HomeBelts and Cooling > Radiators, Coolers and Related ComponentsRein EPT0029 Engine Coolant Reservoir
Part #: EPT0029

Rein EPT0029 Engine Coolant Reservoir

N/A
68 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$58.36Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Mercedes-Benz, CLS550, CLS400, E400, E550, E250, E300, E350, C250, C350, GLK250, GLK350, C300, and C230
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Coolant Reservoir for Mercedes-Benz Models

The Rein EPT0029 engine coolant reservoir is designed specifically for select Mercedes-Benz vehicles, including the C230, C250, C300, C350, CLS400, CLS550, E250, E300, E350, E400, E550, GLK250, and GLK350. Engineered to meet original equipment specifications, this expansion tank ensures consistent performance and durability under demanding conditions.

Key Features of Rein EPT0029 Engine Coolant Reservoir

  • Manufactured 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
  • Produced under strict engineering standards for reliable operation
  • Compact dimensions: 10.62" length, 8.66" width, and 7.08" height
  • Lightweight design weighing approximately 1.72 lbs

Detailed Product Description

The Rein EPT0029 engine coolant reservoir is an application-specific component designed to maintain proper coolant levels and pressure within the cooling system of various Mercedes-Benz vehicles. Constructed from high-quality virgin plastic, this expansion tank withstands the thermal stresses associated with engine heat cycles, reducing the risk of cracking and premature failure. Its direct fit design allows for straightforward replacement without modification, ensuring compatibility and maintaining the integrity of the vehicle's cooling system.

Common Issues Addressed by This Coolant Reservoir

  • Coolant leaks caused by cracked or worn expansion tanks
  • Overheating due to insufficient coolant containment
  • Pressure loss in the cooling system affecting engine performance
  • Degradation from heat cycling leading to reservoir failure
  • Difficulty in installation with non-OE replacement parts

Installation Notes and Tips

  • Ensure the vehicle is cool before beginning installation to avoid injury
  • Drain coolant to a safe level to prevent spills during removal
  • Verify compatibility with your specific Mercedes-Benz model before purchase
  • Use OEM or equivalent clamps and hoses for secure connections
  • Check for leaks and proper coolant level after installation

Quality Assurance and Warranty Information

Rein expansion tanks, including the EPT0029, are manufactured to meet stringent engineering standards and OE quality requirements. Produced from virgin plastic materials, these reservoirs are designed to provide reliable service life and resistance to heat-related wear. While specific warranty details may vary, Rein products typically come with a limited warranty covering defects in materials and workmanship to ensure customer confidence in product durability.

BrandRein
Part NumberEPT0029
Application TypeApplicationSpecific
Container TypeBX
Country of OriginCN
Item Height7.0800
Item Length10.6200
Item Level GTIN843266074831
Item Qty1
Item UOMEA
Item Weight1.7220
Item Weight Unit UOMLB
Item Width8.6600
Link to Manufacturer Pagewww.reinautomotive.com
Product Desc Extended 240Rein 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 40Rein Expansion Tank
Product Desc Long 80Rein OE Quality Expansion Tank
Product Desc Short 20Expansion Tank

This part fits 68 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2018Mercedes-BenzCLS5504.7LV8N/Aw/Aux. Heater
2017Mercedes-BenzCLS4003.0LV6N/A
2017Mercedes-BenzCLS5504.7LV8N/Aw/Aux. Heater
2017Mercedes-BenzE4003.0LV6N/A
2017Mercedes-BenzE5504.7LV8N/Aw/Aux. Heater
2016Mercedes-BenzCLS4003.0LV6N/A
2016Mercedes-BenzCLS5504.7LV8N/Aw/Aux. Heater
2016Mercedes-BenzE2502.1LL4DIESELN/A
2016Mercedes-BenzE3003.5LV6N/A
2016Mercedes-BenzE3503.5LV6N/A
2016Mercedes-BenzE4003.0LV6N/A
2016Mercedes-BenzE5504.7LV8N/Aw/Aux. Heater
2015Mercedes-BenzC2501.8LL4N/A
2015Mercedes-BenzC3503.5LV6N/A
2015Mercedes-BenzCLS4003.0LV6N/A
2015Mercedes-BenzCLS5504.7LV8N/Aw/Aux. Heater
2015Mercedes-BenzE2502.1LL4DIESELN/A
2015Mercedes-BenzE3003.5LV6N/A
2015Mercedes-BenzE3503.5LV6N/A
2015Mercedes-BenzE4003.0LV6N/A
2015Mercedes-BenzE5504.7LV8N/Aw/Aux. Heater
2015Mercedes-BenzGLK2502.1LL4DIESELN/A
2015Mercedes-BenzGLK3503.5LV6N/A
2014Mercedes-BenzC2501.8LL4N/A
2014Mercedes-BenzC3003.5LV6N/A
2014Mercedes-BenzC3503.5LV6N/A
2014Mercedes-BenzCLS5504.7LV8N/Aw/Aux. Heater
2014Mercedes-BenzE2502.1LL4DIESELN/A
2014Mercedes-BenzE3003.5LV6N/A
2014Mercedes-BenzE3503.5LV6N/A
2014Mercedes-BenzE5504.7LV8N/Aw/Aux. Heater
2014Mercedes-BenzGLK2502.1LL4DIESELN/A
2014Mercedes-BenzGLK3503.5LV6N/A
2013Mercedes-BenzC2501.8LL4N/A
2013Mercedes-BenzC3003.5LV6N/A
2013Mercedes-BenzC3503.5LV6N/A
2013Mercedes-BenzCLS5504.7LV8N/Aw/Aux. Heater
2013Mercedes-BenzE3003.5LV6N/A
2013Mercedes-BenzE3503.0LV6DIESELN/A
2013Mercedes-BenzE3503.5LV6N/A
2013Mercedes-BenzGLK2502.1LL4DIESELN/A
2013Mercedes-BenzGLK3503.5LV6N/A
2012Mercedes-BenzC2501.8LL4N/A
2012Mercedes-BenzC2502.5LV6N/A
2012Mercedes-BenzC3003.0LV6N/A
2012Mercedes-BenzC3503.5LV6N/A
2012Mercedes-BenzCLS5504.7LV8N/Aw/Aux. Heater
2012Mercedes-BenzE3003.5LV6N/A
2012Mercedes-BenzE3503.0LV6DIESELN/A
2012Mercedes-BenzE3503.5LV6N/A
2012Mercedes-BenzGLK3503.5LV6N/A
2011Mercedes-BenzC2502.5LV6N/A
2011Mercedes-BenzC3003.0LV6N/A
2011Mercedes-BenzC3503.5LV6N/A
2011Mercedes-BenzE3503.0LV6DIESELN/A
2011Mercedes-BenzE3503.5LV6N/A
2011Mercedes-BenzGLK3503.5LV6N/A
2010Mercedes-BenzC2502.5LV6N/A
2010Mercedes-BenzC3003.0LV6N/A
2010Mercedes-BenzC3503.5LV6N/A
2010Mercedes-BenzE3503.5LV6N/A
2010Mercedes-BenzGLK3503.5LV6N/A
2009Mercedes-BenzC2302.5LV6N/A
2009Mercedes-BenzC3003.0LV6N/A
2009Mercedes-BenzC3503.5LV6N/A
2008Mercedes-BenzC2302.5LV6N/A
2008Mercedes-BenzC3003.0LV6N/A
2008Mercedes-BenzC3503.5LV6N/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.