Expansion & Overflow Tanks
More informationAt the Global Parts automotive store, we offer a wide selection of original used car parts, including expansion tanks for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen and others. The expansion tanks we offer undergo quality control so that you can be sure that you are receiving a top-class product.
Make
Category
Condition
In Stock
Price

Part no. A2045000649
Mercedes W204 C207 W212 C217 Coolant Expansion Tank Cap A2045000649
£32.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A2742000385
Mercedes W205 W213 M274 Coolant Reservoir Expansion Tank Petrol A2742000385
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8K0805201
Audi Q5 8R Coolant Mounting Radiator Holder Bracket Set 8K0805201
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A2515000049
Mercedes W251 Engine Coolant Water Expansion Tank Bottle A2515000049
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 9291286
BMW i3 I01 Coolant Expansion Tank Reservoir Holder Bracket Mount Plate 9291286
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 4G0121403C
Audi RS6 C7 Expansion Overflow Coolant Reservoir Bottle Tank 4G0121403C
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8W2121403E
Audi A4 S4 B9 Radiator Expansion Coolant Tank Overflow Bottle 8W2121403E
£42.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 9327150
BMW i3 I01 Hybrid Electric Expansion Coolant Tank Radiator Fluid Bottle 9327150
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A0005019915
Mercedes W205 Battery Coolant Reservoir Expansion Tank Screw Cap A0005019915
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A4155001000
Mercedes W415 Coolant Expansion Tank Reservoir Bottle Fluid Tank A4155001000
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7L0121407E
Volkswagen Touareg 7L Expansion Tank Header Coolant Reservoir Bottle 7L0121407E
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8610653
Expansion Tank BMW G20 G21 G22 G23 Coolant Overflow Reservoir Bottle 8610653
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 1184917
BMW X5 E53 Expansion Tank Petrol 1184917
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A2315000049
Mercedes R231 M276 Water Coolant Expansion Overflow Tank Bottle A2315000049
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 4F0121403N
Audi A6 C6 Coolant Expansion Tank Reservoir Bottle Fluid Tank 4F0121403N
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8610655
Expansion Tank BMW G11 G12 G30 G31 G32 Coolant Overflow Reservoir Bottle 8610655
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 6752034
BMW X5 Series E53 Expansion Tank Diesel Fuel Supply 16116752034 6752034
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8V0121407
Audi RS4 B8 Header Coolant Expansion Overflow Reservoir Tank Bottle 8V0121407
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 2248409
Cooling Water Connector BMW X3 Z4 E46 E83 E85 Pipe Radiator 2248409
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A2474703601
Mercedes W177 Fuel Tank Holder Bracket Mounting A2474703601
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 2284601
BMW 3 4 Series F80 M3 F82 F83 M4 Radiator Expansion Coolant Tank Bottle 2284601
£28.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 2284880
Expansion Tank BMW F10 M5 Radiator Coolant Overflow Fluid Bottle F12 M6 2284280
£37.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 9327150
Expansion Tank BMW i3 I01 Hybrid Electric Radiator Bottle Petrol 9327150
£47.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A1725000249
Mercedes SLK R172 Petrol OM271 Expansion Tank Coolant Cointainer A1725000249
£28.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7430854
BMW G32 GT Expansion Tank Water Coolant Bottle Reservoir Wash Container 7430854
£66.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 80A121405Q
Audi Q5 FY Expansion Tank Header Coolant Reservoir Bottle 80A121405Q
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8W2121405J
Audi A5 S5 5F A4 B9 8W Expansion Coolant Tank Overflow Bottle 8W2121405J
£32.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8K0121405
Audi A5 8T Expansion Tank Header Coolant Reservoir Bottle 8K0121405E
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7553919
BMW E60 X5 E70 X3 E83 E87 E90 E91 F10 Coolant Tank Level Switch Sensor 7546548
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 1K0121407A
Audi A3 8P Expansion Tank Header Coolant Reservoir Bottle 1K0121407A
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8614293
BMW F10 Expansion Coolant Header Tank 8614293
£61.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7925641
BMW i4 G26 Coolant Expansion Overflow Tank Bottle 7925641
£51.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 2Q0121321A
SEAT Audi Volkswagen Skoda Water Coolant Expansion Tank Cap Cover 3C0121321
