68RFE Transmission – Dodge Ram 2007–2024

The 68RFE automatic transmission has been the mainstay in Dodge Ram 2500/3500 trucks with 5.9L and 6.7L Cummins engines from 2007–2024. It’s strong and reliable, but heavy-duty towing and commercial use often call for an upgrade to a Cummins-to-Allison conversion kit.

Features of the 68RFE Transmission

• Automatic 6-speed transmission for 2007–2024 Dodge Ram
• Compatible with 5.9L and 6.7L Cummins engines
• Durable for daily driving and moderate towing
• Optional Allison upgrade for maximum torque and heavy-duty use

Frequently Asked Questions

What trucks used the 68RFE transmission?

Dodge Ram 2500/3500 2007–2024 with Cummins engines.

Is the 68RFE good for towing?

Yes, but for extreme towing or commercial loads, the Allison conversion is superior.

Can I upgrade my 68RFE truck to Allison?

Yes, CPP Diesel Cummins-to-Allison kits support trucks with 68RFE transmissions. Learn more.

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