Radiator, engine cooling4B0121251

Audi, CUPRA, and Volkswagen OE number, as listed in aftermarket supplier catalogues. Compare listings for this exact number, then confirm the part number and vehicle fitment before ordering.

Lowest price

€9.41

plus €35.15 shipping to Germany, on Ovoko

Compare 127 listings

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What each marketplace’s search lists for this number, lowest price first, Ovoko last. Listings can include other parts that name it.

AUTODOC

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New

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Ovoko

127 listings

Used

Checked 2026-10-28 20:20 UTC

€9.41 – €204.00Cheapest listing: + €35.15 shipping to Germanyestimated delivery in 5–7 daysView on Ovoko

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Aftermarket part numbers

Supplier articles whose catalogue lists 4B0121251. Check the supplier’s own restrictions before ordering.

MAHLE: CR 1416 000SRadiator type: Brazed cooling fins Core Length: 632 mm Core Width: 449 mm Core Depth: 30 mm Transmission Type: Manual Transmission Packaging height: 16 cm Net Weight: 4,833 g Packaging width: 62 cm Packaging length: 90 cm Weight: 5,808 g
+7 moreShow fewer
STELLOX: 10-25249-SXCore Length: 632 mm Core Width: 438 mm Core Depth: 32 mm Transmission Type: Manual Transmission Transmission Type: Automatic Transmission Vehicle Equipment: for vehicles with air conditioning Vehicle Equipment: for vehicles without air conditioning
+4 moreShow fewer
ZentParts: Z20521Transmission Type: Manual Transmission Core Length: 632 mm Core Width: 438 mm Core Depth: 32 mm Vehicle Equipment: for vehicles with air conditioning
+2 moreShow fewer

Vehicle fitment

Engine code and production dates decide fitment. Model name and year alone don’t.

23 vehicles in 5 model series, inferred

Aftermarket parts that list 4B0121251 fit these vehicles according to their supplier catalogues. That does not prove 4B0121251 itself fits every one: check the engine code, production dates and the supplier’s restrictions on the model series’ vehicle pages.

Audi

5 model series · 23 vehicles

Audi model series inferred from aftermarket parts
Model series	Production	Engine codes	HSN / TSN
A6 (4B) 1997–20125 vehicles	04/1997 – 12/2004	AFB, AJK, AKE, AKN, AYM, BAU, BCZ, BDG, BDH, BFC	0588 / 648, 695, 729, 759, 799
A6 (4B) Allroad quattro3 vehicles1 of them: some versions only	05/2000 – 08/2005	AKE, ARE, BAU, BDH, BES	0588 / 732, 736, 737
A6 (4B) Avant5 vehicles	02/1998 – 01/2005	AFB, AJK, AKE, AKN, AYM, BAU, BCZ, BDG, BDH, BFC	0588 / 680, 694, 731, 761, 800
A6 (4B) Avant quattro5 vehicles1 of them: some versions only	08/1997 – 01/2005	AFB, AJK, AKE, AKN, ARE, AZA, BAU, BDH, BES	0588 / 681, 692, 732, 736, 737
A6 (4B) quattro5 vehicles	07/1997 – 01/2005	AFB, AJK, AKE, AKN, ARE, AZA, BAU, BDH, BES	0588 / 649, 693, 730, 767