TC Remanufacturing TO90 Automatic Transmission Torque Converter

TC Remanufacturing TO90 Torque Converter

The TC Remanufacturing TO90 is an automatic transmission torque converter built for select Toyota truck and SUV applications. It features a lock-up design, low stall characteristics, and OE-style mounting dimensions for direct replacement service.

Key Features

• Part number: TO90
• Automatic transmission torque converter
• Lock-up converter type
• Low stall specification
• 11.850-inch converter diameter
• 10.575-inch bolt circle
• 6-pad mounting design with 9mm x 1.25 mounting thread size
• Slotted hub type
• 20-spline count
• 1.257-inch pilot diameter
• Converter codes: 53A040, 320, 5304, 5A1

Detailed Description

TC Remanufacturing TO90 is a lock-up automatic transmission torque converter engineered around the listed OE-style dimensions and connection points. The 11.850-inch diameter, 10.575-inch bolt circle, 6-pad mounting pattern, slotted hub, and 20-spline count support proper transmission interface in the intended Toyota applications. This TO90 torque converter is a direct-fit service part for 2003-2016 Toyota 4Runner, 2005-2007 Toyota Tundra, 2009 Toyota Tundra, 2015-2016 Toyota Tundra, and 2007-2014 Toyota FJ Cruiser.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Is Used For

• Restoring torque transfer in a worn automatic transmission torque converter
• Addressing lock-up clutch engagement concerns
• Correcting drivability issues tied to improper stall characteristics
• Replacing a damaged hub, pilot, or mounting interface
• Servicing Toyota 4Runner, Tundra, and FJ Cruiser transmission applications

Installation Notes and Tips

Verify converter codes 53A040, 320, 5304, or 5A1 before installation. Confirm the 9mm x 1.25 mounting thread size, 6-pad mounting pattern, 1.257-inch pilot diameter, and 20-spline count match the transmission and flexplate setup. Always inspect the transmission, cooler, and related hard parts for contamination or wear before installing a replacement torque converter.

Quality Assurance

TC Remanufacturing supplies transmission hard parts for service replacement use. This TO90 torque converter is built to match the listed fitment and dimensional specifications for Toyota 4Runner, Toyota Tundra, and Toyota FJ Cruiser applications.