United States
Product overview
Genuine OEM Volkswagen Expansion Coolant Tank, part number 1K0121407A. This component is essential for the cooling system, holding excess coolant and accommodating volume changes as the engine heats up and cools down. Made from durable plastic, it weighs 0.302 kg and measures 0.2m in length. Choosing a genuine OEM expansion tank ensures proper fluid level management, prevents system over-pressurization, and maintains overall cooling system reliability.
Technical details
- Category
- Engine Cooling
- Country of origin
- Italy
- Customs (HS) code
- 87089997
- Manufacturer
- Volkswagen
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 20 × 17.5 × 15.3 cm
- Shipping weight
- 0.3 kg
Why buy from WW Spares?
- ✓ Genuine OEM inventory sourced directly from factory networks
- ✓ Fitment support from workshop-seasoned parts specialists
- ✓ Global logistics with customs-ready documentation
Need help confirming compatibility? Talk to a specialist
Parts diagram & fitment
101 vehiclesCoolant Expansion Tank — locate 1K0121407A Volkswagen Expansion Coolant Tank | Genuine OEM in the official exploded view and explore the surrounding assembly.
This part is marked discontinued by the manufacturer (since 2019-10-01); contact us to check current availability.
Parts in this assembly15
Vehicle fitment table101
Europe (81)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| Audi Q3 1.4 | 2016- | 20 | 1 | ||
| Beetle | 2016-2019 | 20 | 1 | ||
| new beetle cabriolet | 2016-2019 | 20 | 1 | ||
| Sharan BlueMotion | 2015-2022 | 20 | 1 | ||
| Alhambra Stylance | 2015-2022 | 20 | 1 | ||
| caddy kombi | 2015-2020 | 11 | 1 | ||
| jetta 2.0 | 2015-2015 | 20 | 1 | ||
| Audi Q3 2.0 TDI | 2014-2019 | 20 | 1 | ||
| Jetta 1.6 | 2014-2018 | 20 | 1 | ||
| Scirocco 2.0 | 2014-2017 | 20 | 1 | ||
| jetta | 2014-2017 | 20 | 1 | ||
| Jetta 1.4 | 2014-2017 | 20 | 1 | ||
| Audi RSQ3 qu. 2.5 | 2013-2018 | 20 | 1 | ||
| Yeti | 2013-2017 | 20 | 1 | ||
| Yeti | 2013-2017 | 20 | 1 | ||
| Jetta 1.4 | 2013-2015 | 20 | 1 | ||
| superb | 2013-2015 | 20 | 1 | ||
| jetta | 2013-2014 | 20 | 1 | ||
| Altea XL Reference | 2013-2013 | 20 | 1 | ||
| Rapid | 2012-2022 | 20 | 1 | ||
| Audi Q3 1.4 | 2012-2016 | 20 | 1 | TL9,TN6 | |
| Tiguan 4Motion | 2011-2018 | 20 | 1 | ||
| new beetle | 2011-2016 | 40 | 12 | ||
| new beetle cabriolet | 2011-2016 | 40 | 12 | ||
| Golf Cabriolet | 2011-2016 | 20 | 1 | ||
| Passat CC | 2011-2016 | 20 | 1 | ||
| Audi Q3 quattro | 2011-2015 | 20 | 1 | ||
| Golf Plus | 2011-2014 | 20 | 1 | TW0 | |
| Golf | 2011-2013 | 20 | 1 | T8K | |
| Audi RS3 Sportback | 2011-2012 | 20 | 1 | TB9 | |
| Sharan Blue Motion | 2010-2015 | 20 | 1 | ||
| Caddy Maxi Kombi | 2010-2015 | 20 | 1 | TW0 | |