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A1685000249
Mercedes-Benz A-Class W168 Coolant Expansion Tank Bottle A1685000249
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 4G0121403J
Audi A7 4G8 3.0 TDI CZVA Coolant Overflow Expansion Tank Bottle 4G0121403J
£28.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7591214
Expansion Tank BMW X5 F15 Hybrid 40eX Water Coolant Overflow Reservoir 7591214
£32.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8W0121405F
Audi A5 F5 Expansion Coolant Tank Bottle 8W0121405F
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 4G0121403AC
Expansion Tank Audi A6 C7 Overflow Coolant Fluid Reservoir Bottle 4G0121403G
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8610661
BMW X3 G01 X4 G02 Expansion Tank Coolant Reservoir Bottle 8610661
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 4H0121403G
Audi A8L 4H 3.0 TDI CDTA Coolant Overflow Reservoir Expansion Tank 4H0121403G
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7806038
Expansion Tank BMW F10 F11 F12 F13 LCI Coolant Radiator Bottle Diesel 7806038
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 6N0121407
Volkswagen Polo 6R Coolant Expansion Tank Reservoir Bottle Fluid Tank 6N0121407
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 5Q0121407A
Audi A3 8V Engine Coolant Water Expansion Tank Bottle 5Q0121407A
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A2602001300
Mercedes W177 A 35 Coolant Overflow Expansion Tank Bottle Petrol A2602001300
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 3403987
BMW X3 Series E83 E83N LCI Bracket Expansion Tank Bracket Radiator 3403987
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A9065010103
Volkswagen VW Crafter Coolant Expansion Tank Balancing Tank A9065010103
£37.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8669928
Expansion Tank BMW F40 Mini F54 LCI F60 B48E Coolant Reservoir Bottle 8669928
£32.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 5Q0121407G
Audi A3 8V Expansion Tank Header Coolant Reservoir Bottle 5Q0121407G
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 2283280
BMW 3 Series E46 M54 M3 S54 Petrol Fuel Inlet Expansion Tank 2283280
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A2215000349
Mercedes W221 Coolant Expansion Tank Reservoir Bottle Fluid Tank A2215000349
£28.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8742660
Expansion Tank BMW X3 G01 F97 X4M F98 Coolant Overflow Reservoir Bottle 8742660
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A2215000340
Mercedes-Benz S-Class W221 Coolant Expansion Tank Reservoir Bottle A2215000340
£43.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A2045000849
Mercedes W212 Coolant Expansion Tank Cooling Fluid Bottle Reservoir A2045000849
£32.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 6851332
BMW E46 X5 E53 X3 E83 E60 E61 E65 E81 E87 E90 E91 Expansion Tank Power Steering
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A2225000549
Coolant Bottle Mercedes W205 W232 W257 W447 Expansion Tank A2225000549
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8K0121405N
Audi A5 S5 8T Expansion Tank Header Coolant Reservoir Bottle 8K0121405N
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A1665000049
Mercedes W166 Expansion Overflow Reservoir Tank Bottle A1665000049
£32.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7542986
BMW E60 E61 E63 E64 Petrol Cooling Water Expansion Coolant Tank 7521189
£37.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8K0121405M
Audi A5 8T Expansion Tank Header Coolant Reservoir Bottle 8K0121405M
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A4155000049
Mercedes Citan W415 OM607 Coolant Expansion Tank Reservoir Bottle 8200455786
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7515499
Mini Cooper One R50 R52 R53 Expansion Tank Cap Coolant Cover Lid 7515499
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8K0121405E
Audi A5 8T Expansion Tank Header Coolant Reservoir Bottle 8K0121405E
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7788293
BMW E60 E61 E64 LCI Cooling Water Expansion Tank Mount Bracket Support 7788293
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8617048
BMW F30 LCI 330e B48X Coolant Expansion Tank Bottle 8617048
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 2283500
BMW 3 Series E90 E92 E93 M3 LCI Expansion Tank Radiator Petrol 2283500
£32.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A1715000049
Mercedes SLK R171 Coolant Expansion Overflow Tank Fluid Bottle A1715000049
£28.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 2752592
Mini Cooper D R55 R56 W16 Diesel Expansion Tank Radiator 2752592
£16.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7647713
BMW 7 Series E65 E66 Cooling Water Expansion Tank Petrol 7508008
