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NRF NRF 49630 Radiator Fan Clutch 49630
NRF NRF 49630 Radiator Fan Clutch 49630
NRF NRF 49630 Radiator Fan Clutch 49630
NRF NRF 49630 Radiator Fan Clutch 49630
NRF NRF 49630 Radiator Fan Clutch 49630
NRF NRF 49630 Radiator Fan Clutch 49630
NRF NRF 49630 Radiator Fan Clutch 49630
NRF NRF 49630 Radiator Fan Clutch 49630
NRF NRF 49630 Radiator Fan Clutch 49630
NRF NRF 49630 Radiator Fan Clutch 49630

NRF 49630 Radiator Fan Clutch

Compatible with AUDI A8 D2 (4D2, 4D8) , AUDI A4 B5 (8D2) , AUDI A4 B5 Avant (8D5) Show more info
Ensures optimal engine cooling by engaging the radiator fan when needed. Maintains consistent engine temperature for reliable performance.
31.43 EUR
inc. VAT 21%
In stock 13
Delivery 1 day (14.05.2026)
PN 49630
Make NRF
EAN 8718042173898

The NRF 49630 Radiator Fan Clutch is designed to regulate the speed of your vehicle's radiator fan based on engine temperature. This mechanical component automatically engages the fan at higher temperatures, increasing airflow through the radiator to prevent overheating. When the engine cools down, the clutch disengages, reducing fan speed and saving engine power. Proper functioning of the fan clutch is crucial for maintaining your engine's ideal operating temperature. Overheating can lead to severe engine damage, costly repairs, and reduced vehicle lifespan. The NRF 49630 provides a dependable solution to ensure your cooling system operates efficiently, especially under demanding conditions such as heavy loads or high ambient temperatures. Crafted with durable materials, this fan clutch is built to withstand the rigors of engine bay environments. Its precise engineering ensures a perfect fit and reliable engagement, contributing to the overall health and longevity of your engine. Regular checks and timely replacement of worn fan clutches can prevent potential breakdowns and ensure your vehicle performs at its best.

  • Regulates radiator fan speed based on engine temperature.
  • Prevents engine overheating and potential damage.
  • Improves cooling system efficiency.
  • Reduces engine load when fan is disengaged.
  • Durable construction for long-lasting performance.
  • Ensures consistent engine operating temperature.
  • Direct fit for specific vehicle applications.
  • Maintains optimal performance under various conditions.
Heating/Cooling
vehicles with a fan (viscous friction clutch)
Outer diameter [mm]
138
Height [mm]
+55
Number of threaded holes
4
Thread size
M6
Hub flange diameter, hub [mm]
124
Heating/Cooling
Remove. Fan
Operating mode
Thermal
  • AUDI
    • A8 D2 (4D2, 4D8)
      • 2.8 (128kW/174PS)
      • 2.8 quattro (128kW/174PS)
      • 2.8 (142kW/193PS)
      • 2.8 quattro (142kW/193PS)
      • 2.8 (120kW/163PS)
      • 2.8 quattro (120kW/163PS)
    • A4 B5 (8D2)
      • 2.6 (110kW/150PS)
      • 2.8 (128kW/174PS)
      • 2.6 quattro (110kW/150PS)
      • 2.8 quattro (128kW/174PS)
      • 2.8 (142kW/193PS)
      • 2.8 quattro (142kW/193PS)
      • 2.4 (121kW/165PS)
      • 2.4 quattro (121kW/165PS)
      • S4 quattro (195kW/265PS)
      • 2.4 (120kW/163PS)
      • 2.4 quattro (120kW/163PS)
    • A4 B5 Avant (8D5)
      • 2.6 (110kW/150PS)
      • 2.6 quattro (110kW/150PS)
      • 2.8 (142kW/193PS)
      • 2.8 quattro (142kW/193PS)
      • 2.4 (121kW/165PS)
      • 2.4 quattro (121kW/165PS)
      • S4 quattro (195kW/265PS)
      • 2.4 (120kW/163PS)
      • 2.4 quattro (120kW/163PS)
    • A6 C5 (4B2, 4B4)
      • 2.4 (121kW/165PS)
      • 2.4 quattro (121kW/165PS)
      • 2.8 (142kW/193PS)
      • 2.8 quattro (142kW/193PS)
      • 2.7 T (169kW/230PS)
      • 2.7 T quattro (169kW/230PS)
      • 2.4 (100kW/136PS)
      • 2.8 (132kW/180PS)
      • 2.4 (115kW/156PS)
      • 2.4 (125kW/170PS)
      • 2.4 quattro (125kW/170PS)
      • 2.7 T quattro (184kW/250PS)
      • 2.4 (120kW/163PS)
      • 2.4 quattro (120kW/163PS)
      • 2.4 quattro (115kW/156PS)
    • A6 C5 Avant (4B5, 4B6)
      • 2.8 quattro (142kW/193PS)
      • 2.4 (121kW/165PS)
      • 2.8 (142kW/193PS)
      • 2.4 quattro (121kW/165PS)
      • 2.7 T (169kW/230PS)
      • 2.7 T quattro (169kW/230PS)
      • 2.4 (100kW/136PS)
      • 2.8 (132kW/180PS)
      • 2.4 (115kW/156PS)
      • 2.4 (125kW/170PS)
      • 2.4 quattro (125kW/170PS)
      • 2.7 T quattro (184kW/250PS)
      • 2.4 (120kW/163PS)
      • 2.4 quattro (120kW/163PS)
      • 2.4 quattro (115kW/156PS)
  • VW
    • PASSAT B5 (3B2)
      • 2.8 V6 Syncro/4motion (142kW/193PS)
      • 2.8 V6 (142kW/193PS)
    • PASSAT B5 Variant (3B5)
      • 2.8 V6 (142kW/193PS)
      • 2.8 V6 Syncro/4motion (142kW/193PS)
    • PASSAT B5.5 (3B3)
      • 2.8 4motion (142kW/193PS)
      • 2.8 (142kW/193PS)
    • PASSAT B5.5 Variant (3B6)
      • 2.8 4motion (142kW/193PS)
      • 2.8 (142kW/193PS)
  • SKODA
    • SUPERB I (3U4)
      • 2.8 V6 (142kW/193PS)
AUDI
078121350A
SKODA
078121350A
VW
078121350A
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