Cummins Inc. designs, manufactures, distributes, and services diesel and natural gas engines, and engine-related component products worldwide. It operates in four segments: Engine, Components, Power Generation, and Distribution. The Engine segment offers a range of diesel and natural gas powered engines under the Cummins and other customer brand names for the heavy-and medium-duty truck, bus, recreational vehicle, light-duty automotive, agricultural, construction, mining, marine, oil and gas, rail, and governmental equipment markets. This segment also provides new parts and service, as well as remanufactured parts and engines. The Components segment supplies filtration products, turbochargers, aftertreatment systems, intake and exhaust systems, and fuel systems for commercial diesel applications. This segment offers filtration and exhaust systems for on-and off-highway heavy-duty and mid-range equipment, as well as supplies filtration products for industrial and passenger car applications. This segment also develops after treatment and exhaust systems to help customers meet emissions standards and fuel systems. The Power Generation segment designs and manufactures components that make up power generation systems, including engines, controls, alternators, transfer switches, and switchgear. This segment also offers power generation systems, components, and services, including diesel, natural gas, gasoline, and alternative-fuel electrical generator sets for use in recreational vehicles, commercial vehicles, recreational marine applications, and home stand-by or residential applications. The Distribution segment provides parts and services, as well as service solutions, including maintenance contracts, engineering services, and integrated products. The company sells its products to original equipment manufacturers, distributors, and other customers. Cummins Inc. was founded in 1919 and is headquartered in Columbus, Indiana.

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