2250115 Crown As-P Fits Caterpillar Models

One New Aftermarket Replacement Piston Crown for Caterpillar (Cat) C15, 3406E, and C16 Diesel Engines

This aftermarket replacement piston crown (OEM part number 2250115 / 225-0115) is a precision-fit component for the Caterpillar C15, 3406E, and C16 heavy-duty diesel engine family. The piston crown is the upper portion of a 2-piece articulated piston assembly, forming the combustion bowl and top ring lands. It features gallery cooling and a pin bore of 2.17 in (55.118 mm) to ensure proper oil control and thermal management in high-output diesel applications. These engines are widely used in on-highway trucking, construction equipment, and industrial machinery.

Specifications

• Type: 2-Piece Articulated Piston Crown
• Pin Bore: 2.17 in (55.118 mm)
• Gallery Cooling: Yes
• Combustion Bowl: Yes
• Bore (Standard): 5.40 in (137.16 mm) - not oversized

Compatible Models

Caterpillar Diesel Engines: 3406E (1993-2005, 14.6L / 893 CID, 6-cylinder), C15 (1999-2007, 15.2L / 928 CID, 6-cylinder, serial prefix MBN), C16 (15.6L / 955 CID, 6-cylinder)

Note: Fitment for C15 applications is associated with engine serial numbers beginning with MBN. Verify your engine serial number before ordering to confirm correct application.

Replaces Part Number(s):

2250115, 225-0115

Aftermarket Interchange Numbers

10R1503, 311148, M-2250115, M2250115, CA2250115

New aftermarket replacement part - not remanufactured, not used.