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Vaico V10-0979 Engine Coolant Reservoir
| Brand | Vaico V10-0979 |
|---|---|
| Height [mm] | 177 |
| Length [mm] | 212 |
| Packaging height [cm] | 17,7 |
| Packaging width [cm] | 28,1 |
| Weight [kg] | 0.672 |
| Width [mm] | 281 |
| Product line | VAICO |
| Fits | Audi · 10 vehicles |
Coolant reservoir. Stores excess coolant to help maintain proper system volume.
VAICO line. Brand-focused replacement part for cooling system service.
Cross-references 4F0 121 403 C, 4F0 121 403 G and 4F0 121 403 N for the same application. See all 4.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Engine Coolant Reservoir for Audi A6
This VAICO engine coolant reservoir is an OE-style replacement for select Audi A6 and Audi A6 Quattro applications. Built to match the listed dimensions and OE reference, it supports proper coolant expansion and recovery in the cooling system.
Key Features
- Brand: VAICO / Vaico
- Part number: V10-0979
- Engine coolant reservoir for the cooling system
- Height: 177 mm
- Length: 212 mm
- Width: 281 mm
- Weight: 0.672 kg
- OE reference: 4F0121403N
Product Details
VAICO V10-0979 is an aftermarket coolant expansion tank for Audi A6 and Audi A6 Quattro models listed below. The reservoir dimensions are 177 mm high, 212 mm long, and 281 mm wide, which helps confirm physical fitment against the original component. This part cross-references OE numbers 4F0 121 403 C and 4F0 121 403 N for the same application. VAICO’s VAICO line focuses on replacement parts built around OE-style fitment and application matching for European vehicles.
Fitment
- Fits 2006-2011 Audi A6, N/A. Notes: Grade: Aftermarket; With OE No. 4F0121403N; VAICO
- Fits 2005-2008 Audi A6 Quattro, N/A. Notes: Grade: Aftermarket; With OE No. 4F0121403N; VAICO
Common Issues This Part Can Address
- Cracked or leaking coolant reservoir housing
- Low coolant level caused by reservoir failure
- Visible coolant seepage around the expansion tank
- Reservoir damage from age, heat cycling, or pressure stress
- OE tank replacement during cooling system service
Installation Notes and Tips
Verify the OE number and reservoir dimensions before installation. Inspect the cap, hoses, and surrounding cooling system components for wear, residue, or damage before transferring the new reservoir into service. Confirm the mounting points and hose connections match the original Audi A6 or Audi A6 Quattro tank.
Quality Assurance
VAICO V10-0979 is an aftermarket replacement part referenced to OE number 4F0121403N for application matching on listed Audi models.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2011 | Audi | A6 | 3.2L | V6 | N/A | Grade: Aftermarket; With OE No. 4F0121403N; VAICO |
| 2010 | Audi | A6 | 3.2L | V6 | N/A | Grade: Aftermarket; With OE No. 4F0121403N; VAICO |
| 2009 | Audi | A6 | 3.2L | V6 | N/A | Grade: Aftermarket; With OE No. 4F0121403N; VAICO |
| 2008 | Audi | A6 | 3.2L | V6 | N/A | Grade: Aftermarket; With OE No. 4F0121403N; VAICO |
| 2008 | Audi | A6 Quattro | 3.2L | V6 | N/A | Grade: Aftermarket; With OE No. 4F0121403N; VAICO |
| 2007 | Audi | A6 | 3.2L | V6 | N/A | Grade: Aftermarket; With OE No. 4F0121403N; VAICO |
| 2007 | Audi | A6 Quattro | 3.2L | V6 | N/A | Grade: Aftermarket; With OE No. 4F0121403N; VAICO |
| 2006 | Audi | A6 | 3.2L | V6 | N/A | Grade: Aftermarket; With OE No. 4F0121403N; VAICO |
| 2006 | Audi | A6 Quattro | 3.2L | V6 | N/A | Grade: Aftermarket; With OE No. 4F0121403N; VAICO |
| 2005 | Audi | A6 Quattro | 3.2L | V6 | N/A | Grade: Aftermarket; With OE No. 4F0121403N; VAICO |
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