When it comes to reliability, durability and uptime, Cummins medium-duty engine lineup has it all.
Proven reliability and durability
Our medium-duty truck engines have been tested and proven over the course of more than 30 years, so it’s no wonder how we power more trucks any other engine. No one can touch the proven track record of performance on our unparalleled medium-duty lineup, and no one comes close to Cummins service and support. Others talk a big game, but only we deliver bigtime uptime.
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Featured medium-duty engine
B6.7 Octane
Introducing the Cummins B6.7 Octane, purpose-built to deliver the highest durability and longest life of any medium-duty gasoline engine on the market. Expanding the legacy of the Cummins B-series platform, the B6.7 Octane is designed to deliver an unmatched combination of performance, drivability and a lower total cost of operation than any gasoline engine in the market today.
Featured medium-duty engine
X10
Introducing the new Cummins X10™, a next generation engine that brings a state-of-the-art platform to medium-duty, heavy-duty, vocational, and transit bus applications. This engine is uniquely positioned to replace both the L9 and X12.
Choose what powers your engine
Innovation. Technology and Services
The new Cummins fuel-agnostic internal combustion powertrain solutions are an industry-first, helping fleets decarbonize with low-carbon fuels for fleet
Going further, faster
It’s our mission to power a more prosperous world.
We do this by helping customers succeed through innovative and dependable products that are good for our customers and the environment.
Cummins announced its new Hydrogen Fuel Cell Systems Production Center in Herten, Germany, is in operation, further exemplifying our commitment to the development of advanced technology.
There are many good reasons to switch to vehicles with natural gas engines, such as saving money on fuel and on vehicle, a better ability to forecast operating costs and avoiding cold-weather problems. Another top reason why many fleet operators invest in compressed natural gas (CNG) vehicles is that they can drastically lower emissions. The 2022 State of Sustainable Fleets Report found
August 01, 2022
Cummins is embracing the opportunity to be part of the solution addressing climate change by pursuing reductions in greenhouse gases (GHGs) from both the company’s internal combustion engines and new technologies. President and Chief Operating Officer Jennifer Rumsey pointed to Cummins’ Destination Zero initiative, the company’s strategy to reach net-zero emissions by 2050 in
May 11, 2022
Pride in everything is everything at Scholz Bulk Haulage (SBH), a family business based in Wodonga, New South Wales, which is celebrating its 25th anniversary in 2024. SBH was established by brothers Wayne and Craig Scholz at Pleasant Hills, a small town in the Riverina district of NSW, in 1999. They actually purchased their first truck several years earlier, a 1979 Kenworth K125 and a 1984 McG
December 02, 2024
The Cummins Inc. X15N is the most powerful natural gas engine Cummins has ever built, with a broad engine torque curve to provide flexibility for various heavy-duty applications. The X15N weighs less than our current X15 diesel and has power ratings up to 500 hp and torque up to 1850 lb-ft, helping heavy-duty fleets start reducing their transportation emissions today, without sacrificing capabi
November 08, 2024
Tranzliquid Logistics is one of New Zealand’s top tier fleets, a company that has forged a reputation for its immaculate equipment, exemplary safety record and great team culture. Tranzliquid has been operating the sole Euro 6 Cummins Inc. X15 engine in New Zealand since 2021 which, at the time of writing in September, had just exceeded 600,000 km. Importantly, it has Greg Pert’s stamp of ap
October 30, 2024
Rocky Lamattina & Sons is big business, and its headquarters in Wemen in northern Victoria, needs to be seen to be believed. It’s a world-class family-owned operation, processing around 1000 tonnes of carrots every week for delivery to supermarkets as well as wholesale and export markets. All the transport is carried out by the Lamattinas’ own fleet of 16 Cummins Inc. X15-powered Kenwort
October 22, 2024
Today, global power and technology leader Cummins Inc. (NYSE: CMI) announced a collaboration with Bosch Global Software and KPIT to launch Eclipse CANought, a new open-source project for commercial vehicle telematics that will be launched as part of the Eclipse Software Defined Vehicle project. This is a part of the broader Open Telematics initiative to reduce the costs required to develop telemat
September 25, 2024
Global power and technology leader Cummins Inc. (NYSE: CMI) has started full production of the X15N™ natural gas engine at its Jamestown Engine Plant. The Cummins X15N is the first 15-liter natural gas engine to be designed with flexibility to perform across a range of heavy-duty applications, including line haul and vocational. “This engine has been tested extensively in our field test, and it
September 12, 2024
Cummins Inc.'s Australian-made PGXL coolants are widely accepted in the mining industry, providing superior protection across all diesel engine brands. In supporting remote mine operations, Cummins provides a well-established bulk coolant delivery service, eliminating the need for miners to manage their coolant inventory. Cummins takes care of all the logistics, delivering the coolant direct
August 20, 2024
A change of heart Before deciding to repower his K104 Kenworth with a Cummins Inc. X15 Euro 3 engine, Jason Cocks weighed up all the economics in what eventually became a clear-cut verdict. “I looked at every cost aspect, including rebuilding the C15 which was the original engine in the truck,” he says. “But in the end there were several factors strongly in favour of Cummins. “The project
August 20, 2024
Parts and Service
