The trend toward automatic transmissions – what does it mean for the lubricant?

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There are currently three different transmissions commonly available for the heavy-duty fleet sector – automatic, automated manual and manual. In North America, automation rates are estimated to have increased from approximately 70 percent to 95 percent in the past 10 years. According to Allison Transmission, a manufacturer of fully automatic transmissions for medium- and heavy-duty […]

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