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Expansion tank cap, Coolant expansion tank, Water tank, Radiator 4A0121403
An OEM number is a unique code containing letters and digits.
Car manufacturers use them to mark every part inside their cars.
A non-original car part carrying an OEM number demonstrates that the part meets stringent car manufacturer standards and its parameters and technical specifications are identical to original equipment.
All spare parts in the list below are equivalent to OEM number 4A0 121 403:
- 4A0 121 403 (original number of AUDI)
- 4A0 121 403 (original number of SEAT)
- 4A0 121 403 (original number of SKODA)
- 4A0 121 403 (original number of VW)
- 4A0 121 403 (original number of CUPRA)
40 items

Coolant expansion tank Metalcaucho 4A0 121 403
Article number: 31001
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- Additionally required articles (article numbers): 03574
- Item number: 31001
- Our price: 27,89 €
- Manufacturer: Metalcaucho
- EAN number: 221134116276351162763
- Condition: New
- Reference number OEM: 4A0121403
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Coolant expansion tank ORIGINAL IMPERIUM 4A0 121 403without sealing plug
Article number: 44105/I
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- Supplementary Article / Supplementary Info Info 2: without sealing plug
- for OE number: 4A0121403
- Weight [g]: 826
- Item number: 44105/I
- Our price: 27,91 €
- Manufacturer: ORIGINAL IMPERIUM
- EAN number: 8033989189543
- Condition: New
- Reference number OEM: 4A0121403
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Coolant expansion tank hajus Autoteile 4A0 121 403with coolant level sensor, with lid, with sensor, without lid, without cap
Article number: 1211058
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- Supplementary Article / Supplementary Info: with coolant level sensor
- Supplementary Article / Supplementary Info Info 2: with lid, with sensor, without lid, without cap
- Width [mm]: 220
- Height [mm]: 161
- Material: PP (Polypropylene), Plastic
- Heating / Cooling: with coolant level switch connection
- Forward- / Backflow: with backflow
- Number of pins: 2
- Connector Shape: round
- Observe system fill quantity
- Item number: 1211058
- Our price: 27,96 €
- Manufacturer: hajus Autoteile
- EAN number: 1211058000013
- Condition: New
- Reference number OEM: 4A0121403
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Coolant expansion tank HELLA 4A0 121 403
Article number: 8MA 376 755-011
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- Height [mm]: 161
- Length [mm]: 228
- Width [mm]: 220
- Item number: 8MA 376 755-011
- Our price: 28,86 €
- Manufacturer: HELLA
- EAN number: 4045621387457
- Condition: New
- Reference number OEM: 4A0121403
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Coolant expansion tank TRICLO 4A0 121 403
Article number: 483418
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- Item number: 483418
- Our price: 29,44 €
- Manufacturer: TRICLO
- EAN number: 2249709797162
- Condition: New
- Reference number OEM: 4A0121403
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Coolant expansion tank BIRTH 4A0 121 403with temperature sensor
Article number: 8213
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- Supplementary Article / Supplementary Info: with temperature sensor
- Weight [g]: 680
- Item number: 8213
- Our price: 32,33 €
- Manufacturer: BIRTH
- EAN number: 1000000064049
- Condition: New
- Reference number OEM: 4A0121403
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Coolant expansion tank CALORSTAT by Vernet 4A0 121 403with coolant level sensor, with sealing plug
Article number: ET0065C1
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- Supplementary Article / Supplementary Info: with coolant level sensor
- Supplementary Article / Supplementary Info Info 2: with sealing plug
- Pressure [bar]: 1,5
- Item number: ET0065C1
- Our price: 35,24 €
- Manufacturer: CALORSTAT by Vernet
- EAN number: 3531650044238
- Condition: New
- Reference number OEM: 4A0121403
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Coolant expansion tank CAUTEX 4A0 121 403
Article number: 954258
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- Item number: 954258
- Our price: 52,71 €
- Manufacturer: CAUTEX
- EAN number: 8435332305752
- Condition: New
- Reference number OEM: 4A0121403
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Coolant expansion tank STC 4A0 121 403
Article number: T431001
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- Item number: T431001
- Our price: 112,58 €
- Manufacturer: STC
- EAN number: 8435113014439
- Condition: New
- Reference number OEM: 4A0121403
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Coolant expansion tank KALE OTO RADYATOR 4A0 121 403with cap
Article number: 351090
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- Supplementary Article / Supplementary Info Info 2: with cap
- Material: Plastic
- Item number: 351090
- Our price: 114,38 €
- Manufacturer: KALE OTO RADYATOR
- EAN number: 2246919369316
- Condition: New
- Reference number OEM: 4A0121403
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