Rein CHR0070R Radiator Coolant Hose - Lower - Radiator To Thermostat

Overview of Rein Radiator Coolant Hose CHR0070R

The Rein radiator coolant hose CHR0070R is designed specifically for BMW models including the 318i, 318is, 318ti, and Z3. Engineered to meet SAE J20 R4 D1 industry standards, this hose offers reliable performance and durability for your vehicle's cooling system.

• Application-specific design for precise fitment on BMW 318i, 318is, 318ti, and Z3
• Reduces installation time with no cutting, refitting, or adjusting required
• Prevents leaks by eliminating reuse of old quick connectors
• Constructed from heat, salt, oil, and road debris resistant EPDM material
• Centerline length of 13 inches (33.02 cm) with specific hose end diameters for secure connections

Technical Details and Material Specifications

The Rein CHR0070R radiator coolant hose is made from EPDM, a synthetic rubber known for its resistance to heat, oil, and environmental contaminants. The hose measures 13 inches in length with a centerline length of 33.02 cm. Hose end 1 has an inside diameter of 1.38 inches (3.51 cm) and an outside diameter of 1.69 inches (4.29 cm), while hose end 2 features an inside diameter of 1.5 inches (3.81 cm) and an outside diameter of 1.81 inches (4.60 cm). This single hose design is tailored to fit the cooling system requirements of select BMW vehicles, ensuring a secure and leak-free connection.

Compatible BMW Models and Applications

This radiator coolant hose is compatible with the following BMW models:

• BMW 318i
• BMW 318is
• BMW 318ti
• BMW Z3

It is intended for use in the cooling system to maintain proper engine temperature and prevent overheating by facilitating coolant flow.

Common Issues Addressed by Rein Radiator Coolant Hose

• Leaks caused by worn or damaged radiator hoses
• Coolant loss due to improper hose fitment or old quick connectors
• Overheating from restricted or deteriorated hoses
• Corrosion and damage from exposure to road salt, oil, and debris
• Extended installation time due to hose modification requirements

Installation Notes and Tips

The Rein CHR0070R hose is designed for direct replacement without the need for cutting, refitting, or adjusting. This reduces installation time and minimizes the risk of leaks caused by improper hose modifications. Ensure all old quick connectors are replaced to prevent leaks and comebacks. Verify hose end diameters match your vehicle’s specifications before installation.

Quality Assurance and Warranty

Manufactured to meet SAE J20 R4 D1 standards, the Rein radiator coolant hose CHR0070R provides reliable performance under demanding conditions. The EPDM material offers resistance to heat, oil, salt, and road debris, contributing to long service life. While specific warranty details are not provided, Rein products typically adhere to strict quality control processes to ensure durability and fitment accuracy.