As the number of 6.7L Cummins–equipped Rams on the road increased, so did the amount of people looking to modify them. Unfortunately, these enthusiasts quickly learned that the Chrysler 68RFE ...

Aftermarket manufacturers and diesel specialists are rolling out fixes for the 68RFE transmission’s chronic heat and pressure weaknesses, from cooler bypass deletes to TCM tuning. Originally launched ...

Transmissions matter a lot when it comes to diesel trucks. That's because pulling power isn't just limited by the power and torque of the engine, but also by the strength of the transmission ...

When comparing the Mopar 68RFE automatic transmission to the Aisin AS69RC, we should start with some similarities. Both transmissions are six-speed varieties used primarily in heavy-duty Dodge/Ram ...

The transmission in a vehicle must be able to function in challenging circumstances without fail. Arguably the hardest working part of the engine, the transmission doesn't get nearly the recognition ...