W21W 7440 582 Bulb Holder

  • What's Included: 1 Bulb Holder
  • Condition: New
  • Part numbers: 7440, W21W, 582
  • Used for: Daytime Running Lights (DRL), Reversing lights
  • Socket: T20, Signle Filament
  • Warranty: 1 Year


W21W 7440 582 585 Replacement bulb holder for T20 wedge socket with single filament bulbs. 

If your old bulb holder is not working anymore, this replacement socket will fix your problem.

If your old part has corroded, melted or became faulty this is what you need.

It comes with extra wire and could be replaced on many different car models for various places such as: DRL, Indicator, Reverse, Reversing Lights.

Specifications & Features

  • Part numbers: 7440, W21W, 582, 585
  • Socket: T20, Wedge
  • Single Filament
  • Used for: Indicator, DRL Daytime Running Lights, Reversing Lights

Additional Information

Condition No
Ring Size No

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