Product Description
The CUMMINS 4955523 OEM UPPER ENGINE GASKET SET is designed for 2011–2012 ISB 6.7L Cummins diesel engines. This genuine Cummins gasket kit contains the sealing components commonly required during upper engine repairs, cylinder head service, and top-end engine rebuilds while maintaining OEM fitment and reliability.
Use this gasket set when replacing a cylinder head gasket, servicing valvetrain components, repairing oil or coolant leaks, or performing major engine repairs. Always verify fitment by engine serial number before ordering.
FEATURES
- Genuine Cummins OEM upper engine gasket set
- Designed for 2011–2012 ISB 6.7L Cummins engines
- Provides OEM-quality sealing performance
- Ideal for cylinder head service and upper engine repairs
- Helps prevent coolant, oil, and combustion leaks
- Recommended for engine rebuild and maintenance projects
FITMENT
- 2011–2012 Ram 2500 6.7L Cummins
- 2011–2012 Ram 3500 6.7L Cummins
- 2011–2012 Ram 4500 6.7L Cummins
- 2011–2012 Ram 5500 6.7L Cummins
- Select Cummins ISB 6.7L commercial and industrial applications
WHAT'S INCLUDED
- 1 Cummins 4955523 OEM Upper Engine Gasket Set
- Upper engine sealing components supplied by Cummins for the application
CROSS-REFERENCE AND RELATED PRODUCTS
- Cummins 4955523
- Cylinder Head Bolts
- Cylinder Head Components
- Valve Cover Gaskets
- Intake and Exhaust Manifold Gaskets
SPECIFICATIONS
- Manufacturer: Cummins
- Part Number: 4955523
- Part Type: Upper Engine Gasket Set
- Engine Compatibility: ISB 6.7L Cummins
- Fitment Years: 2011–2012
- Vehicle Application: Ram 2500, 3500, 4500, and 5500
- Condition: New OEM Cummins
- Installation Type: Direct Replacement
- Application: Cylinder Head and Upper Engine Service
FAQ
Will this gasket set fit my truck?
This gasket set fits many 2011–2012 Ram trucks equipped with the 6.7L Cummins diesel engine. Always verify fitment using your engine serial number before ordering.
Is this a genuine Cummins gasket set?
Yes. Cummins 4955523 is a genuine OEM Cummins upper engine gasket set designed to meet factory sealing specifications.
What is an upper engine gasket set used for?
Upper engine gasket sets are commonly used during cylinder head replacement, head gasket repairs, valvetrain service, and top-end engine rebuilds.
Does this include all gaskets for a complete engine overhaul?
No. This kit is intended for upper engine service. Additional lower engine seals and gaskets may be required for a complete overhaul.
Should new head bolts be installed during cylinder head service?
Following Cummins service recommendations for head bolts and related fasteners is recommended during major engine repairs.
Do I need any related parts?
Inspect cylinder head bolts, valve train components, intake and exhaust manifold gaskets, seals, and cooling system components during installation and replace worn parts as necessary.
