What does jacobs vehicle systems do? Jacobs Vehicle Systems, Inc. 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 the United States, Asia and Europe.How many jacobs engine brakes are there? Today, more than nine million Jacobs Engine Brakes ® have been produced for commercial vehicles throughout the world. At Jacobs Vehicle Systems, we don’t stop. Year after year, we provide commercial vehicle OEMs around the world with engine braking and valve actuation advances that help them put market-leading trucks on the road.How do i contact jake brake? At Jacobs Vehicle Systems, we don’t stop. ... Human Resources: firstname.lastname@example.org Accounts Payable: +1 860 243 7654. China. Manufacturing Location Jacobs (Suzhou) Vehicle Systems Co., Ltd. 19# building, 99 Gangtian Road, Suzhou Industrial Park Suzhou China 215024 Phone: +86 512 62993200 When did the jacobs jake brake come out? The Jacobs Engine Brake has been on the market since 1961, better known as the “Jake Brake”. The value of an engine retarder had been recognised many years earlier.