Rein CHR0406R Radiator Coolant Hose - Upper

OE Quality Upper Radiator Hose for BMW

Rein CHR0406R is an OE-quality radiator coolant hose built for European vehicle cooling systems that require a direct-fit replacement. It follows the original hose shape and connection style for a cleaner repair on BMW applications, including upper hose service on select 2006-2013 models.

Key Features

• Direct replacement design for OE hose and hose assembly applications
• Thermoplastic quick connect fittings match the original connection style
• Reduces installation time by eliminating hose cutting and refitting
• Helps prevent leaks and repeat repairs from reused quick connectors and O-rings
• EPDM construction resists heat, salt, road debris, oil, and other contaminants
• Built to SAE J20 R4 D1 standards
• Black finish with a single-hose design and 120 psi maximum working pressure

Detailed Description

Rein CHR0406R radiator coolant hose is engineered as a complete OE quality direct fit European hose. The hose matches the original size and branch geometry, and the thermoplastic quick connect fittings follow the OE configuration for a precise repair. This makes it a practical choice for BMW 128i, 323i, 325i, 325xi, 328i, 328i xDrive, 328xi, 330i, 330xi, and Z4 upper hose service where factory-style fitment matters.

This part cross-references BMW 17127531579 for the same application. Rein CHR0406R is a strong fit for drivers searching for a BMW upper radiator hose replacement, BMW coolant hose with quick connectors, or an OE-style radiator hose for European cooling system repair.

What It Helps Address

• Coolant leaks at aged hose connections
• Cracked or softened original rubber hose sections
• Repeat failures caused by reusing old quick connectors or O-rings
• Longer repair time from trimming or adapting a non-OE hose
• Cooling system service on BMW upper hose applications

Installation Notes and Tips

Compatible With 2006 BMW 325i, Upper; 2006 BMW 325xi, Upper; 2006 BMW 330i, Upper; 2006 BMW 330xi, Upper; 2006-2011 BMW 323i, Upper; 2007-2013 BMW 328i, Upper; 2007-2008 BMW 328xi, Upper; 2008-2013 BMW 128i, Upper; 2009-2013 BMW 328i xDrive, Upper; 2009-2011 BMW Z4, Upper. Verify hose routing, connector style, and end dimensions before installation. The direct-fit design is intended to replace the original hose without cutting, refitting, or adjusting the hose.

Quality Assurance

Rein designs this hose as an OE-quality replacement for European vehicles, with materials selected for heat and contamination resistance. Warranty coverage is 24 months or 24,000 miles.