Caterpillar Announces Plans For Tier 4 Emissions Requirements

Caterpillar® will build on the proven success of ACERT® Technology to meet emissions requirements for construction equipment mobile machinery

PEORIA, IL - Building on the success of its industry leading ACERT Technology, Caterpillar Inc. (NYSE: CAT) has announced its plans to meet Tier 4 emissions requirements. Caterpillar’s Tier 4 engine technology will include state of the art integrated systems designed, produced, and supported by the industry leader. System design will be tailored to optimally meet customer needs in each application and horsepower range.

“We will provide an industry leading technology solution to meet the needs of our global customer base in all the markets we serve,” said Caterpillar Group President Doug Oberhelman. “Caterpillar is ready to provide its machine and industrial customers around the world with the broadest product range, the most extensive technology expertise, collaborative design processes, demonstrated system integration experience and unequaled product support.”

Caterpillar construction and industrial mobile equipment engines, including those sold to industrial OEM customers will not utilize selective catalytic reduction (SCR) to meet upcoming US EPA Tier 4 Interim, European Stage IIIB and Japan MLIT Step 4 mobile off-highway emissions regulations that take effect in the year 2011.

Caterpillar Tier 4 engine systems will be equipped with particulate matter (PM) aftertreatment technology, including oxidation catalysts and diesel particulate filters with advanced regeneration systems that will optimize uptime, fuel efficiency and operator convenience. Cat has been engaged in the design and production of PM aftertreatment technology over the past 14 years. The company plans to utilize its extensive design and application experience to match the appropriate technology with the specific customer requirements.