| Touran 2.0 | 2010-2015 | 20 | 1 | TW0 | |
| Passat saloon | 2010-2015 | 20 | 1 | TU0 | |
| Eos BlueMotion | 2010-2015 | 20 | 1 | TU0 | |
| jetta | 2010-2014 | 23 | |||
| Audi TTS Coupe 2.0 | 2010-2014 | 20 | 1 | ||
| Altea XL Reference | 2010-2013 | 20 | 1 | ||
| Alhambra Stylance | 2010-2013 | 20 | 1 | ||
| Leon Stylance | 2010-2012 | 20 | 1 | ||
| Superb Ambition | 2009-2015 | 20 | 1 | ||
| jetta variant | 2009-2014 | 51 | 1 | ||
| Golf | 2009-2014 | 20 | 1 | TN6 | |
| golf estate | 2009-2013 | 81 | 1 | ||
| Yeti | 2009-2013 | 20 | 1 | ||
| Golf Plus 1.6 | 2009-2011 | 20 | 1 | TW0 | |
| Jetta Vagon 08> | 2008- | 51, 20 | 1 | ||
| Scirocco 2.0 | 2008-2014 | 20 | 1 | TF0 | |
| superb comfort | 2008-2013 | 20 | 1 | ||
| octavia ambiente | 2008-2013 | 83 | |||
| Audi A3 Sportback | 2008-2013 | 20 | 1 | ||
| Passat CC | 2008-2012 | 20 | 1 | TU1 | |
| golf 2.0 | 2008-2011 | 20 | 1 | T8K | |
| passat estate | 2008-2011 | 20 | 1 | T72 | |
| jetta | 2008-2011 | 80 | 1 | ||
| caddy panel van | 2008-2010 | 20 | 1 | D4W | |
| EOS 2.0 | 2008-2010 | 20 | 1 | TU0 | |
| Touran 1.9 | 2008-2010 | 20 | 1 | ||
| GOLF VARIANT 07> | 2007- | 20 | 1 | TF0 | |
| GOLF PLUS 08> | 2007- | 20 | 1 | ||
| Passat/4Motion 08 | 2007- | 20 | 1 | T72 | |
| TIGUAN 08> | 2007- | 20 | 1 | TU0 | |
| Audi TT Coupe/Roadster 08> | 2007- | 20 | 1 | ||
| Audi A3/S3/Sportb./qu. 08 | 2007- | 20 | 1 | ||
| Audi A3 Cab. 2.0 TDI | 2007-2013 | 20 | 1 | ||
| EOS-Cabriolet-Coupe | 2006- | 20 | 1 | D4K | |
| JETTA 06> | 2006- | 20 | 1 | ||
| TOURAN | 2006- | 20 | 1 | BLF,BMY,BLG | |
| ALTEA 07> | 2006- | 20 | 1 | ||
| GOLF PLUS 05> | 2005- | 20 | 1 | T1Q | |
| JETTA 06> | 2005- | 20 | 1 | ||
| LEON 06> | 2005- | 20 | 1 | ||
| Passat/4Motion | 2005-2007 | 20 | 1 | T72 | |
| Audi A3/S3/quattro | 2005-2007 | 20 | 1 | ||
| TOURAN | 2005-2006 | 20 | 1 | BLF,BMY | D4K |
| CADDY | 2004- | 20 | 1 | D4W | |
| TOLEDO 05> | 2004- | 20 | 1 | G0 | |
| OCTAVIA/COMBI/4X4 04> | 2004- | 28 | 1 | ||
| ALTEA | 2004-2006 | 20 | 1 | G0 | |
| TOURAN | 2003-2005 | 20 | 1 | BAG,BLP,BLF | D4K |
| GOLF | 2003-2005 | 20 | 1 |
Other markets (18)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| Audi Q3 quattro 2.0 | 2016-2019 | 20 | 1 | T56,TL9 | |
| New Passat | 2015-2022 | 6 | 1 | ||
| Sagitar | 2014-2019 | 20 | 1 | ||
| Sagitar | 2011- | 20 | 1 | ||
| New Passat | 2011-2019 | 20 | 1 | ||
| New Passat | 2011-2015 | 6 | 1 | ||
| Magotan 1.4 | 2011-2012 | 20 | 1 | TN6,TH6 | |
| Tiguan | 2009-2019 | 20 | 1 | ||
| DIES.-IND.-MOT.1,9>2,0 08> | 2007- | 1, 7 | 1 | 7KW | |
| Golf/Rabbit 08> | 2007- | 20 | 1 | ||
| MAGOTAN (PASSAT) 07> | 2007- | 20 | 1 | ||
| OCTAVIA "CN."07> | 2007- | 20 | 1 | ||
| Jetta "USA"05> | 2005- | 20 | 1 | ||
| CADDY-FAW "CN" 05> | 2005- | 20 | 1 | ||
