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Cummins introduces fuel-agnostic X10 engine

March 13, 2025
New mid-bore workhorse expected to launch in 2027 offers powerful flexibility for demanding heavy- and medium-duty applications.

Cummins recently introduced its much-anticipated X10 engine, a mid-bore workhorse designed to deliver heavy-duty performance in a mid-size package.

The X10 replaces both the L9 and X12 engine platforms, the company reported. The new engine is part of the Helm platform, which allows customers to choose the fuel type that best suits their needs. Alongside the X15 and B Series, the X10 provides customers with a power solution to meet their unique operational requirements, while maintaining performance and reliability.

Cummins plans to launch the X10 in 2027 following extensive validation.

“We’re incredibly proud to introduce the X10,” Jose Samperio, vice president for Cummins’ North American on-highway engine business, said in a news release. “Designed to replace the L9 and X12 platforms, the X10 brings robust capabilities, exceptional durability, and unmatched versatility to customers looking for heavy-duty performance in a more compact, efficient package.

“We’re confident the X10 will offer our customers the right engine to help them meet their operational goals.”

The X10 provides two ratings sets to offer customers flexibility when powering their vehicles. For heavy-duty applications, the X10 delivers up to 450 horsepower and 1,650 lb.-ft. of torque, providing an optimal balance of power and reliability. For applications requiring a medium-duty package, the X10 delivers ratings up to 380 horsepower and 1,250 lb.-ft. of torque, ensuring strong performance across a variety of demanding applications, Cummins said.

This engine boasts a class-leading, power-to-weight ratio, offering customers a combination of exceptional performance and efficiency designed to enhance productivity without weighing down vehicles.

Whether navigating city streets or tackling tough jobs in off-road environments, the X10 brings a sustainable, high-performing solution to each application. For those needing power flexibility, the X10 provides increased power take-off (PTO) capability of 590 lb.-ft. continuous and up to 664 lb.-ft. intermittent, providing vocational truck customers with enhanced power and versatility.

The X10 will come equipped with Cummins’ comprehensive suite of digital technologies, designed to optimize performance, boost uptime, and lower total cost of ownership. It features connectivity and instant access to a range of features and capabilities through Acumen, Cummins’ smart computing hardware and OEM first-fit solutions. Customers can leverage digital tools that enhance driver experience, including predictive capabilities (prognostics) and over-the-air updates.

The engine pairs with transmission options that include fully integrated powertrain offerings from the Eaton Cummins joint venture. When combined with Cummins drivetrain and braking systems, including drivelines and axles, the X10 delivers a performance-driven solution, ensuring power is transferred efficiently to the wheels for maximum durability and control.