Coolant Expansion Tank AMCP-18212-VW003 OE Ref 1J0121403A

Key Specification:
  • COOLANT: 6
  • COOLANT TUBES: 5
  • Fabrication Number: AMCP-18212-VW003
  • for OE number: 1J0 121 403 B
  • OEM Reference number: 1J0121403
Sale
£ 46.00
£ 34.12 excl. VAT
In Stock
SKU:AMCP-18212-VW003
BrandAftermarket
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COOLANT
6
COOLANT TUBES
5
Fabrication Number
AMCP-18212-VW003
for OE number
1J0 121 403 B
OEM Reference number
1J0121403
PURPOSE GROUP
Coolant Water
Supplementary Info
TANKS
Supplementary Info
EXPANSION TANK
Supplementary Info
VW GOLF IV 97-05 - BORA 98-05 - SKODA OCTAVIA I 96-10 - AUDI A3 96-
Supplementary Info
03 - TT 98-06 - SEAT LEON 99-06 - TOLEDO 98-06

Coolant Expansion Tank OE Ref A – Aftermarket – OEM 1J0121403

This Coolant Expansion Tank OE Ref A is supplied by Aftermarket as a replacement for OEM reference 1J0121403. It is intended for use in selected AUDI, SEAT, SKODA, VW vehicles and designed to meet original equipment fit and functional requirements.

The part is identified by manufacturer reference AMCP-18212-VW003 and EAN , allowing accurate identification and compatibility verification before installation. It is suitable for replacing worn, damaged, or non-functioning components where dependable operation is required.

  • TANKSEXPANSION TANKVW GOLF IV 97-05 - BORA 98-05 - SKODA OCTAVIA I 96-10 - AUDI A3 96-03 - TT 98-06 - SEAT LEON 99-06 - TOLEDO 98-06

Fitment & Compatibility

Correct part selection is essential to ensure proper fitment. Please verify compatibility by using the vehicle registration lookup tool or by matching the OEM reference number before ordering.

This part is compatible with selected AUDI, SEAT, SKODA, VW models. Detailed compatibility information is available in the Compatibility section of this page.

If this part is not suitable for your vehicle, browse alternative options in our Engine Cooling System category.

  1. Berry
    12 Nov, 2025
    elderly car so really pleased that the part could be supplied :-) Correct part arrived swiftly - excellent - thank you
  2. Edward & Susan
    20 OCT, 2025
    These guys were real helpful when I was looking for an EGR valve. Great communications and fast delivery, the valve did exactly as It was meant to do and it was a lot cheaper than everywhere else I looked. I'll be using eAuto Parts again. Top banana.
  3. Charlie
    27 AUG, 2025
    eAuto Parts made me happy because it only took 2 minutes to order the part and at a very good price, also very quick delivery, will definitely deal with them again.
  4. Adam Taylor
    12 May, 2025
    Quick enquiry response, easy buying and quick delivery. Quality of goods was good and fitted with no problem (Suzuki bonnet hinges.) recommended.
  5. Helena Garcia
    2 January, 2025
    The correct part was rapidly identified and located, and was despatched promply to my chosen repairer in time for the work to be done on schedule. Very pleased with the service and will be using eAuto Parts again.