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Genuine OEM & performance parts — ships to United States

Product overview

Genuine OEM Volkswagen Engine Radiator, part number 5K0121251AA. This critical component of the cooling system is responsible for dissipating excess heat from the engine coolant, maintaining optimal operating temperatures. It ensures the engine runs efficiently and prevents overheating. Weighing 5.026 kg and measuring 0.8m long, this radiator is constructed from high-quality aluminum and durable plastic tanks. Using a genuine OEM radiator guarantees the correct cooling capacity, precise fitment, and long-term reliability, which are essential for engine health and performance.

Catalogue entry: RADIATOR 648X444MM CDAA,CCZB; contains: 1K0 121 345 C.

Fitted with: 5K0121253D RADIATOR, 1K0121367P BRACKET, N90808203 BOLT, 1K0121367F BUSH.

Technical details

Category
Engine Cooling
Country of origin
Germany
Customs (HS) code
87089135
Manufacturer
Volkswagen
Product Type
Genuine new auto parts
Shipping size (L × W × H)
80 × 47.5 × 11 cm
Shipping weight
5.03 kg

Specifications

As recorded in the manufacturer’s parts catalogue for this part number.

Dimensions
648x444 mm

Equipment codes

  • 8Z9
  • 9AK
  • 9AP
  • G1A
  • G1C
  • TE6
  • TD6

PR codes identify the factory option a part belongs to; your vehicle’s are listed on the data sticker in the boot well or service booklet.

Why buy from WW Spares?

  • ✓ Genuine OEM inventory sourced directly from factory networks
  • ✓ Fitment support from workshop-seasoned parts specialists
  • ✓ Global logistics with customs-ready documentation

Need help confirming compatibility? Talk to a specialist

Replaces older part numbers

This is the current manufacturer number. Older numbers on this road are no longer supplied.

Supersession roadoldest to newest
  1. 5K0121251JSuperseded
    Aug 2014
  2. 5K0121251AAThis pageCurrent number