Confirmed context
Reviewed catalogs associate this sliding sleeve with selected Volvo and Renault VT/VTO Series gearboxes.
Part-number sourcing · Volvo transmission reference
21278227 Synchronizer Sliding Sleeve for Volvo VT/VTO Gearboxes
Quick answer: OEM 21278227 is a synchronizer sliding sleeve for Volvo and Renault VT/VTO Series gearboxes, cross-referenced with Renault 7421278227.
- Reference
- 21278227
- Product type
- Synchronizer sliding sleeve
- Gearbox family
- VT/VTO Series
- Platform context
- Volvo FM9 / FM12 / FH12 / FH16 · Renault
Catalog association confirmed. Send the gearbox model, nameplate and old-part markings 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 |
|---|---|---|---|
| 21278227 | Volvo reference context | Cataloged as a synchronizer sliding sleeve | Send this reference with the gearbox model and nameplate. |
| 7421278227 | Renault Trucks catalog mapping (CEI) | Renault equivalent of 21278227 | Confirm the full reference and gearbox details before order. |
| CEI 154.543 | CEI catalog code | Sliding sleeve listed against OEM 21278227 | Verify before substitution; send both references for checking. |
Shared catalog references should be verified against the gearbox model, nameplate and existing part markings before substitution. Cross-reference association only; it does not imply a genuine Volvo part.
Compatibility & Identification
Verify before substitution
Match the proposed reference and sleeve dimensions to the supplied gearbox details.
Information needed before order
- Gearbox model and nameplate
- Old-part markings and photos
- Quantity and destination
| Catalog-listed transmission context | Buyer guidance |
|---|---|
| VT2214B · VT2514B · VT2814B | Confirm with the exact gearbox nameplate. |
| VTO2214B · VTO2514B · VTO2814B |
Vehicle applications
Listed for Volvo FM9, FM12, FH12 and FH16 trucks with the corresponding transmissions, and for FM / FH / VM applications. Confirm the exact gearbox model against the vehicle nameplate.
Confirm the position and dimensions before order
Reference 21278227 is cataloged as a synchronizer sliding sleeve. Sleeve positions and dimensions differ, so match the position together with the complete old-part reference and gearbox data.
Verification workflow
- Record the complete gearbox nameplate and exact model.
- Photograph the old sleeve from front, side, and all marked areas.
- Record every reference exactly, including spaces and prefixes.
- Compare the offered reference and dimensions with the catalog evidence.
- Resolve any substitute, dimension, or fit 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
- Spline and visible-condition check
- Selected dimensional checks when target measurements are supplied
- 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
Export-standard packaging with anti-corrosion protection. 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.
Related Volvo Transmission Parts
Explore other components in the Volvo transmission product range.
Procurement FAQ
Which Volvo gearboxes does the 21278227 sliding sleeve fit?
Reviewed catalogs list the 21278227 synchronizer sliding sleeve against Volvo / Renault VT/VTO Series gearboxes, including VT2214B, VT2514B, VT2814B, VTO2214B, VTO2514B and VTO2814B, and for Volvo FM9, FM12, FH12 and FH16 trucks. Confirm with the gearbox model and nameplate before order.
Is there a Renault equivalent reference?
Yes. Renault catalogs list 7421278227 as the equivalent reference for 21278227.
How do I verify the 21278227 sleeve fits my gearbox?
Send your gearbox model, nameplate and photos of the old sleeve and its markings. We will cross-reference the OEM number and confirm before order.
How should I organize a multi-part enquiry?
Send the gearbox model, nameplate photo, the old-part markings and the full list of parts you need in one message. We will check each against the catalog and reply with one consolidated quote.