HomeBelts and Cooling > Hoses and PipesRein CHR0379R Radiator Coolant Hose - Upper
Part #: CHR0379R

Rein CHR0379R Radiator Coolant Hose - Upper

Upper
6 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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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: BMW, Z4
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Rein Radiator Coolant Hose for BMW Z4

The Rein radiator coolant hose, part number CHR0379R, is designed specifically for BMW Z4 models. Engineered to meet SAE J20 R4 D2 industry standards, this hose offers reliable performance and durability in demanding automotive cooling systems.

Key Features of Rein Radiator Coolant Hose CHR0379R

  • Application-specific design for precise fitment on BMW Z4 vehicles
  • Reduces installation time with no cutting, refitting, or adjusting required
  • Prevents leaks and eliminates issues from reusing old quick connectors
  • Constructed from heat, salt, oil, and road debris resistant EPDM material
  • Centerline length of 15 inches (38.1 cm) with consistent inside diameter of 1.81 inches (4.6 cm)
  • Single hose type in black color, manufactured in Turkey

Detailed Product Description

The Rein radiator coolant hose CHR0379R is a single, application-specific hose made from EPDM, a material known for its resistance to heat, oil, salt, and road contaminants. With a centerline length of 15 inches and matching inside diameters of 1.81 inches on both ends, this hose ensures a secure and leak-free connection within the cooling system of BMW Z4 models. Its design eliminates the need for cutting or adjusting during installation, streamlining the replacement process and reducing the risk of improper fitment. The hose complies with SAE J20 R4 D2 standards, ensuring it meets rigorous automotive quality and performance requirements.

Common Applications and Issues Addressed

  • Replacement of worn or cracked radiator coolant hoses on BMW Z4 vehicles
  • Prevention of coolant leaks caused by degraded or damaged hoses
  • Elimination of installation errors related to hose length or diameter mismatches
  • Mitigation of failures due to exposure to heat, oil, and road contaminants
  • Improvement of cooling system reliability by avoiding reuse of old quick connectors

Installation Notes and Tips

Installation of the Rein radiator coolant hose CHR0379R is straightforward due to its application-specific design. No cutting, refitting, or adjusting is necessary, which reduces installation time and potential errors. Ensure that the hose ends are properly seated on the radiator and engine fittings, and replace any old quick connectors to prevent leaks. Verify that clamps are securely tightened to maintain a leak-free seal.

Quality Assurance and Warranty

Manufactured to meet SAE J20 R4 D2 industry standards, the Rein radiator coolant hose CHR0379R offers dependable quality and durability. Made from EPDM material and produced in Turkey, this hose is engineered to withstand harsh automotive environments. While specific warranty details are not provided, Rein products typically adhere to strict quality control processes to ensure long-lasting performance in BMW Z4 cooling systems.

BrandRein
Part NumberCHR0379R
Application TypeApplicationSpecific
Centerline Length Inches15.0000
Centerline Length Metric38.1000000
ColorBlack
Container TypeBG
Country of OriginTR
Heat Shield IncNo
Hose End 1 Inside Diameter Inches1.8100
Hose End 1 Inside Diameter Metric4.5974000
Hose End 1 Outside Diameter Inches2.0500
Hose End 1 Outside Diameter Metric5.2070000
Hose End 2 Inside Diameter Inches1.8100
Hose End 2 Inside Diameter Metric4.5974000
Hose End 2 Outside Diameter Inches2.0500
Hose End 2 Outside Diameter Metric5.2070000
Hose MaterialEPDM
Hose TypeSingle
Industry StandardsSAE J20 R4 D2
Item Height3.5000
Item Length15.0000
Item Level GTIN843266035603
Item Qty1
Item UOMEA
Item Weight0.6600
Item Weight Unit UOMLB
Item Width2.0000
Link to Manufacturer Pagewww.reinautomotive.com
Maximum Working Pressure50.0000
Product Desc Extended 240Rein OE Quality radiator hoses are designed to be direct replacements for OE hoses and assemblies. Rein hoses are identical, from the size and shape of their branches to the thermoplastic quick connect fittings, as called for by the OE.
Product Desc Invoice 40Rein Radiator Hose
Product Desc Long 80Rein OE Quality Radiator Hose
Product Desc Short 20Radiator Hose
Protective Shield IncNo
Tech NoteComplete OE Quality Direct Fit European Hose
Warranty Distance24000
Warranty Time24

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005BMWZ42.5LL6Upper
2005BMWZ43.0LL6Upper
2004BMWZ42.5LL6Upper
2004BMWZ43.0LL6Upper
2003BMWZ42.5LL6Upper
2003BMWZ43.0LL6Upper

* 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.