The SunCoast 4R100-SD-36 Low Stall Torque Converter is engineered for 1999-2003 Ford 7.3L Powerstroke trucks equipped with the 4R100 automatic transmission. Designed to improve towing performance, drivability, and transmission efficiency, this heavy-duty converter features a lower stall speed to help keep engine RPM in the optimal power range under load.

Built for towing, hauling, daily driving, and performance applications, the SunCoast Low Stall Converter provides improved lock-up performance, better power transfer, and increased durability compared to the factory converter.

Features

• Heavy-duty low stall torque converter design
• Designed for Ford 4R100 automatic transmissions
• Improved towing and hauling performance
• Lower stall speed for better low-end efficiency
• Enhanced lock-up clutch durability
• Improves power transfer and drivability
• Ideal for towing, street, and performance applications
• Built for high torque diesel applications

Why Choose a Low Stall Converter?

A low stall torque converter helps reduce excessive RPM before engagement, allowing the engine to transfer power more efficiently under load. This improves towing performance, throttle response, and transmission temperature control, especially in heavy-duty applications.

Vehicle Fitment

• 1999-2003 Ford F-250 Super Duty 7.3L Powerstroke
• 1999-2003 Ford F-350 Super Duty 7.3L Powerstroke
• 1999-2003 Ford Excursion 7.3L Powerstroke
• Fits trucks equipped with the 4R100 automatic transmission

Built for Heavy-Duty Powerstroke Performance

Whether your truck is used for towing, hot shot work, daily driving, or competition use, the SunCoast 4R100 Low Stall Torque Converter delivers the durability and efficiency needed for demanding diesel applications.

Part Number: 4R100-SD-36

Note: Professional installation is recommended. Transmission tuning may be recommended depending on vehicle modifications and power level.