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WHAT YOU NEED TO KNOW ABOUT THE NEWEST DIESEL ENGINE OIL
CK-4 engine oils have been available since late 2016, but if you’re just acquiring your first machine with a Tier 4 engine, they might be new to you. Here are answers to some of the most common questions about these oils.
It’s the newest generation of diesel engine oil. Although it was developed especially for Tier 4 engines, you can use it in older models, too. The industry calls that “backwards-compatible."
CJ-4 oil has been the standard for high-efficiency, low-emissions engines since its introduction more than a decade ago — but that was about the time the first iPhone came out. Think about how rapidly technology has changed since then. The newest engines on the market are loaded with features that boost performance, improve fuel economy and reduce emissions. They’ll benefit from an upgraded oil.
It provides the highest level of protection and performance for engines equipped with emission-control technologies. Specifically, it:
Bottom line — CK-4 oil is the new standard for off-highway equipment.
Using CK-4 oil is the best way to optimize the performance, fuel economy and durability of Tier 4 engines. That said, CJ-4 oil will not damage a Tier 4 product, but beware of older oils including CH-4 and CI-4. They may:
Yes. In off-highway equipment, it’s a simple change. Just buy the grade you’re currently using.
No. The CK-4 standard, established by the American Petroleum Institute (API), represents a minimum requirement. Some oils, including those offered by Caterpillar, exceed the standard.
It’s hard to see what sets Cat® fluids apart from the competition — but when you take a closer look at the results, the difference is clear. Your system runs cleaner. Your machine performs better. Your components last longer. See for yourself how the system design of Cat fluids delivers real results, then check out the full lineup of Cat Oils.