Description
Cummins ISX QSX Gear Housing Gasket 4393089
*Please Verify Your OEM Number(s) Before Purchase
Enhance your Kenworth T680 Next Gen or Peterbilt 579 with the Automann Gear Housing to Engine Block Gasket, designed for Cummins ISX & QSX engines. This direct OEM 4393089 replacement measures 23″ L x 16.125″ W, offering a perfect fit to prevent leaks and support peak engine performance.
- Gear Housing To Engine Block Gasket
- Fits Kenworth T680 Next Gen & Peterbilt 579 With Cummins ISX & QSX Engines
- Direct Aftermarket Replacement For OEM s:
- 4393089
- Dimensions: 23″ L x 16.125″ W
- Sold Individually








