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PML Transmission Pan for GM TH 425 Front Wheel Drive Transaxle
Stock Capacity

Part Number 7873

PML GM TH 425 tranny pan, as-cast
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PML GM TH 425 tranny pan, black powder coated
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As-cast finish
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Black powder coating
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Volume: stock to a little over stock capacity

Dimensions: Click here to see dimensions in a separate window. This pan is stock capacity and heavy duty so it is larger than the stock pan. Always check your vehicle for clearance before ordering.

Number of Bolts: 13

This PML pan fits front wheel drive GM cars and chassis with the TH425 transaxle transmission. This includes:

  • 1966-78 Oldsmobile Toronado
  • 1967-78 Cadillac Eldorado
  • GMC Motorhomes

This pan features raised fins to help with cooling and heavy duty construction for strength and a thick flange for an excellent seal with the transmission housing.

Drain, Bolts and Optional Temperature Sensor Machining

drain on PML GM 425 transmission pan     PML GM 425 transmission pan includes new bolts and a magnetic drain plug
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The drain hole is located on the front of the pan.

This PML pan include a magnetic drain plug, copper sealing washer and new mounting hardware.

The pan has a half circle boss (thick area) on the front of the pan near the drain plug that optionally can be drilled and tapped for a temperature sending unit.

Inside of Pan

inside of PML GM 425 transmission pan    Click on image to view larger in a new tab or window.

PML Transmission Pan Compared to Stock

PML Transmission Pan Part Number 7873 height compared to stock  PML Transmission Pan Part Numbers 7873, compared to stock
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These images show this PML transmission pan compared to the stock pan.

PML Transmission Pan Features:

  • Sand-cast aluminum with raised fins
  • 3/16-inch thick wall construction to add strength to the transmission case
  • 3/8-inch thick gasket flange will not bend when bolts are tightened
  • Machined gasket surface for a secure seal
  • Boss cast into pan can be machined for a temperature sensor
  • Drain hole and magnetic drain plug for easier, less messy maintenance

All PML transmission pans ship with new mounting bolts and a magnetic drain plug.

If you would like PML to machine your pan for a temperature sending unit, there is an additional charge of $45 .

Find out why you should buy a PML transmission pan.

Learn more about finishes and construction of PML parts.

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