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Tier 4 Technology

Tier 4 Technology

Tier 4 Next Generation Products

Performance. Reliability. Value.

This video provides an in-depth look at the technology used on Cat® Tier 4 Final / Stage IV engines.

Caterpillar designed Tier 4 Interim products with Tier 4 Final standards in mind. By planning ahead, we were able to minimize design changes and deliver the reliability and performance you demand. Every Tier 4 Final engine is equipped with a combination of proven electronic, fuel, air and aftertreatment omponents, based on engine size, application and the geographic location in which it will work. Applying proven technologies systematically and strategically lets us meet your high expectations for productivity, fuel efficiency, reliability and service life.

Tier 4 Products

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Building Block Technologies

Learn about the technologies behind Cat® Tier 4 Engines.

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Tier 4 Media

Watch Tier 4 Videos and download brochures to learn more information.

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Customer Success

Caterpillar designed Tier 4 Interim products with Tier 4 Final standards in mind. By planning ahead, we were able to minimize design changes and deliver the reliability and performance you demand. Every Tier 4 Final engine is equipped with a combination of proven electronic, fuel, air and aftertreatment omponents, based on engine size, application and the geographic location in which it will work. Applying proven technologies systematically and strategically lets us meet your high expectations for productivity, fuel efficiency, reliability and service life.

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Helping Your Business Reach the Next Level

We believe that part of our commitment to our customers is to understand your needs and your business. We know that maintenance, service and support are critical not just to power and performance but to achieving the lowest total cost of ownership. Your Cat® dealer is dedicated to delivering value for the life of your machine.

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