The differences between the 700R4 and 4L60E transmissions come from their design and used dates. The 700R4 was used earlier and is mechanically controlled.

'The 700-R4 has long been a mainstay in the General's arsenal of late-model automatic overdrive transmissions. In 1993, OBD-II brought electronic controls and the introduction of the 4L60E. At the ...

With their debut in the 1990s, GM's 4L60E and 4L80E transmissions reveal some of their differences –- and similarities –- right in their names. The "4" and "L" respectively refer to the number of ...

While we can't blame you for involuntarily convulsing in laughter after reading that last line, Mike Kurtz of Century Transmission is about to make good on that claim. With GM's recent updates to the ...

Using our normal bull-in-a-china-shop approach, we were able to get the wrong transmission behind an engine that it wasn’t designed for. Of course, we didn’t know that at the time, and built the ...

Transmissions are the unsung heroes of the automotive world, but which ones are the most bulletproof?

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Despite their similar names, there are some notable differences between the 4L60E and 4L65E. These differences come in their ...

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