Audi A6/Allroad Radiator 4Z7121251B

OEM Part #: 4Z7-121-251-B (4Z7121251B)

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Radiator, OEM Part Number 4Z7121251B, designed for 2001-2005 Audi Allroad Quattro and A6 Quattro models equipped with the 2.7L V6 engine. This essential component, located at the front of the vehicle, plays a critical role in cooling the engine by dissipating heat from the coolant. Issues such as overheating or coolant leaks may arise from a worn or damaged radiator, making timely replacement important. This part is interchangeable with 4Z7121251 and compatible with VIN 020001 vehicles. Fits: 2001-2005 Audi Allroad Quattro, 2002-2004 Audi A6 Quattro, both with 2.7L V6. Dimensions: 25” L x 30” W x 5” H.

Specifications

Specifications for Radiator 4Z7121251B
Fits Vehicle ModelA6, Allroad
Fits Vehicle MakeAudi
OEM Part No4Z7-121-251-B (4Z7121251B)
Compatible OEM Part No 4Z7-121-251
CategoryRadiator / Coolant

Compatible Vehicles

Fits 8 vehicle configurations across 1 make, 2001-2005.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Audi

  • A6 2002-2004 · 3 variants 3 with notes
  • Allroad 2001-2005 · 5 variants
View all 8 vehicle configurations 3 with fitment notes
Full vehicle fitment list for Radiator 4Z7121251B
Year Make Model Trim Engine Note
2001 Audi Allroad Quattro Wagon 2.7L V6 Turbo
2002 Audi A6 Quattro Sedan 2.7L V6 Turbo For Automatic Transmission
2002 Audi Allroad Quattro Wagon 2.7L V6 Turbo
2003 Audi A6 Quattro Sedan 2.7L V6 Turbo For Automatic Transmission
2003 Audi Allroad Quattro Wagon 2.7L V6 Turbo
2004 Audi A6 Quattro Sedan 2.7L V6 Turbo For Automatic Transmission
2004 Audi Allroad Quattro Wagon 2.7L V6 Turbo
2005 Audi Allroad Quattro Wagon 2.7L V6 Turbo

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Asking about: Radiator 4Z7121251B · OEM #4Z7121251B