What are the upcoming emission regulations in North America? The EPA27 emissions rule is a set of regulations established by the Environmental Protection Agency (EPA) to significantly lower nitrogen oxide (NOx) emissions from light-, medium- and heavy-duty vehicles. These regulations take effect with the 2027 engine models and require a reduction in NOx emissions by more than 75% compared to current standards.

Improving fuel economy in a heavy-duty diesel engine while lowering emissions is no small feat. For decades engineers have been aiming to achieve the combination knowing customer motivations to run cleaner for more miles per gallon. That’s what makes Cummins 2027 X15 such a stimulating topic among engineers, fleet owners and maintenance managers who know the interests all too well.

Cummins Inc. (NYSE: CMI), a global power solutions leader, has announced the global release of its updated PrevenTech® platform at Bauma 2025.
Cummins PrevenTech® is an integrated engine reliability and performance solution for miners. This technology combines real-time remote monitoring, advanced predictive analytics and 24/7 Cummins expert support to ensure Cummins engines operate at peak performance.

Dongfeng Cummins Engine Co., Ltd. (DCEC), a Sino-American joint venture established in 1996, has emerged as a pivotal player in China's heavy-duty engine manufacturing sector. This paper examines DCEC's engine portfolio, delineates the applications of its key models, and provides a comparative analysis between Cummins' electronic-controlled and mechanical engines. The discussion highlights technological advancements and their implications for industrial and environmental performance.