Confirmed context
Reviewed catalogues and the operator-supplied application associate this reference with the platform listed below.
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Part-number sourcing · Volvo cooling system reference
Volvo 21749787 Fan Clutch with Fan Wheel for FH4
Quick answer: OEM 21749787 is a fan clutch supplied with a fan wheel for Volvo FH4 applications. Confirm the engine variant, fan diameter and mounting pattern against the removed assembly before quotation.
- Reference
- 21749787
- Product type
- Fan clutch with fan wheel
- Catalogue description
- Clutch, fan
- Platform context
- Volvo FH4 (operator-supplied fitment)
Catalogue association reviewed. Send the engine and chassis numbers, the original part markings and photographs of the removed unit for final compatibility verification before quotation.
View Packaging & Export Guide
OEM & Reference Number Matching
Scroll horizontally to read catalog relationships and buyer guidance →
| Reference | Catalog / Brand Source | Relationship | Buyer Guidance |
|---|---|---|---|
| 21749787 | Volvo reference context | Primary reference for the clutch and fan wheel | Send this reference with the chassis and engine number. |
| NRF 49729 | Spareto cross-reference list | Listed as clutch, radiator fan | Verify the fan wheel and mounting before substitution. |
| DT Spare Parts 2.15839 | Spareto cross-reference list | Listed as fan, radiator for the same OE number | Confirm what the listing includes. |
| SAMPA 030.3199 | Spareto cross-reference list | Listed as fan, engine cooling | Verify blade count and diameter. |
| AUGER 143030 | Spareto cross-reference list | Listed as fan, radiator | Send both references when comparing an alternative supply. |
Shared catalog references should be verified against the engine and chassis numbers, the original part markings and the removed unit before substitution.
Compatibility & Identification
Verify before substitution
Match the offered assembly to the removed unit: mounting pattern, pulley, fan diameter and control type.
Information needed before order
- Engine and chassis number
- Old-part markings and photographs
- Fan diameter, blade count and connector type
- Quantity and destination
| Application context | Buyer guidance |
|---|---|
| Volvo FH4 | Confirm the exact chassis range and engine variant. |
| Cooling system | Confirm fan diameter, blade count and clutch mounting pattern. |
Configuration questions to settle
- Assembly — confirm whether fan wheel and clutch are supplied together
- Blade count — confirm against the removed fan
- Control type — confirm viscous or electronically controlled drive
Confirm the fan drive configuration—not only the engine family
Fan clutches for the same engine family differ by pulley, fan mounting, control type and installed depth. Match the complete old-part reference and the physical configuration with the engine data before substitution.
By reference
Match the full old-part number, including any prefixes or spaces, against the catalogue evidence.
By drive type
Confirm whether the original unit is a viscous coupling or an electronically controlled drive with a connector.
By mounting
Confirm pulley diameter, fan bolt pattern, blade count and overall installed depth against the removed part.
Verification workflow
- Record the engine number, chassis number and exact model designation.
- Photograph the old unit from the front, rear, side and connector.
- Record every reference exactly, including spaces and prefixes.
- Measure the pulley diameter, fan bolt pattern and installed depth.
- Resolve any control-type or configuration question before order confirmation.
Quality & Inspection
Available checks, photos, measurements and documents are confirmed with the quotation.
View inspection requirements
Inspection requirements to request
- Part-number and visible-marking confirmation
- Visible-condition and quantity check
- Selected dimensional checks when target measurements are supplied
- Fan drive rotation and connector check where applicable
- Packaging and packing-list review
Include requirements with the enquiry.
Send any target measurements, photo angles, inspection needs and document requirements for confirmation in the quotation.
Ordering & Export
Packaging
Packaging method, labeling, grouping, export documents and receiving requirements are confirmed with the quotation.
Shipping
Provide the destination country and preferred transport mode for quotation.
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Volvo Engine Parts Hub
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Browse existing product records by reference.
Browse the product categoryProcurement FAQ
Is the fan wheel included with 21749787?
The reference is catalogued as a fan clutch with fan wheel. Confirm the supplied configuration in the quotation before ordering.
Can this replace a clutch-only part?
Only if the mounting pattern and fan attachment match. Send photos and dimensions of both units so the substitution can be verified.
What measurements identify the correct unit?
Record the fan diameter, blade count, pulley diameter and the clutch mounting bolt pattern.
What is needed for an export quotation?
Provide the destination country, required quantity and preferred transport mode. Packaging and document requirements are confirmed with the quotation.
Final RFQ
Request a Quote for Fan Clutch with Fan Wheel 21749787
Send the matching and order details together so compatibility and quotation requirements can be reviewed efficiently.