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7642160
Expansion Tank Bottle BMW F20 F21 F30 F32 Radiator Overflow Reservoir 7642160
£28.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8K0121403G
Audi A4 B8 A5 8T Q5 2.0TDI Coolant Reservoir Expansion Tank Bottle 8K0121403G
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8616418
Radiator Expansion Tank BMW X3 F25 X4 F26 Overflow Tank Bottle 7823544
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 2248409
BMW 3 X3 Z4 Series E46 E83 E85 Cooling Water Connector Pipe Radiator 2248409
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7642158
BMW 1 3 4 Series F20 F21 F30 F32 Radiator Expansion Bottle Tank Petrol 7642158
£42.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7788761
Mini One D R50 W17 Coolant Cooling Water Expansion Tank Bottle 7788761
£32.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 6Q0121407B
VW Volkswagen Polo 6R Coolant Reservoir Expansion Tank Fluid Bottle 6Q0121407B
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7642160
BMW F20 F21 F30 F32 Radiator Expansion Overflow Reservoir Tank Bottle 7642160
£28.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 1436257
BMW 5 Series E60 M5 Engine Coolant Level Sensor Expansion Tank Fluid Level
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A9105010400
Expansion Tank Mercedes W907 W910 Coolant Overflow Fluid Bottle A9105010400
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A1645000049
Mercedes W164 Coolant Expansion Tank Reservoir Bottle A1645000049
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A2115000049
Mercedes-Benz E CLS Class W211 W219 Coolant Expansion Tank Bottle A2115000049
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7639024
Mini Cooper One R55 R56 R57 R59 R60 R61 F55 F56 Cover Lid Expansion Tank
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7800293
BMW 7 Series E65 LCI Cooling Water Expansion Tank 7800293
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7823544
Radiator Expansion Tank BMW X3 F25 X4 F26 Overflow Tank Bottle 7823544
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7647283
Coolant Tank Bottle BMW F01 F10 F11 F12 Radiator Expansion 7601949
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7642158
BMW 1 3 4 Series F20 F21 F30 F32 Radiator Expansion Tank Bottle Petrol 7642158
£37.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A6395010503
Expansion Tank Mercedes W639 Coolant Reservoir Bottle A6395010503
£28.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A2465000049
Mercedes W176 W246 Coolant Expansion Tank Reservoir Bottle A2465000049
£23.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7509071
Mini Cooper R50 R52 Coolant Cooling Water Expansion Tank Bottle 7509071
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7642160
BMW F20 F21 F30 F32 1 Radiator Expansion Overflow Reservoir Tank Bottle 7642160
£28.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7642158
Expansion Tank BMW F20 F21 F30 F32 Radiator Coolant Bottle Petrol 7642158
£37.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7640514
BMW E87 E90 E91 E92 Coolant Expansion Tank Bottle Petrol 7640514
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A2045000549
Mercedes W212 Coolant Expansion Tank Reservoir Bottle A2045000549
£18.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7642160
BMW F20 F21 F30 F32 Radiator Expansion Tank Bottle 7642160
£28.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7640514
BMW E81 E87 E90 E91 E92 Coolant Expansion Tank Bottle Petrol 7607482
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7543026
Coolant Expansion Tank BMW E81 E82 E84 E87 E90 E91 E92 Radiator Petrol 7543026
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 7539267
Mini Cooper One R55 R56 R57 R58 Radiator Coolant Expansion Water Tank 7539267
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. 8570079
Expansion Bottle BMW E81 E82 E87 E90 E91 E92 Tank Radiator Diesel 8570079
£13.95
Free delivery - Thu, Jun 05
If paid before 14:00

Part no. A1682500023
Mercedes-Benz A-Class W168 ABS Tank Bottle Reservoir A1682500023
Product currently unavailable

Part no. 2D0121403K
Volkswagen LT 35 Coolant Expansion Tank Coolant Overflow Reservoir 2D0121403K
Product currently unavailable

Expansion & Overflow Tanks
Durable fluid expansion tanks for longevity
Expansion tanks are essential parts of the engine cooling system, allowing you to control the coolant level and circulate it in the system. Thanks to them, the cooling system remains tight, and the pressure and temperature are maintained at the right level, which prevents the engine from overheating. In the Global Parts automotive store, you will find a wide selection of used car parts , including expansion tanks , perfectly matched to brands such as BMW , Audi , Mercedes , Volkswagen , Mini and others .
