Calorstat WF0083 Radiator Coolant Hose Flange

Radiator Coolant Hose Flange for Volkswagen Cooling Systems

Calorstat WF0083 is a radiator coolant hose flange for select Volkswagen cooling system applications. It is a direct-fit replacement for vehicles that use this flange style at the coolant hose connection point, including Volkswagen Golf, Jetta, Golf City, and Jetta City models.

• Radiator coolant hose flange for engine cooling system service
• OE-style replacement for Volkswagen Golf and Jetta applications
• Cross-references Gates CO34750 and Motorad CH2707 for the same application
• Calorstat WF0083 part number for ordering and catalog lookup
• Vernet is an OE supplier to Volkswagen

Detailed Product Information

Calorstat WF0083 is used in the coolant circuit where the radiator hose connects to the flange assembly. It is listed for 1999-2006 Volkswagen Golf, 1999-2005 Volkswagen Jetta, 2008-2010 Volkswagen Golf City, and 2007-2009 Volkswagen Jetta City. This part number is also referenced as 06A121133D in interchange data, and it aligns with OE-style replacement needs for Volkswagen cooling system repair.

Common Repair Uses

• Coolant leak at the hose flange connection
• Cracked or deteriorated radiator hose flange
• Cooling system service on Volkswagen Golf or Jetta models
• Replacement of a worn coolant outlet connection
• Restoring proper coolant routing in the engine bay

Installation Notes and Tips

Verify the existing flange shape, hose connection layout, and engine-side mounting before ordering. Match the part number WF0083 against the original component and confirm vehicle year and model, especially on Volkswagen Golf and Jetta variants with overlapping cooling system designs. After installation, refill and bleed the cooling system according to factory procedure to remove trapped air.

Quality Assurance

Calorstat is associated with Vernet OE supply to Volkswagen, supporting application-specific fitment for the listed vehicles.