Mahle 54598 Engine Cylinder Head Gasket - Right

Engine Cylinder Head Gasket for GM 6.6L Applications

The Mahle 54598 engine cylinder head gasket is an OEM-standard sealing solution built with multi-layered steel construction for demanding diesel engine service. It is specified for the right-side cylinder head on select Chevrolet Silverado HD, GMC Sierra HD, Express, and Savana applications.

Mahle gaskets are used by OEMs and technicians worldwide for dependable sealing performance in engine repair work. This Mahle 54598 head gasket is built for the 106.00 mm cylinder bore and 1.98 mm thickness specification listed for the application.

Key Features

• Multi-layered steel cylinder head gasket construction
• OEM standard item grade for engine repair and rebuild work
• 106.00 mm cylinder bore diameter
• 1.98 mm thickness specification
• Torque-to-yield fastener application noted
• Gasket sealant not included
• Right-side fitment for listed Chevrolet and GMC vehicles

Detailed Description

Mahle 54598 is a multi-layered steel engine cylinder head gasket engineered for the right side of select GM truck and van platforms. It is listed for Chevrolet Silverado 2500 HD, Silverado 3500 HD, Silverado 3500 Classic, Express 2500, and Express 3500, as well as GMC Sierra 2500 HD, Sierra 3500 HD, Sierra 2500 HD Classic, Sierra 3500 Classic, Savana 2500, and Savana 3500. This part cross-references FEL-PRO 26406 PT and General Motors 98040128 for the same application.

For buyers searching for a right cylinder head gasket for 2001-2016 Chevrolet Silverado 2500 HD or 2001-2016 GMC Sierra 2500 HD, Mahle 54598 provides the listed bore, thickness, and OEM-standard construction needed for proper sealing in the combustion chamber area.

Common Repair Uses

• Replacing a leaking right-side cylinder head gasket
• Restoring compression loss caused by gasket failure
• Addressing coolant or combustion sealing issues at the head-to-block interface
• Repairing overheating-related head gasket damage
• Supporting engine rebuilds on listed Chevrolet and GMC diesel applications

Installation Notes and Tips

Confirm the engine code, bore size, thickness, and right-side position before installation. The fitment notes specify torque-to-yield fasteners, and cylinder head bolt replacement is recommended for the listed applications. Clean all mating surfaces thoroughly and follow the manufacturer’s torque sequence and tightening procedure during assembly.

Quality Assurance

Mahle supplies sealing products used by OEMs and professional technicians around the world. The 54598 is an OEM-standard gasket built to match the listed application requirements for Chevrolet Silverado HD, GMC Sierra HD, Express, and Savana models.