| BORA-FAW "CN" 06> | 2005- | 20 | 1 | ||
| Golf/Rabbit | 2005-2007 | 20 | 1 | ||
| TOURAN (SVW) "CN"04> | 2004- | 20 | 1 | ||
| MARINE-MOTOR 02> | 2002- | 12, 1 | 1 |
Platform / generic diagrams (2)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| 2X2 platform | 19 | 1 | |||
| 3C0 platform | 20 | 1 | TN6,TH6 |
Diagrams & fitment data powered by oemdiagrams.com
1K0121407A Volkswagen Expansion Coolant Tank | Genuine OEM is fitted on: Audi Q3 1.4 2016-; Beetle 2016-2019; new beetle cabriolet 2016-2019; Sharan BlueMotion 2015-2022; Alhambra Stylance 2015-2022; caddy kombi 2015-2020; jetta 2.0 2015-2015; Audi Q3 2.0 TDI 2014-2019; Jetta 1.6 2014-2018; Scirocco 2.0 2014-2017; jetta 2014-2017; Jetta 1.4 2014-2017; Audi RSQ3 qu. 2.5 2013-2018; Yeti 2013-2017; Jetta 1.4 2013-2015; superb 2013-2015; jetta 2013-2014; Altea XL Reference 2013-2013; Rapid 2012-2022; Audi Q3 1.4 2012-2016; Tiguan 4Motion 2011-2018; new beetle 2011-2016; new beetle cabriolet 2011-2016; Golf Cabriolet 2011-2016; Passat CC 2011-2016; Audi Q3 quattro 2011-2015; Golf Plus 2011-2014; Golf 2011-2013; Audi RS3 Sportback 2011-2012; Sharan Blue Motion 2010-2015; Caddy Maxi Kombi 2010-2015; Touran 2.0 2010-2015; Passat saloon 2010-2015; Eos BlueMotion 2010-2015; jetta 2010-2014; Audi TTS Coupe 2.0 2010-2014; Altea XL Reference 2010-2013; Alhambra Stylance 2010-2013; Leon Stylance 2010-2012; Superb Ambition 2009-2015; jetta variant 2009-2014; Golf 2009-2014; golf estate 2009-2013; Yeti 2009-2013; Golf Plus 1.6 2009-2011; Jetta Vagon 08> 2008-; Scirocco 2.0 2008-2014; superb comfort 2008-2013; octavia ambiente 2008-2013; Audi A3 Sportback 2008-2013; Passat CC 2008-2012; golf 2.0 2008-2011; passat estate 2008-2011; jetta 2008-2011; caddy panel van 2008-2010; EOS 2.0 2008-2010; Touran 1.9 2008-2010; GOLF VARIANT 07> 2007-; GOLF PLUS 08> 2007-; Passat/4Motion 08 2007-; TIGUAN 08> 2007-; Audi TT Coupe/Roadster 08> 2007-; Audi A3/S3/Sportb./qu. 08 2007-; Audi A3 Cab. 2.0 TDI 2007-2013; EOS-Cabriolet-Coupe 2006-; JETTA 06> 2006-; TOURAN 2006-; ALTEA 07> 2006-; GOLF PLUS 05> 2005-; JETTA 06> 2005-; LEON 06> 2005-; Passat/4Motion 2005-2007; Audi A3/S3/quattro 2005-2007; TOURAN 2005-2006; CADDY 2004-; TOLEDO 05> 2004-; OCTAVIA/COMBI/4X4 04> 2004-; ALTEA 2004-2006; TOURAN 2003-2005; GOLF 2003-2005; Audi Q3 quattro 2.0 2016-2019; New Passat 2015-2022; Sagitar 2014-2019; Sagitar 2011-; New Passat 2011-2019; New Passat 2011-2015; Magotan 1.4 2011-2012; Tiguan 2009-2019; DIES.-IND.-MOT.1,9>2,0 08> 2007-; Golf/Rabbit 08> 2007-; MAGOTAN (PASSAT) 07> 2007-; OCTAVIA "CN."07> 2007-; Jetta "USA"05> 2005-; CADDY-FAW "CN" 05> 2005-; BORA-FAW "CN" 06> 2005-; Golf/Rabbit 2005-2007; TOURAN (SVW) "CN"04> 2004-; MARINE-MOTOR 02> 2002-; 2X2 platform; 3C0 platform.
