HomeTransmission > FlexplatePioneer Cables FRA-441 Automatic Transmission Flexplate
Part #: FRA-441

Pioneer Cables FRA-441 Automatic Transmission Flexplate

⚙️ 24 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mazda, Ford, and Mercury, B4000, Explorer, Explorer Sport Trac, Ranger, Mountaineer, and Aerostar
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Overview of Pioneer Cables FRA-441 Flexplate

The Pioneer Cables FRA-441 is an automatic transmission flexplate designed for select Ford, Mazda, and Mercury vehicles. Engineered to meet specific fitment requirements, this flexplate ensures reliable performance for models such as the Ford Explorer, Mazda B4000, and Mercury Mountaineer.

  • Outside diameter: 11.688 inches (296.863 mm)
  • 138 teeth for precise engagement
  • 8 mounting holes with a diameter of 9.37 mm
  • Pitch flywheels: 12
  • Diameter thickness: 0.974 inches
  • Compatible with Ford Aerostar, B4000, Explorer, Explorer Sport Trac, Mountaineer, and Ranger

Detailed Product Description

The FRA-441 flexplate by Pioneer Cables is manufactured to exact specifications to fit automatic transmissions in various Ford, Mazda, and Mercury models. With an outside diameter of 11.688 inches and 138 teeth, this flexplate provides the necessary interface between the engine's crankshaft and the torque converter. The 8 mounting holes, each measuring 9.37 mm in diameter, allow for secure attachment to the flexplate housing. The 0.974-inch thickness ensures durability under normal operating conditions. This part is designed for vehicles with pitch flywheels rated at 12, ensuring compatibility and smooth operation.

Applications and Problem Solving

This automatic transmission flexplate is used to connect the engine to the transmission, transferring power efficiently. It addresses several common issues including:

  • Worn or damaged flexplate teeth causing starter engagement problems
  • Cracks or warping from engine stress or overheating
  • Loose or damaged mounting holes leading to vibration or misalignment
  • Compatibility issues with replacement parts in Ford Explorer or Mazda B4000 models
  • Transmission noise related to flexplate failure

Installation Notes and Tips

When installing the Pioneer Cables FRA-441 flexplate, ensure the following:

  • Verify the part number matches your vehicle’s requirements
  • Inspect the torque converter and crankshaft flange for wear before installation
  • Use proper torque specifications on mounting bolts to avoid flexplate damage
  • Check alignment carefully to prevent vibration or premature wear
  • Consult vehicle-specific service manuals for detailed installation procedures

Quality Assurance and Warranty

The Pioneer Cables FRA-441 flexplate is manufactured to meet OEM standards for fit and function. While this part is not SFI approved and does not include an SFI certification sticker, it is built to provide reliable service in compatible Ford, Mazda, and Mercury vehicles. Warranty coverage details should be confirmed with the distributor or manufacturer at the time of purchase.

BrandPioneer Cables
Part NumberFRA-441
Diameter (in)0.974
Diameter (mm)296.863
Mounting Hole Diameter9.37
Mounting Hole Quantity8
Outside Diameter11.688
Pitch Flywheels12
Teeth138
Tooth Quantity138

This part fits 24 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004MazdaB40004.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
2003MazdaB40004.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
2002MazdaB40004.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
2001FordExplorer4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"; To 7/31/00
2001FordExplorer Sport Trac4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"; To 7/31/00
2001FordRanger4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
2001MazdaB40004.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
2001MercuryMountaineer4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
2000FordExplorer4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
2000FordRanger4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
2000MazdaB40004.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
2000MercuryMountaineer4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
1999FordExplorer4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
1999FordRanger4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
1999MazdaB40004.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
1999MercuryMountaineer4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
1998FordExplorer4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
1998FordRanger4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
1998MazdaB40004.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
1998MercuryMountaineer4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
1997FordAerostar4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
1997FordExplorer4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
1997FordRanger4.0LV6N/ATeeth: 138; Outer Diameter: 11.69"
1997MazdaB40004.0LV6N/ATeeth: 138; Outer Diameter: 11.69"

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

4091007AA-F254F254F77Z6375AAFM254M

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.