Skip to main content
Genuine OEM & performance parts — ships to United States

Product overview

Genuine OEM Audi Alternator Voltage Regulator, part number 07K903803. This component is responsible for precisely controlling the voltage output of the alternator, ensuring a stable and correct electrical supply to the vehicle's systems and battery. It is typically integrated into the alternator assembly. Weighing 0.1 kg, this regulator is a compact yet vital electrical part. Choosing a genuine OEM voltage regulator ensures accurate calibration and robust electronic components, preventing overcharging or undercharging and protecting the vehicle's electrical system.

Catalogue entry: REGULATOR; for alternator: 50.

Technical details

Category
Battery & Charging
Country of origin
Hungary
Customs (HS) code
85118000
Manufacturer
Audi
Product Type
Genuine new auto parts
Shipping size (L × W × H)
11 × 7.5 × 2.7 cm
Shipping weight
0.1 kg

Specifications

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

Equipment codes

  • 7L6

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. 06E903803FNot stocked
    Feb 2011
  2. 07K903803This pageCurrent number