HomeBelts and Cooling > Radiators, Coolers and Related ComponentsRein EPK0025 Engine Coolant Reservoir Kit
Part #: EPK0025

Rein EPK0025 Engine Coolant Reservoir Kit

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⚙️ 17 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: BMW, X5 and Z3
🔄Easy Returns — Return within 60 days for a full refund
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Overview of Rein Engine Coolant Reservoir Kit EPK0025

The Rein Engine Coolant Reservoir Kit EPK0025 is designed specifically for BMW X5 and Z3 models. This application-specific expansion tank kit ensures proper coolant management and system reliability under demanding conditions.

  • Includes sensor (if applicable) and cap for complete installation
  • Manufactured from virgin plastic that meets or exceeds OE specifications
  • Resistant to cracking and wear caused by repeated heat cycles
  • Direct fitment allows for straightforward replacement without modifications

Product Details and Specifications

This Rein expansion tank kit is engineered to handle the thermal stresses typical in BMW X5 and Z3 cooling systems. Constructed from high-quality virgin plastic, it offers durability and resistance to cracking and wear from heat cycles, helping to maintain coolant integrity. The kit includes the necessary sensor and cap, providing a comprehensive solution for coolant reservoir replacement. Its direct fitment design simplifies installation, reducing downtime and ensuring compatibility with the original equipment.

Compatible Vehicles and Applications

This engine coolant reservoir kit is compatible with the following BMW models:

  • BMW X5
  • BMW Z3

Use this part number EPK0025 when searching for a replacement expansion tank kit tailored to these vehicles.

Common Issues Addressed by This Expansion Tank Kit

  • Coolant leaks due to cracked or worn reservoirs
  • Overheating caused by coolant loss or improper reservoir function
  • Sensor failures affecting coolant level monitoring
  • Degradation from heat cycles leading to premature reservoir failure
  • Difficulty in installation with non-direct fit parts

Installation Notes and Tips

The Rein EPK0025 kit is designed for direct replacement of the original coolant reservoir in BMW X5 and Z3 models. It includes the sensor and cap, which should be installed as per manufacturer specifications. Ensure the cooling system is depressurized before removal to avoid injury. Verify all connections and sensor wiring are secure to maintain proper coolant level monitoring.

Quality Assurance and Warranty

Rein expansion tank kits are produced from virgin plastic materials that meet or exceed original equipment standards, ensuring durability and performance. This product carries a 24-month or 24,000-mile warranty, providing coverage against defects in materials and workmanship under normal use.

BrandRein
Part NumberEPK0025
Application TypeApplicationSpecific
Container TypeBX
Country of OriginCN
Item Height9.0500
Item Length10.2300
Item Level GTIN888544106842
Item Qty1
Item UOMEA
Item Weight2.6870
Item Weight Unit UOMLB
Item Width8.8500
Link to Manufacturer Pagewww.reinautomotive.com
Product Desc Extended 240Rein OE quality expansion tank kits 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 Kit
Product Desc Long 80Rein OE Quality Expansion Tank Kit
Product Desc Short 20Expansion Tank Kit
Warranty Distance24000
Warranty Time24

This part fits 17 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersPositionNotes
2003BMWX54.4LV8N/A
2003BMWX54.6LV8N/A
2002BMWX54.4LV8N/A
2002BMWX54.6LV8N/A
2002BMWZ32.5LL6N/A
2002BMWZ33.0LL6N/A
2001BMWX54.4LV8N/A
2001BMWZ32.5LL6N/A
2001BMWZ33.0LL6N/A
2000BMWX54.4LV8N/A
2000BMWZ32.5LL6N/ATo 7/99, Requires Expansion Tank Inlet Hose CHE0273P
2000BMWZ32.5LL6N/AFrom 7/99
2000BMWZ32.8LL6N/ATo 7/99, Requires Expansion Tank Inlet Hose CHE0273P
2000BMWZ32.8LL6N/AFrom 7/99
1999BMWZ32.5LL6N/ARequires Expansion Tank Inlet Hose CHE0273P
1999BMWZ3Convertible2.8LL6N/AFrom 9/98, Requires Expansion Tank Inlet Hose CHE0273P
1999BMWZ3Coupe2.8LL6N/ARequires Expansion Tank Inlet Hose CHE0273P

* 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.