Transmission manufactured by GM for use in cars and trucks. This transmission has four forward gears (three drive/one over-drive) and one reverse gear. This transmission should be differentiated from the 4L60. This is due to the 4L60e being electronically controlled through the Powertrain Control ...

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GM 4L60-E Rebuild Questions - Part 1

I am in the process of rebuilding my first 4L60-E (I've done a 4L30-E before) and I had a couple questions. 1st: In terms of the input drum pistons I know there are both aluminum and steel models, ...