When it comes to full-size 4x4 trucks and SUVs, the General Motors Turbo-Hydramatic 400 (TH400) automatic transmission is perhaps one of the most coveted automatic transmissions in existence. Thanks ...

General Motors' Hydramatic Division can take credit for having designed and produced the most rugged and dependable domestic automatic transmissions ever done. In fact, the Hydramatics are so darned ...

In the early days of the automotive industry, manual-shift transmissions were the norm. Operating a clutch pedal and a shift lever peering up from the floorboard or mounted on the steering column was ...

It was a matter of necessity the GM Turbo-Hydramatic 700-R4 transmission ever happened at all. GM’s powertrain engineers were handed a challenge amid higher fuel prices and tougher government ...