What are the functions of expansion tanks ?
Expansion tanks play a key role in the vehicle cooling system:
- Coolant Level Control – Stores excess coolant that expands with temperature.
- Pressure stabilization – They enable maintaining the appropriate pressure in the cooling system, which increases its efficiency.
- Overheating Prevention – By circulating coolant through the expansion tank, the cooling system operates efficiently in all conditions.
- Easy to refill – Reservoirs are usually equipped with a visible level gauge, making it easier to check and refill coolant.
Why is it worth taking care of expansion tanks ?
Damage or failure of the expansion tank can lead to cooling system problems and serious engine failures. Typical symptoms of failure include:
- Coolant Leaks – Visible stains under the vehicle may indicate cracks or leaks in the reservoir.
- Fluid Level Drop – Frequent need to refill fluid may indicate sealing problems.
- Engine Overheating – A damaged reservoir can interfere with coolant circulation.
- Cracks or mechanical damage – May affect the tightness and functionality of the cooling system.
If you need a replacement, you will find the right used car parts at Global Parts that will restore the full functionality of your cooling system.
How to choose the right expansion tanks ?
When selecting expansion tanks, there are several key aspects to consider:
- Matching to the vehicle model – Each cooling system has its own specific technical requirements. At Global Parts you will find expansion tanks perfectly matched to BMW , Audi , Mercedes , Volkswagen , Mini and others .
- Technical condition – Used tanks should be free from cracks, mechanical damage and signs of corrosion.
- Equipment – Make sure the tank is complete, e.g. has a cap or integrated fluid level sensor.
Why choose used expansion tanks ?
Used car parts , such as used expansion tanks , is an economical solution that allows you to save money while maintaining high quality. By choosing used cooling system components , you gain:
- Lower costs – Used tanks are much cheaper than new ones, but offer equally high quality.
- Ecology – Recycling parts supports environmental protection and reduces waste.
- Wide range – In our shop you will find used expansion tanks for the most popular car brands.
How to take care of expansion tanks ?
In order for expansion tanks to function reliably for a long time, it is worth following a few rules:
- Regularly check the fluid level – Check the coolant level in the reservoir before long trips.
- Cleaning the tank – Regularly remove any sediment and dirt that may accumulate in the tank.
- Avoid engine overheating – Make sure all cooling system components are in good working order to prevent excessive stress on the reservoir.
- Replace on time – Damaged or worn tanks should be replaced to avoid cooling system problems.
When you need to replace yours, Global Parts has the right used car parts to ensure the durability and reliability of your cooling system.
Summary: Expansion tanks at Global Parts automotive store
Expansion tanks are essential parts of the cooling system that support the efficient operation of the engine and prevent it from overheating. By taking care of their technical condition, you can avoid costly repairs and ensure the reliability of your vehicle. The Global Parts automotive store cordially invites you to familiarize yourself with our wide range of original used car parts . Regardless of whether you are looking for car parts for BMW , Audi , Volkswagen , Mercedes , Mini and others - you will find them with us at competitive prices. We make every effort to ensure that every customer finds the right parts for their car/vehicle with us, and in case of any questions or doubts related to the selection of the right components, we will be happy to help! Please contact us - we are here to help you! For more information and curiosities, we also invite you to our automotive blog .