Caterpillar 3126B Industrial 2W-8494 PULLEY-ALTERNATOR Parts
Caterpillar 3126B 2W-8494 PULLEY-ALTERNATOR: 1 catalog entries transcribed from the supplied original PDF from the 3126B Industrial Engine · BEJ1-Up (Engine) configuration.
Engine and Catalog Identification
Source configuration: 3126B Industrial Engine · BEJ1-Up (Engine). Application: Industrial. Reviewed chapter: 2W-8494 PULLEY-ALTERNATOR. Archive index label: 2W-8494 PULLEY-ALTERNATOR. The supplied archive identifies its source as CATERPILLAR 3126B INDUSTRIAL ENGINE.pdf; source page 288. 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 288: 2W-8494 PULLEY-ALTERNATOR 93.68 MM DIAMETER. V-BELT 2 GROOVE AN ATTACHMENT.
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.
This is an assembly reference from the original PDF heading. The source does not list individual component rows or specify an assembly quantity; the quantity is therefore shown as an em dash.
Illustrations | Parts table | Request a quote
2W-8494 PULLEY-ALTERNATOR 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 |
|---|---|---|---|---|---|---|
| — | 2W-8494 | 2W8494 | — | PULLEY-ALTERNATOR | Assembly reference from the original PDF heading; no individual component rows or quantity are listed. | Request a Quote |
Original PDF Table Notes
(NO SERVICED PARTS)
GRAPHIC #1 g00324492
Request a Quote from WinsDiesel
Send the original part number, required quantity, Caterpillar 3126B 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 3126B Industrial 143-7018 PULLEY GP-FAN DRIVE Parts
- Caterpillar 3126B Industrial 100-2854 PULLEY-ALTERNATOR Parts
- Caterpillar 3126B Industrial 198-7628 PULLEY GP-FAN Parts
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