Engineered reliability
With its trusted and proven technology backed by 25+ years of leadership and experience, gives you the confidence to move forward fearlessly.
Key Features
Achieve up to 4% better fuel efficiency with our advanced engine solutions, designed to minimize fuel costs and enhance performance.
Weight neutral system
A sculpted engine block reduces engine weight and adds strength to the right places, offsetting the weight gain from the aftertreatment system, and resulting in a weight-neutral system that translates to higher payloads and more completed jobs.
Up to 605 hp & 2,050 lb-ft
To overcome challenges across tomorrow's road, you need power. With up to 605 horsepower & 2,050 lb-ft of torque, the X15 has the power to rise above any obstacles.
Discovering the new X20™
Dive deeper into the X15
Learn about the X15’s 25+ year legacy in the North American Heavy-Duty truck market and how Cummins plans to carry that legacy forward with the 2027 iteration of the X15 platform.
We also explore changes within the platform that provide additional value and establish the X15 as a trusted, simple, and proven design.
ENGINE STATS
2027 X15™ Performance Series
The 2027 X15 was designed with an uncertain future in mind. And with the power, efficiency and unflinching reliability of the most trusted name in the industry, it rises above the challenges of tomorrow.
Power: Up to 605 hp Torque: 2,050 lb-ft Certification: EPA 2027 Product availability: North America
