OE Quality
60-Day Returns

Rein EPT0001 Engine Coolant Reservoir
Reliable Engine Coolant Reservoir for Mercedes-Benz Models
The Rein EPT0001 engine coolant reservoir is designed specifically for select Mercedes-Benz vehicles, including the C55 AMG, C230, C240, C280, C320, C350, CLK55 AMG, CLK63 AMG, CLK320, CLK350, CLK500, and CLK550. Manufactured from virgin plastic, this expansion tank meets or exceeds original equipment specifications to ensure durability and performance.
Key Features of Rein Engine Coolant Reservoir EPT0001
- Produced from virgin plastic that meets or exceeds OE specifications
- Resistant to cracking and wear caused by repeated heat cycles
- Direct fitment for easy installation on compatible Mercedes-Benz models
- Manufactured under strict engineering standards and specifications
- Designed as an application-specific component for precise compatibility
Detailed Product Description
The Rein EPT0001 engine coolant reservoir is engineered to withstand the thermal stresses associated with engine heat cycles, reducing the risk of cracking and coolant leaks. Its construction from high-quality virgin plastic ensures long-lasting durability and reliable performance. This expansion tank is a direct replacement part, allowing for straightforward installation without modifications. It is tailored for a range of Mercedes-Benz vehicles, providing a precise fit and maintaining the integrity of the cooling system.
Common Issues Addressed by This Expansion Tank
- Cracking or leaking coolant reservoirs due to heat exposure
- Coolant loss resulting from worn or damaged tanks
- Overheating caused by insufficient coolant containment
- Difficulty in installation with non-specific or universal parts
- Premature failure from substandard materials
Installation Notes and Tips
Installation of the Rein EPT0001 engine coolant reservoir is straightforward due to its direct fit design. It is recommended to drain the cooling system before removal of the old tank to prevent spills. Inspect hoses and clamps for wear during replacement and replace if necessary. Ensure the reservoir is securely mounted and all connections are tight to avoid leaks. Follow vehicle-specific service manual instructions for torque specifications and coolant refilling procedures.
Quality Assurance and Warranty Information
Rein expansion tanks are manufactured to meet strict engineering standards, ensuring consistent quality and reliability. Produced from virgin plastic materials, the EPT0001 part number complies with original equipment specifications. While specific warranty details may vary, Rein products typically come with a limited warranty against defects in material and workmanship. Consult product documentation or supplier for exact warranty terms.
| Brand | Rein |
| Part Number | EPT0001 |
| Application Type | ApplicationSpecific |
| Container Type | BX |
| Country of Origin | CN |
| Item Height | 9.0500 |
| Item Length | 10.2300 |
| Item Level GTIN | 843266074558 |
| Item Qty | 1 |
| Item UOM | EA |
| Item Weight | 2.8940 |
| Item Weight Unit UOM | LB |
| Item Width | 8.8500 |
| Link to Manufacturer Page | www.reinautomotive.com |
| Product Desc Extended 240 | Rein OE quality expansion tanks are designed to handle heat cycles and resist cracking. These tanks are produced from virgin plastic with no regrind to ensure the plastic is durable and will have a long service life. |
| Product Desc Invoice 40 | Rein Expansion Tank |
| Product Desc Long 80 | Rein OE Quality Expansion Tank |
| Product Desc Short 20 | Expansion Tank |
This part fits 43 vehicles. Search below:
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2009 | Mercedes-Benz | CLK350 | 3.5L | V6 | N/A | ||
| 2009 | Mercedes-Benz | CLK550 | 5.5L | V8 | N/A | ||
| 2009 | Mercedes-Benz | CLK63 AMG | 6.3L | V8 | N/A | ||
| 2008 | Mercedes-Benz | CLK350 | 3.5L | V6 | N/A | ||
| 2008 | Mercedes-Benz | CLK550 | 5.5L | V8 | N/A | ||
| 2008 | Mercedes-Benz | CLK63 AMG | 6.3L | V8 | N/A | ||
| 2007 | Mercedes-Benz | C230 | 2.5L | V6 | N/A | ||
| 2007 | Mercedes-Benz | C280 | 3.0L | V6 | N/A | ||
| 2007 | Mercedes-Benz | C350 | 3.5L | V6 | N/A | ||
| 2007 | Mercedes-Benz | CLK350 | 3.5L | V6 | N/A | ||
| 2007 | Mercedes-Benz | CLK550 | 5.5L | V8 | N/A | ||
| 2007 | Mercedes-Benz | CLK63 AMG | 6.3L | V8 | N/A | ||
| 2006 | Mercedes-Benz | C230 | 2.5L | V6 | N/A | ||
| 2006 | Mercedes-Benz | C280 | 3.0L | V6 | N/A | ||
| 2006 | Mercedes-Benz | C350 | 3.5L | V6 | N/A | ||
| 2006 | Mercedes-Benz | C55 AMG | 5.5L | V8 | N/A | ||
| 2006 | Mercedes-Benz | CLK350 | 3.5L | V6 | N/A | ||
| 2006 | Mercedes-Benz | CLK500 | 5.0L | V8 | N/A | ||
| 2006 | Mercedes-Benz | CLK55 AMG | 5.5L | V8 | N/A | ||
| 2005 | Mercedes-Benz | C230 | 1.8L | L4 | N/A | ||
| 2005 | Mercedes-Benz | C240 | 2.6L | V6 | N/A | ||
| 2005 | Mercedes-Benz | C320 | 3.2L | V6 | N/A | ||
| 2005 | Mercedes-Benz | C55 AMG | 5.5L | V8 | N/A | ||
| 2005 | Mercedes-Benz | CLK320 | 3.2L | V6 | N/A | ||
| 2005 | Mercedes-Benz | CLK500 | 5.0L | V8 | N/A | ||
| 2005 | Mercedes-Benz | CLK55 AMG | 5.5L | V8 | N/A | ||
| 2004 | Mercedes-Benz | C230 | 1.8L | L4 | N/A | ||
| 2004 | Mercedes-Benz | C240 | 2.6L | V6 | N/A | ||
| 2004 | Mercedes-Benz | C320 | 3.2L | V6 | N/A | ||
| 2004 | Mercedes-Benz | CLK320 | 3.2L | V6 | N/A | ||
| 2004 | Mercedes-Benz | CLK500 | 5.0L | V8 | N/A | ||
| 2004 | Mercedes-Benz | CLK55 AMG | 5.5L | V8 | N/A | ||
| 2003 | Mercedes-Benz | C230 | 1.8L | L4 | N/A | ||
| 2003 | Mercedes-Benz | C240 | 2.6L | V6 | N/A | ||
| 2003 | Mercedes-Benz | C320 | 3.2L | V6 | N/A | ||
| 2003 | Mercedes-Benz | CLK320 | Coupe | 3.2L | V6 | N/A | |
| 2003 | Mercedes-Benz | CLK500 | 5.0L | V8 | N/A | ||
| 2003 | Mercedes-Benz | CLK55 AMG | 5.5L | V8 | N/A | ||
| 2002 | Mercedes-Benz | C230 | 2.3L | L4 | N/A | ||
| 2002 | Mercedes-Benz | C240 | 2.6L | V6 | N/A | ||
| 2002 | Mercedes-Benz | C320 | 3.2L | V6 | N/A | ||
| 2001 | Mercedes-Benz | C240 | 2.6L | V6 | N/A | ||
| 2001 | Mercedes-Benz | C320 | 3.2L | V6 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.