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Mahle K31904 Engine Water Pump GasketOE Quality 60-Day Returns
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Part #: K31904

Mahle K31904 Engine Water Pump Gasket

⚙️ 109 vehicles fit this part
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🚗Fitment: Chevrolet, GMC, and Hummer, Silverado 2500 HD, Silverado 3500 HD, Sierra 2500 HD, Sierra 3500 HD, Express 2500, Express 3500, Savana 2500, Savana 3500, Silverado 2500 HD Classic, Silverado 3500 Classic, Sierra 2500 HD Classic, Sierra 3500 Classic, Silverado 3500, Sierra 3500, and H1
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Reliable Engine Water Pump Gasket for Chevrolet, GMC, and Hummer

The Mahle K31904 engine water pump gasket is designed to provide a secure seal for your vehicle's cooling system. Engineered with molded rubber and an O-ring seal type, this gasket ensures proper fitment and durability for select Chevrolet, GMC, and Hummer models.

  • Constructed from molded rubber for effective sealing and longevity
  • OEM standard item grade meets manufacturer specifications
  • O-ring seal type enhances leak prevention in the cooling system
  • Compatible with Chevrolet Express 2500, Express 3500, GMC Sierra 2500 HD, Sierra 3500, and Hummer H1 models
  • Part number K31904 ensures precise replacement fit

Durable Molded Rubber Gasket with O-Ring Seal

This engine water pump gasket from Mahle is made from molded rubber, a material known for its flexibility and resistance to heat and coolant exposure. The integrated O-ring seal type provides an additional layer of sealing to prevent coolant leaks around the water pump housing. Designed to meet OEM standards, the K31904 gasket maintains the integrity of the engine cooling system under demanding operating conditions.

Compatible Vehicles and Applications

The Mahle K31904 gasket is compatible with a range of Chevrolet, GMC, and Hummer vehicles, including Chevrolet Express 2500 and 3500, GMC Sierra 2500 HD and 3500 series, and the Hummer H1. This gasket is specifically engineered to fit these models, ensuring a proper seal and reliable performance in the engine's water pump assembly.

Common Issues Addressed by the K31904 Gasket

  • Prevents coolant leaks from the water pump area
  • Eliminates overheating caused by compromised seals
  • Reduces risk of engine damage due to coolant loss
  • Maintains proper coolant flow within the engine cooling system
  • Helps avoid costly repairs related to water pump gasket failure

Installation Notes and Tips

When installing the Mahle K31904 engine water pump gasket, ensure the mating surfaces are clean and free of old gasket material or debris. Proper torque specifications should be followed to avoid gasket deformation. It is recommended to inspect the water pump and surrounding components for wear or damage during installation to ensure optimal performance.

Quality Assurance and Warranty

Mahle manufactures the K31904 gasket to meet OEM standards, providing reliable sealing performance for your vehicle's cooling system. While specific warranty details may vary, Mahle products typically come with a limited warranty against manufacturing defects. Always verify warranty terms with the supplier or manufacturer.

BrandMahle
Part NumberK31904
Additional Package ContentsNone
Gasket MaterialMolded Rubber
Item GradeOEM Standard
Seal TypeO-Ring

This part fits 109 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2016ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2016ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2016GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2016GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2015ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2015ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2015ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2015ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2015GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2015GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2015GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2015GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2014ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2014ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2014ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2014ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2014GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2014GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2014GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2014GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2013ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2013ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2013ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2013ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2013GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2013GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2013GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2013GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2012ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2012ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2012ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2012ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2012GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2012GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2012GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2012GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2011ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2011ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2011ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2011ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2011GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2011GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2011GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2011GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2010ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2010ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2010ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2010ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2010GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2010GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2010GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2010GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2009ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2009ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2009ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2009ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2009GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2009GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2009GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2009GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2008ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2008ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2008ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2008ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2008GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2008GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2008GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2008GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2007ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2007ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2007ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2007ChevroletSilverado 2500 HD Classic6.6LV8N/AMolded rubber O-ring type.
2007ChevroletSilverado 3500 Classic6.6LV8N/AMolded rubber O-ring type.
2007ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2007GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2007GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2007GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2007GMCSierra 2500 HD Classic6.6LV8N/AMolded rubber O-ring type.
2007GMCSierra 3500 Classic6.6LV8N/AMolded rubber O-ring type.
2007GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2006ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2006ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2006ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2006ChevroletSilverado 35006.6LV8N/AMolded rubber O-ring type.
2006GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2006GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2006GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2006GMCSierra 35006.6LV8N/AMolded rubber O-ring type.
2006HummerH16.6LV8N/AMolded rubber O-ring type.
2005ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2005ChevroletSilverado 35006.6LV8N/AMolded rubber O-ring type.
2005GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2005GMCSierra 35006.6LV8N/AMolded rubber O-ring type.
2004ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2004ChevroletSilverado 35006.6LV8N/AMolded rubber O-ring type.
2004GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2004GMCSierra 35006.6LV8N/AMolded rubber O-ring type.
2003ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2003ChevroletSilverado 35006.6LV8N/AMolded rubber O-ring type.
2003GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2003GMCSierra 35006.6LV8N/AMolded rubber O-ring type.
2002ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2002ChevroletSilverado 35006.6LV8N/AMolded rubber O-ring type.
2002GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2002GMCSierra 35006.6LV8N/AMolded rubber O-ring type.
2001ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2001ChevroletSilverado 35006.6LV8N/AMolded rubber O-ring type.
2001GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2001GMCSierra 35006.6LV8N/AMolded rubber O-ring type.

* 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:

35756

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