The SunCoast 68RFE-46 3D Torque Converter is designed for 2007.5-2024 Ram 6.7L Cummins trucks equipped with the 68RFE automatic transmission. Featuring a 1900-2000 RPM stall speed, this heavy-duty converter is engineered to improve towing performance, throttle response, lock-up efficiency, and overall transmission durability in demanding diesel applications.

Built using SunCoast’s proven triple-disc (3D) clutch technology, this converter provides increased holding capacity and improved lock-up performance compared to the factory converter. Whether your truck is used for towing, hot shot work, racing, or daily driving, the SunCoast 3D Converter is designed to handle increased torque and horsepower levels with confidence.

Features

• 1900-2000 RPM stall speed
• Triple-disc (3D) lock-up clutch design
• Designed for 68RFE automatic transmissions
• Improved lock-up holding capacity
• Enhanced towing and hauling performance
• Better throttle response and power transfer
• Built for high-torque diesel applications
• Ideal for towing, racing, and performance builds
• Heavy-duty billet internal construction

Why Upgrade the Torque Converter?

The factory 68RFE torque converter can struggle to handle increased power levels and heavy towing demands. Upgrading to a SunCoast 3D Converter helps improve transmission efficiency, reduce converter slip, lower operating temperatures, and provide more reliable lock-up performance under load.

Vehicle Fitment

• 2007.5-2024 Ram 2500 6.7L Cummins
• 2007.5-2024 Ram 3500 6.7L Cummins
• Fits trucks equipped with the 68RFE automatic transmission

Built for Heavy-Duty Cummins Applications

Whether your truck is used for towing, hot shot driving, competition, or daily use, the SunCoast 68RFE-46 Torque Converter delivers the durability, efficiency, and holding power needed for demanding diesel performance applications.

Part Number: 68RFE-46

Note: Professional installation and transmission tuning may be recommended depending on vehicle modifications and horsepower levels.