TC Remanufacturing HO28 Automatic Transmission Torque Converter

Brand TC Remanufacturing HO28
Bolt Circle 12.000
Converter Diameter 11.250
Converter Type Lock Up
Hub Type 39 S/Stp/Flg/W/Grv 1.652/1.810 OD
Mounting Thread Size 6mm x 1.0
Mounting Type Ring Gear 8 Holes 6mm x 1.0
Pilot Diameter 0.945
Ring Gear Yes
Ring Gear Tooth Count 131
Spline Count 22
Stall Slight Low
Fits Acura and Honda · 14 vehicles

Lock-up converter. Helps improve drivability with a more efficient torque transfer design.

Ring gear included. Built with an integrated ring gear for a complete transmission hard part solution.

Spline-driven fit. 22-spline construction supports secure engagement and reliable operation.

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Automatic Transmission Torque Converter for Honda and Acura

TC Remanufacturing HO28 is an automatic transmission torque converter built for specific Honda and Acura applications with a lock-up design and slightly low stall calibration. It is a direct-fit replacement for select 2006-2012 Honda and Acura models, including Honda Odyssey, Honda Ridgeline, Honda Pilot, and Acura RDX.

Key Features

  • Automatic transmission torque converter with lock-up operation
  • 11.250-inch converter diameter
  • 12.000-inch bolt circle
  • 22-spline count
  • Ring gear with 131 teeth
  • 8-hole ring gear mounting pattern with 6mm x 1.0 thread size
  • 0.945-inch pilot diameter
  • Hub type: 39 S/Stp/Flg/W/Grv, 1.652/1.810 OD
  • Slight low stall calibration for matched drivability

Fitment Details

  • Fits 2010-2012 Acura RDX, N/A
  • Fits 2007-2010 Honda Odyssey, N/A
  • Fits 2007-2009 Acura RDX, N/A, Fitment Note: Slightly Low Stall
  • Fits 2006-2008 Honda Ridgeline, N/A, Fitment Note: Slightly Low Stall
  • Fits 2006 Honda Pilot, N/A, Fitment Note: Slightly Low Stall

Product Description

HO28 is a TC Remanufacturing automatic transmission torque converter engineered around the listed Honda and Acura fitments. The lock-up converter design helps maintain efficient power transfer during cruising, while the slightly low stall specification supports the factory-style operating range for the covered Honda Odyssey, Honda Ridgeline, Honda Pilot, and Acura RDX applications. The HO28 part number is useful when replacing a worn or failing converter in these specific vehicles.

This part cross-references no additional part numbers in the provided data.

Common Replacement Reasons

  • Shudder or vibration during lock-up engagement
  • Delayed or inconsistent launch feel from the transmission
  • Converter clutch performance concerns
  • Noise or wear related to internal torque converter components
  • Restoring proper drivability after transmission service

Installation Notes

Verify transmission code, spline count, bolt circle, pilot diameter, and ring gear configuration before installation. Confirm the vehicle’s year and model against the fitment list, especially for the 2007-2009 Acura RDX, 2006-2008 Honda Ridgeline, and 2006 Honda Pilot applications that specify slightly low stall. Proper flushing of the transmission system and inspection of related components is recommended during replacement.

Quality Assurance

TC Remanufacturing HO28 is specified with detailed dimensional and mounting data to support accurate application matching for the listed Honda and Acura vehicles. Use the published fitment and converter specifications to confirm compatibility before installation.

This part fits 14 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2012AcuraRDX2.3LL4N/A—
2011AcuraRDX2.3LL4N/A—
2010AcuraRDX2.3LL4N/A—
2010HondaOdyssey3.5LV6N/A—
2009AcuraRDX2.3LL4N/AFitment Note:Slightly Low Stall
2009HondaOdyssey3.5LV6N/A—
2008AcuraRDX2.3LL4N/AFitment Note:Slightly Low Stall
2008HondaOdyssey3.5LV6N/A—
2008HondaRidgeline3.5LV6N/AFitment Note:Slightly Low Stall
2007AcuraRDX2.3LL4N/AFitment Note:Slightly Low Stall
2007HondaOdyssey3.5LV6N/A—
2007HondaRidgeline3.5LV6N/AFitment Note:Slightly Low Stall
2006HondaPilot3.5LV6N/AFitment Note:Slightly Low Stall
2006HondaRidgeline3.5LV6N/AFitment Note:Slightly Low Stall