Product overview
Genuine OEM Audi Engine Coolant Hose, part number 4K0121109AQ. This hose transports engine coolant for thermal management, playing a critical role in maintaining optimal engine temperature. Positioned as a lower radiator hose, it connects to the radiator. Weighing 0.115 kg and measuring 0.35 m in length, its precise routing and material composition are essential for leak-free performance and long-term durability in high-temperature environments.
Technical details
- Category
- Engine Cooling
- Customs (HS) code
- 40093100
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 35 × 10 × 5.5 cm
- Shipping weight
- 0.12 kg
Parts diagram & fitment
3 vehiclesCoolant Hose — locate 4K0121109AQ Audi Engine Coolant Hose | Lower Radiator in the official exploded view and explore the surrounding assembly.
Parts in this assembly(39)
- 2Coupl Piece 4KG122293H
- 3Hose 4K0122101AT
- 5Grommet 4K0121585E
- 6Line 4K0121081CS
- 8Line 4KG121081C
- 10Hose 4K1121123A
- 11Grommet 4KG819345
- 12Hose 4KG122109B
- 13Water Pipe 4K1121071D
- 14Collar Nut N01508210
- 15Hose 4KG819314
- 16Adapter 4K0122291D
- 17Hose 4K0122109AA
- 18Water Pipe 4K0121071K
- 19Bolt N91096701
- 21Water Pipe 4K0121070P
- 22Screw N10721401
- 23Hose 4KG122055A
- 25Hose 4KG819337
- 27Water Pipe 4K0121486
- 29Hose 4K0122449D
- 30Water Pipe 4K0121485M
- 31Screw WHT003841
- 32Hose 4K0121449P
- 34Hose 4K0121448M
- 35Water Pipe 4K0121481G
- 36Bolt N10771101
- 37Bolt WHT008696
- 38Hose 4K0121447AE
- 41Water Pipe 06M121661H
- 42Bolt N10156206
- 44Water Pipe 06M121486E
- 45Water Pipe 06M121662D
- 50Clamp N90926401
- 51Clamp 06B145917A
- 52Clamp N90686901
- 53Clamp N90687001
- 55Seal 06M121488A
- 56Seal Ring N90097001
Diagrams & fitment data powered by oemdiagrams.com
4K0121109AQ Audi Engine Coolant Hose | Lower Radiator is fitted on: Audi A7 2021-; audi a6 2.0 2018-; Audi A7 Sportback 2018-.