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Description
Expansion Tank for Audi A1 Sportback, VW Polo & T-Cross - ET34Vehicle Fitment & Part Details This expansion tank for the Audi A1 Sportback cross references OE 2Q0121407, shared across Audi, Seat, and VW. Material is plastic. Confirm compatibility by matching the listed fitment details, any OEM reference numbers supplied, and VIN engine chassis information where variants exist. Key Details SKU ET34 Component Expansion Tank Brand Partquip OEM References Audi Seat VW: 2Q0121407 Audi Seat VW: 2Q0121407A Audi Seat
Vehicle Fitment & Part Details
This expansion tank for the Audi A1 Sportback cross-references OE 2Q0121407, shared across Audi, Seat, and VW. Material is plastic. Confirm compatibility by matching the listed fitment details, any OEM reference numbers supplied, and VIN/engine/chassis information where variants exist.
Key Details
- SKU
- ET34
- Component
- Expansion Tank
- Brand
- Partquip
- OEM References
-
- Audi / Seat / VW: 2Q0121407
- Audi / Seat / VW: 2Q0121407A
- Audi / Seat / VW: 2Q0121407B
- Audi / Seat / VW: 2Q0121407C
- Audi / Seat / VW: 2Q0121407D
- Primary Fitment
- Audi A1 Sportback 30 TFSi DKJA / DKRF (2019-)
- Specs
- Material: Plastic
Key Benefits
- Cross-references 5 OEM numbers shared across Audi, Seat, and VW including 2Q0121407 for verification before ordering.
- Plastic construction matching the original expansion tank material.
OEM Reference Numbers
- Audi / Seat / VW: 2Q0121407
- Audi / Seat / VW: 2Q0121407A
- Audi / Seat / VW: 2Q0121407B
- Audi / Seat / VW: 2Q0121407C
- Audi / Seat / VW: 2Q0121407D
Product Specifications
| Specification | Value |
|---|---|
| Material | Plastic |
Vehicle Fitment
Includes 10 supplied applications.
View Full Vehicle Fitment (10 applications)
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | A1 Sportback | 30 TFSi DKJA / DKRF | 2019- |
| Audi | A1 Sportback | 35 TFSi DADA / DPCA | 2019- |
| Audi | A1 Sportback | 40 TFSi CZPC / DKZC | 2019- |
| VW | Polo | 1.0 TSi Comfort CHZL | 2018- |
| VW | Polo | 1.0 TSi Comfort CHZJ / DKJA | 2018- |
| VW | Polo | 2.0 GTi CZPC / DKZC | 2018- |
| VW | T-Cross | 1.0 TSi DKJA / DKRF | 2018- |
| VW | T-Cross | 1.0 TSi CHZL / DKLA | 2020- |
| VW | T-Cross | 1.5 TSi DADA / DPCA | 2020- |
| VW | Tiguan | 2.0 | 2019-2021 |
Fitment Notes
- Always match OEM reference number(s) and vehicle details before ordering. Confirm exact fitment using VIN, engine code, or chassis number if multiple variants exist.
Installation / Use / Maintenance Tips
- Compare the new expansion tank to the removed unit before installation to confirm the mounting points, cap type, and hose connections match.
- Flush or clean the cooling system where required before fitting the new part.
- Replace related seals, hoses, or coolant as needed during installation.
- Fill with the correct coolant mixture specified for the application and bleed the cooling system fully.
- After installation, check for leaks and verify the coolant level after the first heat cycle.
Common Questions
Does this expansion tank fit my Audi A1 Sportback?
This part (ET34) is listed for the fitments shown on this page. Confirm by matching the fitment details and verifying VIN/engine/chassis information where variants exist.
What OEM part numbers does this cross-reference?
Listed cross-references: 2Q0121407, 2Q0121407A, 2Q0121407B, 2Q0121407C, 2Q0121407D. Match at least one OEM reference to your original part before ordering.
What brand is this part?
This listing is for a Partquip expansion tank.
How do I confirm fitment if there are multiple variants?
Use VIN, engine code, and chassis/platform details and compare them to the fitment section above. If unsure, request fitment assistance before ordering.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy