Jacobs Vehicle Systems announced the introduction of the optimized engine brake for the 2017 Cummins X15 engine. “The 2017 X15 capitalizes on the optimization of the VGT and the braking cam to deliver ...

Jacobs Vehicle Systems, a manufacturer of heavy-duty diesel engine retarding systems and valve actuation mechanisms, announced that it will be the engine brake supplier for the Mercedes-Benz 13-liter ...

Engine braking isn't some secret technique reserved for manual drivers. Fundamentally, it's simply easing off the throttle and letting the engine's internal resistance help slow down your car. When ...

You're driving a loaded diesel rig down a mountain pass, foot hovering over the brake pedal, heart racing. How do you slow 20,000 pounds safely without cooking your brakes? Cue the exhaust brake -– ...

Jacobs Vehicle Systems has announced an optimized engine brake for the 2017 Cummins X15 engine designed to add additional braking power from the engine compared to past models. Jacobs Vehicle Systems ...

Last month's installment of our 60th Anniversary Speedway Motors Tribute T was fairly painless, as getting it to the rolling chassis stage was genuinely like building a 1:1 scale model kit, except we ...

The disc brake as we know it was first patented in 1902, but it failed to gain acceptance in the U.S. until the early 1960s, when vacuum-assist power brakes made the pedal effort acceptable for the ...

Jacobs Vehicle Systems’ High Power Density (HPD ) engine brake has entered production with a Chinese truck manufacturer. This is the first OEM application of HPD, launched in 2016, to be announced.

Ever had this happen? You're flat-towing your 4x4 through the mountains and there's a particularly long downgrade up ahead. Maybe your brakes are already a little hot, the pedal is a bit spongy, and ...

This column is a component of VFIS' "Operation Safe Arrival" initiative, aimed at heightening safety awareness and reducing the frequency and severity of accidents involving emergency vehicles. The ...

Drivelines have changed to match engine torque profiles, chopping engine cruise speed nearly 500 rpm over the past 15 years. If there’s a problem with trucks and truck equipment in general, the ATA’s ...