Product overview
Genuine OEM Audi AC Refrigerant Line, part number 4K0816721ED. This line is a critical component of the vehicle's air conditioning system, responsible for conveying refrigerant between the compressor and other AC system components. It is positioned within the engine bay, connecting the AC compressor to the condenser. Weighing approximately 0.196 kg and measuring 0.49 meters in length, this line is engineered for precise routing and secure connections. Opting for a genuine OEM refrigerant line ensures correct pressure ratings, leak-free operation, and compatibility with the entire AC system, preventing costly failures and maintaining factory cooling efficiency.
Catalogue entry: LINE.
Fitted with: 8W0298403 INSERT, 5Q0298403C INSERT, 4M0298403 INSERT, 4K0816721DF LINE, 4K0816721EF LINE, 4K0816721EK LINE, 4K0816721EL LINE, 4K0816721EM LINE, 4K0816721EG LINE, 4K0816721EJ LINE, 4K0816721EC LINE, 4K0816721ES LINE.
Technical details
- Category
- Heating & A/C
- Customs (HS) code
- 40091200
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 49 × 36 × 9.5 cm
- Shipping weight
- 0.2 kg
Specifications
As recorded in the manufacturer’s parts catalogue for this part number.
Equipment codes
- D7U
- T98
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
Parts diagram & fitment
2 vehiclesRefrigerant Line — locate 4K0816721ED Audi AC Refrigerant Line | Genuine OEM in the official exploded view and explore the surrounding assembly.
Parts in this assembly48
- 1Part 4K0816411G
- 1Part 4K0816411J
- 1Condenser 4M0816421B
- 1Condenser 4M0816421D
- 1A C Conden 8W0816411AA
- 1A C Conden 8W0816411L
- 1Part 8W0816411Q
- 1Part 8W0816411R
- 1A C Conden 8W0816411S
- 1Condenser 8W0816421J
- 1Condenser 8W0816421M
- 2Insert 4M0298403
- 2Insert 5Q0298403C
- 2Insert 8W0298403
- 3Sender 4H0959126C
- 3Sender 4H0959126B
- 4Part 8A0820855AA
- 5Seal Ring 7H0820896
- 6Line 4K0816721EC
- 6Line 4K0816721EF
- 6Line 4K0816721EG
- 6Line 4K0816721EJ
- 6Line 4K0816721EK
- 6Line 4K0816721EL
- 6Line 4K0816721EM
- 6Line 4K0816721ES
- 6Line 4K0816721DF
- 7Seal Ring 4E0260749A
- 9Bolt N91071702
- 10Screw N10414402
- 15Line 4K0816741BD
- 15Line 4K0816741BE
- 15Line 4K0816741BF
- 15Line 4K0816741BJ
- 15Line 4K0816741AE
- 16Seal Ring 3D0260749C
- 18Bracket WHT008174
- 19Line 4K0816743BG
- 19Line 4K0816743BH
- 19Line 4K0816743BJ
- 19Line 4K0816743BK
- 19Line 4K0816743CQ
- 19Line 4K0816743DB
- 19Line 4K0816743DE
- 19Line 4K0816743BF
- 20Seal Ring 8E0260749C
- 21Seal Ring 4E0260749B
- 22Collar Nut N01508210
Compatible / alternative parts(4)
Vehicle fitment table2
Europe (2)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| audi a6 2.0 | 2018- | 6 | 1 | PR:T98+D7U | D7U |
| Audi A7 Sportback | 2018- | 6 | 1 | PR:T98+D7U | D7U |
Diagrams & fitment data powered by oemdiagrams.com
4K0816721ED Audi AC Refrigerant Line | Genuine OEM is fitted on: audi a6 2.0 2018-; Audi A7 Sportback 2018-.