United States
8W2121405K Reservoir
€73.07 excl. VAT
- 8W2121405ENot stocked
Oct 2017 - 8W2121405GNot stocked
Sep 2018 - 8W2121405HNot stocked
Dec 2018 - 8W2121405JNot stocked
Nov 2020 - 8W2121405KThis pageNot stocked
May 2021 - 8W2121405NCurrent number
Special order item. Delivery time may vary.
About This Part
Superseded part number
This part number has been replaced. Order the current replacement shown above — the old number can no longer be supplied.
Order Processing & Delivery
This part is not stocked in our warehouse and will be ordered directly from the manufacturer upon purchase. Handling time for VOLKSWAGEN is typically 3–8 business days before dispatch.
Handling time for VAG (VW / Audi / Seat / Cupra): 3–8 business days from order confirmation to dispatch (Monday–Friday). Shipping transit for your country is added on top — see handling times by brand and shipping options.
* Delivery times are estimates and may vary based on manufacturer availability and your location.
Verify Vehicle Fitment
To ensure this part is compatible with your vehicle, please contact us with your VIN (Vehicle Identification Number). Our technical team can verify the exact fitment before you place your order.
Contact us with your VINParts diagram & fitment
5 vehiclesReservoir — locate Reservoir in the official exploded view and explore the surrounding assembly.
Parts in this assembly36
- 1Radiator 8W0121251H
- 2Part 4M0121095
- 3Sleeve 7P0121365
- 4Grommet 7P0121276
- 5Rubber Bush 4M0121275A
- 6Rubber Bush 4M0121268A
- 7Bolt 8K0805399B
- 8Coupl Piece 8W0122293DL
- 8Part 4D0133335
- 10Cooler 4M0145804BH
- 15Radiator 8W0121002
- 16Bolt WHT005232
- 20RadiatorRight8W0121212F
- 20RadiatorRight8W0121212G
- 21Bracket 8W0121262D
- 22Rubber Bush 4D0317867A
- 23Air Guide 8W0121699
- 24Radiator 8W0121202A
- 24Radiator 8W0121202
- 26Bolt N10009102
- 27Bracket 8W0121240
- 28Screw N91199801
- 28Collar Nut N10340103
- 29Collar Nut N01508210
- 30Container 8W1121405J
- 30Container 8W1121405K
- 30Container 8W1121405N
- 30Container 8W2121405H
- 30Container 8W2121405J
- 30Container 8W2121405N
- 30Container 8W1121405F
- 31Part 4M0121321Q
- 31Part 4M0121321K
- 32Retainer 8W2121232G
- 32Retainer 8W1121232E
- 34Screw WHT003841
Vehicle fitment table5
Europe (5)
| Vehicle | Years | Pos. | Qty | PR |
|---|---|---|---|---|
| Audi RS4 Avant | 2017- | 30 | 1 | L0R |
| Audi RS5 Sportback | 2017- | 30 | 1 | L0R |
| Audi A5 Sportback | 2016-2020 | 17, 20 | 1 | L0R |
| Audi A5 Cabrio 2.0 | 2016-2018 | 17, 20 | 1 | L0R |
| audi a4 2.0 | 2015-2019 | 17, 20 | 1 | L0R |
Diagrams & fitment data powered by oemdiagrams.com
Reservoir is fitted on: Audi RS4 Avant 2017-; Audi RS5 Sportback 2017-; Audi A5 Sportback 2016-2020; Audi A5 Cabrio 2.0 2016-2018; audi a4 2.0 2015-2019.