2001-2019 Duramax HD Cast Aluminum PTO Side Plate Cover (128060100)

Fits

Made from cast aluminum, these covers add strength to center of the transmission case eliminating trans-oil seepage at the mating surface.

Cooling fins double the surface area (60.74 sq. in.) when compared to stock (30.62 sq. in.), which increases heat dissipation from the transmission fluid.

Part Number: 128060100

• High-grade A356.0-T6 heat-treated cast aluminum alloy
• Ridged design keeps gasket evenly torqued so it does not slip
• Increases transmission case rigidity
• Helps reduce operating temperatures
• Internal heat sinks and external ribs add strength and reduce fluid temperatures

• 2001-2016 Kit - comes with 2 covers, 12 bolts, and 2 cover gaskets
  
• 2017-2019 Kit - comes with 1 cover, 6 bolts, and 1 cover gasket