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Number 11 marks the part’s position in this exploded view (Audi Q5 (2016-2025)).

Other diagrams in the gallery may use a different number for the same part.

Product overview

Genuine OEM Audi Cap for Expansion Tank, part number 4M0121321R. Fits Audi A5 Cabriolet (2016-2025), Audi A5 Sportback (2016-2025), Audi Q5 (2016-2025), Audi A4 (2015-2025). Shown as position 11 in the engine diagram 896121000.

Catalogue entry: cap for expansion tank black; 1,6BAR.

Technical details

Category
Engine Cooling
Diagram sheet
Audi 896121000, position 11
ETKA group
1 / 21 (121)
Manufacturer
Audi
Product Type
Genuine new auto parts

Specifications

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

Specification
1.6 bar

Equipment codes

  • GP1
  • TX5

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.

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Parts diagram & fitment

5 vehicles

Cap For Expansion Tank — locate 4M0121321R Audi Cap for Expansion Tank in the official exploded view and explore the surrounding assembly.

Parts in this assembly21
Vehicle fitment table5

Europe (4)

VehicleYearsPos.QtyPR
Audi Q52016-2020111
Audi A5 Sportback2016-2020111
Audi A5 Cabrio 2.02016-20181114IT
audi a4 2.02015-2019111

Other markets (1)

VehicleYearsPos.QtyPR
Audi Q5 qu. 2.02018-111

Diagrams & fitment data powered by oemdiagrams.com

4M0121321R Audi Cap for Expansion Tank is fitted on: Audi Q5 2016-2020; Audi A5 Sportback 2016-2020; Audi A5 Cabrio 2.0 2016-2018; audi a4 2.0 2015-2019; Audi Q5 qu. 2.0 2018-.