4P2658 Piston Ring for Caterpillar Equipment

4P2658 is a piston ring used in engines and power systems manufactured by Caterpillar. It is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is listed for Caterpillar truck engines, industrial engines, generator equipment, and engine-generator sets. The available application data identifies the equipment series and models below.

Fitment

• Caterpillar truck engine applications.
• Caterpillar G3306 engine.
• Caterpillar industrial engine G3304.
• Caterpillar industrial engine G3304B.
• Caterpillar industrial engine G3306.
• Caterpillar industrial engine G3306B.
• Caterpillar SR4 generator applications.
• Caterpillar Power Sys XQG135 engine-generator set.

The listed fitment covers the engine and power-system applications specified for this part. For an exact service application, the part number should be checked against the identification data of the engine or machine before installation, because the available product information does not provide additional serial-number ranges or production-year limits.

Cross-reference numbers

• 4P2658
• 4P-2658

4P2658 and 4P-2658 are the number formats identified for the same piston ring part. No additional equipment-manufacturer or supplier cross-reference numbers are provided in the available product data.

Specifications

The supplied dimensional data is recorded as length, width, and depth only; bore size, ring thickness, material, coating, and the number of rings included are not specified. The product data also does not identify a separate installation position or provide additional kit contents.