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2024 Chevrolet 3.0L Duramax
SKU #: SC-68RFE-38-3D
MPN #: SC-68RFE-38-3D
SunCoast 68RFE Billet 1700-1800 Stall Torque Converter 07.5-18 Ram
CORE CHARGE
What is a core charge?
Description
Give your 6.7L Cummins the strength, efficiency, and reliability it should have had from the factory with the SunCoast 1700–1800 Stall Triple Disc Converter. Purpose-built for RAM trucks equipped with the 68RFE, this converter delivers exceptional towing performance, smoother lockup operation, and the durability needed for tuned or heavily worked trucks.
Perfect for daily drivers, tow rigs, and work trucks that need improved torque transfer without raising stall speed too high.
A Heavy-Duty Converter for Real-World Use
This 3D converter provides over 3.4× the lockup clutch surface area compared to stock (8.7 sq. in. vs. 29.7 sq. in.), distributing load across three carbon-graphitic clutch discs for smoother, stronger engagement under heavy load. Every unit is precision-assembled and machined in-house at SunCoast to deliver unmatched consistency and long-term performance.
Key Features
1700–1800 RPM Stall — ideal for towing, daily use, and better drivability
CNC-machined billet stator for increased torque multiplication
CNC-machined billet steel cover for superior strength
Billet lockup apply piston for higher clamp load and longevity
3 carbon-graphitic clutch discs for smooth, powerful lockup
4140 hardened turbine splines & hub
Furnace-brazed and TIG-reinforced fins
Torrington thrust bearing replaces weak OEM plastic components
Digitally balanced to within .01 gram
Pressurized hot-soak leak tested
Built and assembled in the USA
Backed by a 3-year, unlimited mileage warranty, this converter is designed to last—even under aggressive tuning, heavy towing, or long-term commercial use.
Performance Advantages
Dramatically stronger than the factory 68RFE converter
More efficient torque transfer with less slip and heat
Smooth, reliable lockup even under heavy load
Increased holding capacity for tuned and modified trucks
Perfect upgrade for towing, hauling, and work applications
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No Salesmen, Just Enthusiasts
About SunCoast Performance
Established in 1989 as a small-scale enterprise in picturesque Fort Walton Beach, FL, SunCoast Performance embarked on its journey with a mission to meet the rising demand for top-tier aftermarket torque converters, transmission assemblies, and components. Over the years, SunCoast has diligently identified, tested, and rectified numerous weak points within OEM transmissions and torque converters. Leveraging extensive real-world test data and cutting-edge design technology, SunCoast has emerged as a leader in quality craftsmanship, consistently surpassing competitors and exceeding customer expectations.
At the core of SunCoast's ethos lies an unwavering commitment to American-made excellence in design, manufacturing, technical support, and customer satisfaction. The company hosts bi-annual research laboratories, fostering knowledge exchange among customers and suppliers, and staying abreast of technological advancements shaping the automotive industry.
Today, SunCoast stands at the pinnacle of automotive performance, boasting a workforce of over 45 employees and occupying more than 75,000 square feet of climate-controlled facilities. In addition to manufacturing, SunCoast leases 20,000 square feet to their in-house metal supplier, National Aluminum & Alloy, ensuring complete control over the production process with access to a vast inventory of raw materials worth upwards of $2,000,000.