Caterpillar 3406C Industrial 7E-0491 PISTON & ROD GP*R Parts
Caterpillar 3406C 7E-0491 PISTON & ROD GP*R: 13 catalog entries transcribed from the supplied original PDF from the 3406C Industrial Engine · 6TB9857-Up (Engine) configuration.
Engine and Catalog Identification
Source configuration: 3406C Industrial Engine · 6TB9857-Up (Engine). Application: Industrial. Reviewed chapter: 7E-0491 PISTON & ROD GP*R. Archive index label: 7E-0491 PISTON & ROD GP*R. The supplied archive identifies its source as CATERPILLAR 3406C INDUSTRIAL ENGINEN PARTS MANUAL.pdf; source page 344. Check the full engine serial number, arrangement number, application and original notes before ordering. This section does not establish interchangeability with other configurations.
Original PDF Assembly Scope and Conditions
Original PDF physical page 344: & ROD GP 7E-0491 PISTON *R S/N: 6TB11237-UP 14.5:1 RATIO.
The parts table retains the separate source assembly for each entry. Drawings retain their own original assembly headings and may show a narrower component scope. Original part numbers, conditions, graphic references, product levels and note flags apply; no interchangeability is implied.
Illustrations | Parts table | Request a quote
7E-0491 PISTON & ROD GP*R Illustrations

Original Caterpillar Parts List
The original part number is retained. Common Caterpillar Number is the same recognized number with its hyphen removed, for example 3N-2886 → 3N2886. Letters, digits and leading zeros remain unchanged. This is a spelling variant, not a substitute part or fitment guarantee. Unrecognized formats are marked for verification. Original quantities and notes apply; quantities do not indicate stock. An em dash represents an empty source field. Original manual page references are retained as source references.
| Ref. | Original Part Number | Common Caterpillar Number | Catalog Qty. | Original Description | Original Catalog Notes | Enquiry |
|---|---|---|---|---|---|---|
| 1 | 8N-1608 | 8N1608 | 1 | PIN-PISTON | Graphic ref.: 1; Product level: 1; Source PDF section: 7E-0491 PISTON & ROD GP | Request a Quote |
| 2 | 7E-5665 | 7E5665 | 2 | RETAINER-PIN | Graphic ref.: 1; Product level: 1; Source PDF section: 7E-0491 PISTON & ROD GP | Request a Quote |
| 3 | 7E-5996 | 7E5996 | 1 | ROD AS-CONNECTING | Original note flags: R; Graphic ref.: 1; Product level: 1; Source PDF section: 7E-0491 PISTON & ROD GP | Request a Quote |
| 3A | 4P-8495 | 4P8495 | 1 | BUSHING | Graphic ref.: 1; Product level: 2; Source PDF section: 7E-0491 PISTON & ROD GP | Request a Quote |
| 3B | 7N-2043 | 7N2043 | 2 | DOWEL | Graphic ref.: 1; Product level: 2; Source PDF section: 7E-0491 PISTON & ROD GP | Request a Quote |
| 3C | 7E-4195 | 7E4195 | 2 | BOLT-CONNECTING ROD (M16X1.5X97-MM) | Original note flags: M; Graphic ref.: 1; Product level: 2; Source PDF section: 7E-0491 PISTON & ROD GP | Request a Quote |
| 4 | 328-5573 | 3285573 | 1 | BEARING-CONNECTING ROD (STANDARD) | Graphic ref.: 1; Product level: 1; Source PDF section: 7E-0491 PISTON & ROD GP | Request a Quote |
| — | 7E-0558 | 7E0558 | — | BEARING-CONNECTING ROD (0.635-MM US) | Original note flags: AB; Graphic ref.: 1; Product level: 1; Source PDF section: 7E-0491 PISTON & ROD GP | Request a Quote |
| — | 7E-0559 | 7E0559 | — | BEARING-CONNECTING ROD (1.27-MM US) | Original note flags: AB; Graphic ref.: 1; Product level: 1; Source PDF section: 7E-0491 PISTON & ROD GP | Request a Quote |
| 5 | 160-1131 | 1601131 | 1 | BODY AS-PISTON | Original note flags: R; Graphic ref.: 1; Product level: 1; Source PDF section: 7E-0491 PISTON & ROD GP | Request a Quote |
| 6 | 7N-7078 | 7N7078 | 1 | RING-PISTON (OIL CONTROL) | Graphic ref.: 1; Product level: 1; Source PDF section: 7E-0491 PISTON & ROD GP | Request a Quote |
| 7 | 2P-2817 | 2P2817 | 1 | RING-PISTON (INTERMEDIATE) | Graphic ref.: 1; Product level: 1; Source PDF section: 7E-0491 PISTON & ROD GP | Request a Quote |
| 8 | 134-3761 | 1343761 | 1 | RING-PISTON (TOP) | Graphic ref.: 1; Product level: 1; Source PDF section: 7E-0491 PISTON & ROD GP | Request a Quote |
Original PDF Table Notes
A-NOT PART OF THIS GROUP B-USE AS REQUIRED M-METRIC PART R-REMFG PART MAY BE AVAILABLE
Request a Quote from WinsDiesel
Send the original part number, required quantity, Caterpillar 3406C engine serial number, arrangement number, application, component photos and delivery country. Supplied contents, specification, availability and lead time will be confirmed in the quotation.
Send an enquiry or email winsparts@winsparts.com.
Related Caterpillar Catalog Sections
- Caterpillar 3406C Industrial 4W-1873 PAN GP-OIL–ENGINE Parts
- Caterpillar 3406C Industrial 7N-3516 PISTON & ROD GP Parts
- Caterpillar 3406C Industrial 4N-0756 PAN GP-OIL–ENGINE Parts
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