Caterpillar 307B 139-7774: PISTON & ROD GP Parts
Caterpillar 307B 139-7774: PISTON & ROD GP: 21 original catalog entries from the Caterpillar 307B Excavator · 4M40 ENGINE · SIS XEBP7739 configuration.
Equipment and Catalog Identification
Equipment catalog configuration: Caterpillar 307B Excavator · 4M40 ENGINE · SIS XEBP7739. Application: 307B Track-Type Excavator / Swing Boom Arrangement · Machine serial 6KZ00001-UP · XEBP7739. Original section: 139-7774: PISTON & ROD GP. Verified equipment catalog identity: https://avspare.com/caterpillar/xebp7739/; archive section 10; archive listing page 1. The verified equipment catalog identifies the engine model as 4M40. Mitsubishi Motors documentation identifies the 4M40 engine family; that family reference does not establish interchangeability with vehicle applications or other equipment versions. Engine serial range is not supplied. These selected engine arrangement and component sections apply to the stated machine catalog and swing-boom configuration. Retain every original arrangement and applicability note; this is not the entire machine parts book. Check machine and engine nameplates, arrangement numbers, serial ranges and original notes before ordering. This section does not establish interchangeability with other configurations.
Illustrations | Parts table | Request a quote
139-7774: PISTON & ROD GP 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. Archive references are retained as source references.
| Ref. | Original Part Number | Common Caterpillar Number | Catalog Qty. | Original Description | Original Catalog Notes | Enquiry |
|---|---|---|---|---|---|---|
| 1. | 139-8023 | 1398023 | [1] | RING SET (STANDARD) | — | Request a Quote |
| — | 139-8100 A | Not derived — verify | [1] | RING SET (OS=0.50mm) | — | Ask for identification |
| — | 139-8101 A | Not derived — verify | [1] | RING SET (OS=1.00mm) | — | Ask for identification |
| 2. | 139-7827 | 1397827 | [8] | RING | — | Request a Quote |
| 3. | 139-7952 | 1397952 | [4] | PISTON (B) | — | Request a Quote |
| — | 139-7951 A | Not derived — verify | [4] | PISTON (A) | — | Ask for identification |
| — | 139-7953 A | Not derived — verify | [4] | PISTON (C) | — | Ask for identification |
| — | 139-8040 A | Not derived — verify | [4] | PISTON (OS=0.50mm) | — | Ask for identification |
| — | 139-8041 A | Not derived — verify | [4] | PISTON (OS=1.00mm) | — | Ask for identification |
| 4. | 139-7835 | 1397835 | [4] | ROD AS | — | Request a Quote |
| 5. | 139-7898 | 1397898 | [8] | NUT | — | Request a Quote |
| 6. | 139-7964 | 1397964 | [4] | BUSHING | — | Request a Quote |
| 7. | 139-7897 | 1397897 | [8] | BOLT | — | Request a Quote |
| 8. | 139-8095 | 1398095 | [4] | BEARING SET | — | Request a Quote |
| — | 139-8094 A | Not derived — verify | [4] | BEARING SET | — | Ask for identification |
| — | 139-8093 A | Not derived — verify | [4] | BEARING SET | — | Ask for identification |
| — | 139-8096 A | Not derived — verify | [4] | BEARING SET (US=0.25mm) | — | Ask for identification |
| — | 139-8097 A | Not derived — verify | [4] | BEARING SET (US=0.50mm) | — | Ask for identification |
| — | 139-8098 A | Not derived — verify | [4] | BEARING SET (US=0.75mm) | — | Ask for identification |
| — | 139-8099 A | Not derived — verify | [4] | BEARING SET (US=1.00mm) | — | Ask for identification |
| 9. | 139-7946 | 1397946 | [4] | PIN | — | Request a Quote |
Request a Quote from WinsDiesel
Send the original part number, required quantity, machine serial number, engine nameplate/model and 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 307B 162-6170: PULLEY GP Parts
- Caterpillar 307B 139-7775: HOUSING GP-FRONT Parts
- Caterpillar 307B 139-7771: CRANKSHAFT GP Parts
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