X15 diesels showed quick throttle response and strong acceleration on the TRC's tracks. Engine brakes were impressively strong, even at low rpm's. A parade of X15-powered tractor-trailers led the ...

Cummins executives said the X10 engine launched in March 2025 should boost U.S. heavy-duty truck engine market share during the company’s 2026 investor day. Cummins said the X10 adds 70 horsepower and ...

As part of the Cummins HELM™ Platforms—Higher Efficiency, Lower Emissions, and Multiple Fuels—Cummins Inc. has introduced the 2027 X15, designed to help fleets achieve their decarbonization goals ...

Cummins brings the 2027 X15 into real fleet conditions to show how performance, efficiency and support work in daily ...

Following a recall by Cummins of more than 9,000 X15 diesel engines, Paccar is recalling more than 5,600 Kenworth and Peterbilt trucks with the affected engines, according to National Highway Traffic ...

In addition, all X15 engines are programmed to work with Guidanz, which is Cummins' servicing technology package. You'll find the Cummins X15 in trucks like the LT and HX lines from International, the ...

Following a recall by Cummins of more than 9,000 X15 diesel engines, Paccar is recalling more than 5,600 Kenworth and Peterbilt trucks with the affected engines. The recall stems from certain fuel ...

Clean Energy Fuels Corp., the largest provider of renewable natural gas for the transportation industry, has announced it is launching a program to allow heavy-duty fleets to operate a truck equipped ...