporated as a separate business entity in 1990 with operations based in Bloomfield, Connecticut. The company was operated as a subsidiary of Altra Industrial Motion from 2018 to 2022. On 9 February 2022, Cummins announced an agreement to acquire Jacobs Vehicle Systems from Altra.