HomeBelts and Cooling > Radiators, Coolers and Related ComponentsGenuine 1K0122109AL Engine Coolant Reservoir Hose - Lower
Part #: 1K0122109AL

Genuine 1K0122109AL Engine Coolant Reservoir Hose - Lower

Lower
⚙️ 17 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Volkswagen and Audi, Golf, Eos, A3, Jetta, and Passat
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Reliable Engine Coolant Reservoir Hose for Audi and Volkswagen

The Genuine 1K0122109AL engine coolant reservoir hose is designed to maintain optimal coolant flow in your vehicle's cooling system. Compatible with select Audi and Volkswagen models, this hose ensures proper engine temperature regulation and system integrity.

  • Compatible with Audi A3, Volkswagen Eos, Golf, Jetta, and Passat models
  • Durable construction to withstand high temperatures and pressure
  • OEM part number 1K0122109AL for exact fit and performance
  • Engine coolant reservoir hose designed for efficient coolant circulation
  • Resistant to coolant chemicals and environmental wear

Product Details and Compatibility

This Genuine engine coolant reservoir hose, part number 1K0122109AL, is engineered to meet the specifications of Audi and Volkswagen vehicles including the A3, Eos, Golf, Jetta, and Passat. It connects the coolant reservoir to the engine cooling system, facilitating proper coolant flow and preventing leaks. Manufactured to OEM standards, this hose offers a precise fit and reliable performance, helping maintain your vehicle’s cooling efficiency.

Purpose and Common Issues Addressed

  • Prevents coolant leaks that can lead to engine overheating
  • Replaces cracked or brittle hoses caused by heat exposure
  • Restores proper coolant circulation within the reservoir system
  • Eliminates coolant contamination from damaged or degraded hoses
  • Helps maintain consistent engine operating temperature

Installation Notes and Tips

  • Ensure the engine is cool before beginning installation to avoid burns
  • Inspect surrounding components for wear or damage during replacement
  • Use proper clamps to secure the hose and prevent leaks
  • Verify hose routing matches OEM specifications for optimal flow
  • Check for leaks after installation and during initial engine operation

Quality Assurance and Warranty

The Genuine 1K0122109AL engine coolant reservoir hose is manufactured to meet strict OEM quality standards, ensuring durability and reliable performance. While specific warranty details may vary, Genuine parts typically come with a limited warranty covering defects in materials and workmanship. Using this OEM part helps maintain your vehicle’s cooling system integrity and supports long-term engine health.

This part fits 17 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2013VolkswagenGolfLowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.
2009VolkswagenEosLowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.
2008AudiA3Lower
2008VolkswagenEosLowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.
2008VolkswagenJettaLowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.
2008VolkswagenPassatLowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.
2007AudiA3Lower
2007VolkswagenEosLowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.
2007VolkswagenJettaLowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.
2007VolkswagenJetta2.0LL4LowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.
2007VolkswagenPassatLowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.
2007VolkswagenPassat2.0LL4LowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.
2006AudiA3Lower
2006VolkswagenJettaLowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.
2006VolkswagenJetta2.0LL4LowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.
2006VolkswagenPassatLowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.
2006VolkswagenPassat2.0LL4LowerClutch Pressure Plate Bolt fitment for a range of engine vehicles.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.