Allison Heavy Duty Triple Disc Billet Torque Converter

Features:

• 2,000 RPM Category 1 converter
• Triple disc billet construction
• CNC machined billet steel cover
• Three carbon graphitic clutch discs
• Billet lockup apply piston
• Hardened 4140 turbine splines
• Durable 4140 hardened hub
• Furnace brazed fins
• Torrington thrust bearing stator design
• Computer balanced within 0.01 gram
• Improves towing and hauling response
• Three year unlimited mileage warranty

Built To Make Every Workday Feel Easier

If your truck spends more time working than sitting in the driveway, upgrading your torque converter can make a noticeable difference in how it performs. The SunCoast SC-GML5P-HD Allison Heavy Duty Triple Disc Billet Torque Converter is designed to improve everyday drivability while providing the durability needed for demanding towing and hauling tasks. Whether you're pulling a camper across the state or carrying equipment to the next jobsite, this converter is engineered to deliver smooth and dependable power transfer. Its 2,000 RPM Category 1 design offers an excellent balance between performance and practicality, making it a smart upgrade for trucks that see regular heavy use. Furthermore, the triple disc billet construction provides added strength over factory components, giving you greater confidence when your truck is under load. If you want a cost effective way to improve the performance of your Allison transmission without building a dedicated race truck, this SunCoast converter is built to deliver reliable results for years to come.

Premium Components Deliver Reliable Everyday Performance

Designed for 2017-2019 Chevrolet Silverado 2500HD and 3500HD models along with GMC Sierra 2500HD and 3500HD trucks equipped with an Allison transmission, the SunCoast SC-GML5P-HD combines premium materials with precision manufacturing for dependable operation. A CNC machined billet steel cover and billet lockup apply piston provide exceptional strength, while three carbon graphitic clutch discs deliver precise and consistent lockup during demanding driving conditions. Additionally, hardened 4140 turbine splines and a 4140 hardened hub are engineered to withstand the stress created by heavy towing and hauling. Furnace brazed fins improve durability inside the converter, while the Torrington thrust bearing stator design promotes smooth and efficient operation. Every converter is pressurized hot soak leak tested and computer balanced to within 0.01 gram to help ensure outstanding quality before installation. Backed by a three year unlimited mileage warranty and precision assembled by skilled American workers, this converter is an outstanding choice for truck owners seeking dependable performance without sacrificing long term reliability.

Fitment: 2017, 2018, 2019 GM Sierra/Silverado 2500HD/3500HD

Notes:

• Fits 2017-2019 Allison-equipped GM 2500HD and 3500HD trucks.
• Category 1 converter with a 2,000 RPM stall.
• Designed for daily driving, towing, and hauling.
• Not intended for racing applications.
• Cost effective upgrade over the factory converter.
• Fits all Allison transmissions for these applications.
• Professionally assembled and quality tested before shipment.
• Backed by a 3-year unlimited mileage warranty.
• Verify vehicle fitment before placing your order.
• Covered by California Proposition 65 warning label.
• Core charge $350