HomeBelts and Cooling > Radiators, Coolers and Related ComponentsGenuine 1J0121407F Engine Coolant Reservoir
Part #: 1J0121407F

Genuine 1J0121407F Engine Coolant Reservoir

⚙️ 46 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: Audi and Volkswagen, Beetle, Golf, Jetta, TT, and TT Quattro
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Reliable Engine Coolant Reservoir for Audi and Volkswagen Vehicles

The Genuine 1J0121407F engine coolant reservoir is designed to maintain optimal coolant levels in your vehicle's cooling system. Compatible with select Audi and Volkswagen models, this reservoir ensures efficient engine temperature regulation and helps prevent overheating.

  • Compatible with Audi Beetle, Golf, Jetta, TT, and TT Quattro models
  • Durable construction for long-lasting performance
  • Direct replacement for part number 1J0121407F
  • Maintains proper coolant levels to support engine cooling
  • Engineered to meet OEM specifications

Product Details and Compatibility

This engine coolant reservoir is specifically designed for use in Audi and Volkswagen vehicles, including the Beetle, Golf, Jetta, TT, and TT Quattro. The Genuine 1J0121407F part number ensures a precise fit and reliable function within the cooling system. Proper coolant reservoir operation is critical for maintaining engine temperature and preventing damage caused by overheating or coolant loss.

Common Applications and Problem Resolution

  • Replaces cracked or leaking coolant reservoirs
  • Prevents coolant overflow and engine overheating
  • Restores proper coolant level monitoring
  • Eliminates coolant contamination from damaged tanks
  • Supports consistent engine temperature regulation

Installation Notes and Tips

When installing the Genuine 1J0121407F engine coolant reservoir, ensure the vehicle is cool and the engine is off. Carefully remove the old reservoir and inspect hoses and clamps for wear or damage. Securely attach the new reservoir and refill the cooling system with the appropriate coolant type. Bleed the system to remove air pockets for optimal performance.

Quality Assurance and Warranty Information

This engine coolant reservoir is manufactured to meet OEM standards, providing reliable performance and durability. While specific warranty details are not provided, Genuine parts typically adhere to strict quality controls to ensure compatibility and longevity in Audi and Volkswagen vehicles.

This part fits 46 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2010VolkswagenBeetleN/A
2009VolkswagenBeetleN/A
2008VolkswagenBeetleN/A
2007VolkswagenBeetleN/A
2006AudiTTN/A
2006AudiTT QuattroN/A
2006VolkswagenBeetleN/A
2006VolkswagenGolfN/A
2005AudiTTN/A
2005AudiTT QuattroN/A
2005VolkswagenBeetleN/A
2005VolkswagenGolfN/A
2005VolkswagenJettaN/AThru 12/04
2004AudiTTN/A
2004AudiTT QuattroN/A
2004VolkswagenBeetleN/A
2004VolkswagenGolfN/A
2004VolkswagenJettaN/A
2003AudiTTN/A
2003AudiTT QuattroN/A
2003VolkswagenBeetleN/A
2003VolkswagenGolfN/A
2003VolkswagenJettaN/A
2002AudiTTN/A
2002AudiTT QuattroN/A
2002VolkswagenBeetleN/A
2002VolkswagenGolfN/A
2002VolkswagenJettaN/A
2001AudiTTN/A
2001AudiTT QuattroN/A
2001VolkswagenBeetleN/A
2001VolkswagenGolfN/A
2001VolkswagenJettaN/A
2000AudiTTN/A
2000AudiTT QuattroN/A
2000VolkswagenBeetleN/A
2000VolkswagenGolfN/A
2000VolkswagenJettaN/A
1999VolkswagenBeetleN/A
1999VolkswagenGolf2.0LL4N/AClutch Pressure Plate Bolt fitment for a range of engine vehicles.
1999VolkswagenGolfN/A
1999VolkswagenGolf1.9LL4N/A
1999VolkswagenJetta2.0LL4N/AClutch Pressure Plate Bolt fitment for a range of engine vehicles.
1999VolkswagenJettaN/A
1999VolkswagenJetta1.9LL4N/A
1998VolkswagenBeetleN/A

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