The Jacobs Engine Brake or Jake Brake for short, alters a semi-truck's valve timing so that the engine helps slow it down and reduces the forces placed on the truck's standard brakes.

Jake Brakes are an essential element of safely operating a large truck. According to trucking industry safety standards, it takes a fully loaded commercial vehicle […] ...

Jake brakes also help reduce expensive wear and tear on the regular braking systems of trucks at no extra cost, which is especially appealing for drivers who work on — or who own — the trucks ...

Greg Hall, Vail’s director of public works, says studies reveal an average heavy truck using a “jake brake” without a muffler generates noise at a 100 dB level, while a truck with a muffled jake brake ...

Banks Brakes currently are available for '94-'02 Ford Power Stroke diesels and the Cummins engines in '94-'02 Dodge trucks. GM Duramax applications will be available in the spring of 2002.

"Jake brakes" are standard equipment for most heavy duty trucks and tractor trailers, said Jeff Ellerbrock, who owns Ellerbrock Trucking in Sac County. Truck drivers push a switch on the dash to ...

First of all, modern trucks are built to meet federal noise emission standards. The loud jake brakes you hear are actually exhaust systems often modified for a slight gain in performance.

The company, which sells almost exclusively to original equipment manufacturers, says at least one truck maker is scheduled to begin adding the new Jake Brake to trucks built in 2019. Others will ...

The company, which sells almost exclusively to original equipment manufacturers, says at least one truck maker is scheduled to begin adding the new Jake Brake to trucks built in 2019. Others will ...

Tractor trailers traverse Route 66 in Delmont on Wednesday. Delmont residents have complained about large trucks using “jake brakes” on the Route 66 hill leading south from the borough.