Rein CHR0860 Radiator Coolant Hose - Upper - Radiator To Engine

Reliable Radiator Coolant Hose for BMW Models

The Rein CHR0860 radiator coolant hose is designed to provide a dependable replacement solution for select BMW vehicles. Engineered to meet standard replacement specifications, this black coolant hose ensures proper fit and function for your BMW 230i, 330i, and 430i models.

• Standard replacement grade for consistent performance
• Black color for a clean, professional appearance
• End 1 inside diameter: 36.58 mm
• End 2 inside diameter: 30.99 mm
• Compatible with multiple BMW 2 Series, 3 Series, and 4 Series models

Product Details and Specifications

The Rein CHR0860 radiator coolant hose is manufactured to meet OEM standards, ensuring reliable coolant flow and engine temperature regulation. The hose features two different inside diameters—36.58 mm on one end and 30.99 mm on the other—to match the specific connections in the cooling system of compatible BMW vehicles. Its black finish provides durability and resistance to heat and pressure commonly found in automotive cooling systems.

Compatible BMW Models

• BMW 230i and 230i xDrive
• BMW 330i, 330i GT xDrive, and 330i xDrive
• BMW 430i, 430i Gran Coupe, 430i xDrive, and 430i xDrive Gran Coupe

Common Issues Addressed by This Radiator Coolant Hose

• Coolant leaks due to cracked or worn hoses
• Overheating caused by restricted coolant flow
• Swelling or softening of old hoses under heat stress
• Preventing coolant contamination from hose deterioration
• Maintaining proper engine temperature regulation

Installation Notes and Tips

Ensure the engine is cool before removing the old radiator coolant hose to avoid burns. Inspect all hose clamps and replace if necessary to secure the new hose properly. Verify that the hose diameters match the vehicle’s cooling system connections—36.58 mm on one end and 30.99 mm on the other—to ensure a proper fit. After installation, check for leaks and confirm coolant levels are adequate.

Quality Assurance and Warranty

Rein manufactures the CHR0860 radiator coolant hose to meet standard replacement quality requirements. While specific warranty details are not provided, Rein products typically adhere to industry standards for durability and performance. Using this hose helps maintain the integrity of your BMW’s cooling system and supports consistent engine operation.