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Genuine OEM & performance parts — ships to United States

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Number 20 marks the part’s position in the exploded view (Audi A8 (2017-2025)).

Product overview

Genuine OEM Audi Double Belt Latch, part number 4N0857740ADMNB. Colour/finish: Satin Black/Traffic Red (MNB); variant of base part 4N0857740AD. Fits Audi A8 (2017-2025). Shown as position 20 in the body diagram 838857700. Equipment code: 3ND.

Catalogue entry: BLACK; LOCK.

Technical details

Base part number
4N0857740AD
Category
Mirrors & Glass
Colour / finish
Satin Black/Traffic Red (MNB)
Customs (HS) code
83089000
Diagram sheet
Audi 838857700, position 20
ETKA group
8 / 57 (857)
Manufacturer
Audi
Product Type
Genuine new auto parts
Shipping size (L × W × H)
30 × 12 × 8 cm
Shipping weight
0.6 kg

Specifications

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

Equipment codes

  • 3ND
  • 9P7

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

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Replaces older part numbers

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

Supersession road4 numbers since 2021
  1. 4N0857740PMNBNot stocked
    Dec 2021
  2. 4N0857740MNBSuperseded
    Oct 2022
  3. 4N0857740ABMNBSuperseded
    Dec 2025
  4. 4N0857740ADMNBThis pageCurrent number