- Direct replacement to OEM parts number J-44642 or J44642 and J-44645 or J44645.
- This heavy-duty tool is will fit 2001-Later GMT800, 2500HD and 3500 with 6.6 liter Duramax diesel engine.
- Our tool is designed to install the seal to correct depth and alignment. The fitment of the inner and outer seal bodies is critical and any misalignment can result in leakage.
- Simply place the seal onto the end of the crankshaft. Screw the installer into the end of the crankshaft. Turn the forcing screw so the body of the tool can push on seal until it bottoms in the block.
- Oni Tools ensures quality products and stands behind top-of-the-line manufacturing. We guarantee our products to last and offer support along the way.