NRF 49642 Radiator Fan Clutch

Compatible with AUDI 100 C4 Sedans (4A2) , AUDI 100 C4 Avant (4A5) , AUDI A6 C4 (4A2) Show more info
Ensures optimal engine cooling by engaging the radiator fan when needed. Maintains consistent engine temperature for reliable performance.
35.81 EUR
inc. VAT 21%
In stock 3
Delivery 1 day (14.05.2026)
PN 49642
Make NRF
EAN 8718042174611

The NRF 49642 Radiator Fan Clutch is a critical component for maintaining your vehicle's engine temperature. It automatically engages the radiator fan when the engine reaches a specific temperature, increasing airflow through the radiator to dissipate heat. This precise engagement prevents the engine from overheating, especially during demanding driving conditions such as stop-and-go traffic or towing. By ensuring the fan operates only when necessary, it also contributes to fuel efficiency and reduces unnecessary noise. NRF is known for producing high-quality cooling system components. This fan clutch is designed to meet or exceed original equipment specifications, offering durability and reliable operation for your vehicle's cooling system.

  • Direct fit for specific vehicle applications
  • Automated engagement based on engine temperature
  • Helps prevent engine overheating
  • Contributes to optimal engine performance
  • Durable construction for long service life
  • Reduces unnecessary fan operation and noise
  • Maintains consistent engine operating temperature
Heating/Cooling
vehicles with a fan (viscous friction clutch)
Outer diameter [mm]
139
Height [mm]
49
Number of threaded holes
4
Thread size
M6
Hub flange diameter, hub [mm]
124
Heating/Cooling
Remove. Fan
Operating mode
Thermal
  • AUDI
    • 100 C4 Sedans (4A2)
      • 2.4 D (60kW/82PS)
      • 2.5 TDI (85kW/115PS)
      • 2.3 E (98kW/133PS)
      • S4 Turbo quattro (169kW/230PS)
      • 2.3 E quattro (98kW/133PS)
    • 100 C4 Avant (4A5)
      • 2.5 TDI (85kW/115PS)
      • 2.3 E (98kW/133PS)
      • 2.3 E quattro (98kW/133PS)
      • 2.4 D (60kW/82PS)
    • A6 C4 (4A2)
      • 2.5 TDI (103kW/140PS)
      • 2.5 TDI (85kW/116PS)
      • S6 Turbo quattro (169kW/230PS)
      • 2.5 TDI quattro (103kW/140PS)
      • 2.3 (98kW/133PS)
      • 2.3 quattro (98kW/133PS)
    • A6 C4 Avant (4A5)
      • 2.5 TDI (103kW/140PS)
      • 2.5 TDI (85kW/116PS)
      • S6 Turbo quattro (169kW/230PS)
      • 2.5 TDI quattro (103kW/140PS)
      • 2.3 (98kW/133PS)
      • 2.3 quattro (98kW/133PS)
AUDI
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