MAHLE 54557A CYLINDER HEAD GASKET FOR 03-07 CUMMINS 5.9

MAHLE 54557A is an OE-quality multi-layer steel (MLS) cylinder head gasket for 2003–2007 5.9L Cummins (24-valve common-rail) engines. Standard bore and standard thickness for dependable sealing on stock or tuned applications.

• Material: MLS (multi-layer steel)
• Thickness: 1.28 mm (standard)
• Bore: 102.0 mm (standard)
• GTIN/UPC: 027067745767
• Warranty: 1-Year Limited

Fitment

• 2003, 2004, 2005, 2006, 2007 Dodge Ram 2500/3500 with 5.9L Cummins 24V (common rail)

Cross Reference Numbers

• Mopar/Chrysler: 5086859AB
• Fel-Pro: 26218PT
• Other refs: 613746010, HG10445

What’s Included

Single MLS head gasket (standard bore/thickness). Head bolts/studs not included.

Install Notes

Inspect head/block flatness and surface finish; follow Cummins torque and sequence specs. Always verify piston protrusion and choose the correct gasket thickness for your build.

FAQ

Is this the “standard” 5.9L head gasket?
Yes. 54557A is standard 1.28 mm thickness and 102 mm bore for 2003–2007 5.9L Cummins.

Will it fit my 2003–2007 Ram 2500/3500?
Yes, it fits 5.9L 24-valve common-rail trucks in those years.

Do I need to replace head bolts?
New bolts or studs are recommended during reassembly; follow manufacturer specs.

What if my engine needs an over-thickness gasket?
Use the appropriate Mahle part (e.g., 54556/54556A/HS54556 set) based on piston protrusion and machining; see related parts.