The 4L60E is the latest in a long line of durable, high-function GM overdrive automatics that have come our way since the 1960s. The TH350 three-speed automatic had long been a mainstay with Chevy ...

There’s lots of talk about making horsepower these days. Sure, this is the golden age of horsepower but all that power does little good if the transmission fails to deliver the power to the tires.