1032858 Piston Ring Set for Caterpillar Equipment

1032858 is a piston ring set for Caterpillar equipment used in track-type tractors, excavators, and track-type loaders. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified for the equipment applications listed below. The fitment information covers specific Caterpillar machine models and series rather than a general engine application; compatibility should be checked against the machine model and the part number before installation.

Fitment

• Track-type tractors
  • D3CIII
  • D4CIII
  • D5CIII
• Excavators
  • 315-A
  • 315-A L
  • 315B
  • 315B L
• Track-type loaders
  • 933
  • 933C
  • 939
  • 939C

The listed applications include three Caterpillar track-type tractor models, four excavator configurations, and four track-type loader models. Model designations are reproduced as provided, including the “L” configuration suffix for the 315-A and 315B excavator versions.

For track-type tractor applications, the set is listed for the D3CIII, D4CIII, and D5CIII models. For excavator applications, it is listed for the 315-A, 315-A L, 315B, and 315B L models. For track-type loader applications, it is listed for the 933, 933C, 939, and 939C models.

Cross-reference numbers

• Caterpillar part number: 1032858
• Caterpillar part number format: 103-2858

The part number 1032858 and the hyphenated number 103-2858 identify the same piston ring set in the supplied application data. Both number formats may be used when checking parts records, machine documentation, or replacement listings.

No additional supplier or equipment-manufacturer cross-reference numbers are provided in the available product data. The numbers listed above are therefore the applicable identification references for this product.

Specifications

The recorded package or part dimensions are 14 cm in length, 14 cm in width, and 3 cm in depth. The stated weight is 0.2 lb. No additional information about ring count, ring material, ring thickness, cylinder diameter, engine designation, or included components is specified in the available data.