HomeGenuine 1K0121051M Radiator Coolant Hose - Lower
Part #: 1K0121051M

Genuine 1K0121051M Radiator Coolant Hose - Lower

Lower
8 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Audi and Volkswagen, A3 Quattro, TT Quattro, and Eos
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Reliable Radiator Coolant Hose for Audi and Volkswagen Models

The Genuine radiator coolant hose with part number 1K0121051M is designed specifically for select Audi and Volkswagen vehicles. This hose ensures proper coolant flow and helps maintain optimal engine temperature in models like the Audi A3 Quattro, Volkswagen Eos, and TT Quattro.

Key Features of the Genuine Radiator Coolant Hose 1K0121051M

  • Compatible with Audi A3 Quattro, Volkswagen Eos, and TT Quattro
  • Durable construction to withstand high engine temperatures and pressure
  • Precision fit for efficient coolant circulation
  • OEM part number 1K0121051M ensures exact replacement
  • Designed to resist cracking, swelling, and leaks

Detailed Description of the Radiator Coolant Hose

This Genuine radiator coolant hose (part number 1K0121051M) is engineered to meet the specifications of Audi and Volkswagen cooling systems. It plays a critical role in transferring coolant between the radiator and engine, helping to regulate engine temperature and prevent overheating. The hose is manufactured to OEM standards, ensuring a precise fit and reliable performance for the Audi A3 Quattro, Volkswagen Eos, and TT Quattro models. Its robust material composition resists degradation from heat and coolant chemicals, contributing to long-term durability.

Common Applications and Issues Addressed

  • Replacement for cracked or leaking radiator coolant hoses
  • Prevents engine overheating caused by coolant loss
  • Restores proper coolant flow in Audi A3 Quattro and Volkswagen Eos cooling systems
  • Eliminates swelling or softening of old hoses
  • Maintains engine temperature stability in TT Quattro vehicles

Installation Notes and Tips

  • Ensure the engine is cool before removing the old hose
  • Check all clamps and connections for wear and replace if necessary
  • Verify the hose routing matches OEM specifications for proper fit
  • Inspect the cooling system for leaks after installation
  • Use appropriate tools to avoid damaging the hose or fittings

Quality Assurance and Warranty Information

The Genuine radiator coolant hose 1K0121051M is manufactured to meet strict OEM quality standards for Audi and Volkswagen vehicles. While specific warranty details may vary, Genuine parts typically come with a limited warranty covering defects in material and workmanship. Using this hose helps maintain the integrity of your vehicle’s cooling system with reliable, tested components.

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009AudiA3 Quattro3.2LV6Lowerat Radiator Coupler
2009AudiTT Quattro3.2LV6Lower
2008AudiA3 QuattroLowerat Radiator Coupler
2008AudiTT QuattroLower
2008VolkswagenEos3.2LV6Lower
2007AudiA3 QuattroLowerat Radiator Coupler
2007VolkswagenEos3.2LV6Lower
2006AudiA3 QuattroLowerat Radiator Coupler

* 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.