2019-2021 Volkswagen Coolant Reservoir Tank Hose / Line 5QN121109A
OEM Part #: 5QN-121-109-A (5QN121109A)
Actual photo
The exact part you’ll receive — not a stock photo.
$13.71
Used
Donor2020 Volkswagen JETTA · 1.4L · 50k miles
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Genuine OEM Used
SKU: 616416
Donor Vehicle: 2020 Volkswagen JETTA · 1.4L · 50k miles
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$13.71
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This is a used OEM Volkswagen coolant reservoir tank hose, part number 5QN121109A, also superseding 5QN121109. It connects the expansion tank to the engine cooling system on 1.4L turbocharged four-cylinder engines (1390CC and 1395CC). When this hose develops a leak, you may notice a low coolant warning or visible wetness near the reservoir.
Specifications
| Fits Vehicle Model | Golf, Golf SportWagen, Jetta |
| Fits Vehicle Make | Volkswagen |
| OEM Part No | 5QN-121-109-A (5QN121109A) |
| Compatible OEM Part No | 5QN-121-109 |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 7 vehicle configurations across 1 make, 2019-2021.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 7 vehicle configurations — 7 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2021 | Volkswagen | Golf | Hatchback | 1.4L l4 Turbo | For Vehicles with Production Date After 09/16/19; For Vehicles with Engine Code(s) CWLA, CZDA, DGXA |
| 2021 | Volkswagen | Jetta | Sedan | 1.4L l4 Turbo | For Vehicles with Engine Code(s) CWLA, CZDA, DGXA, DJXA |
| 2019 | Volkswagen | Golf SportWagen | Wagon | 1.4L l4 Turbo | For Vehicles with Production Date After 09/16/19; For Vehicles with Engine Code(s) CWLA, CZDA, DGXA |
| 2020 | Volkswagen | Jetta | Sedan | 1.4L l4 Turbo | For Vehicles With Production date Up To 08/10/20; For Vehicles with Engine Code(s) CWLA, CZDA, DGXA, DJXA |
| 2020 | Volkswagen | Golf | Hatchback | 1.4L l4 Turbo | For Vehicles with Production Date After 09/16/19; For Vehicles with Engine Code(s) CWLA, CZDA, DGXA |
| 2019 | Volkswagen | Jetta | Sedan | 1.4L l4 Turbo | For Vehicles With Production date Up To 08/10/20; For Vehicles with Engine Code(s) CWLA, CZDA, DGXA, DJXA |
| 2019 | Volkswagen | Golf | Hatchback | 1.4L l4 Turbo | For Vehicles with Production Date After 09/16/19; For Vehicles with Engine Code(s) CWLA, CZDA, DGXA |