While the 68RFE also comes as the default transmission in the 3500 with the 6.7L Cummins, the Aisin AS69RC automatic six-speed, which was introduced in 2013, is also offered as an optional ...

Since the 68RFE is technically considered a light-duty transmission, it has a limited 30,300-pound gross combined weight rating and can handle up to 500 rear wheel horsepower and 1,000 lb-ft of ...

Enter the RevMax 68RFE Signature 1,000. RevMax builds each of these transmissions to the most stringent tolerances, with a single technician from beginning to end building each one. And when they ...

Enter the RevMax 68RFE Signature 1000. RevMax builds each of these transmissions to the most stringent tolerances, with a single technician from beginning to end building each one. And when they ...

It affects roughly 280,000 diesel-powered models with the 6.7-liter Cummins engine and 68RFE transmission, of which 248,342 are located in the United States.