* 0-60 mph times: Generally ranged from around 6 to 8 seconds depending on the engine option (V6 or V8) and the year of manufacture. The V8 models were, naturally, quicker.
* Top Speed: The electronically limited top speed was likely around 130 mph, though achieving this speed would depend on many factors, including road conditions and legality.
To get a precise speed for a *specific* Cadillac STS, you'll need to specify the year and engine type. You can then search online for performance specifications for that exact model.