Corteco 80000030 Radiator Coolant Hose O-Ring

Reliable Radiator Coolant Hose O-Ring for BMW Vehicles

The Corteco 80000030 radiator coolant hose O-ring is designed to provide a secure and leak-free seal in the cooling system of various BMW models. Manufactured from durable EPDM material, this round O-ring ensures consistent performance and resistance to heat and coolant fluids.

• Material: EPDM for high heat and chemical resistance
• Shape: Round cross-section for optimal sealing
• Inner Diameter: 20 mm for precise fitment
• Height: 3 mm ensuring proper compression and sealing
• Compatible with multiple BMW models including 320i, 328i, X3, and Z4

Technical Details and Material Benefits

The Corteco 80000030 O-ring is crafted from EPDM (ethylene propylene diene monomer), a synthetic rubber known for its excellent resistance to heat, ozone, and coolant chemicals. Its round shape and 3 mm height provide a reliable seal within the radiator coolant hose assembly, preventing leaks and maintaining system pressure. The 20 mm inner diameter matches OEM specifications for a precise fit on compatible BMW radiator hoses.

Compatible BMW Models and Applications

This radiator coolant hose O-ring is compatible with a range of BMW vehicles, including the 320i, 323Ci, 325i, 328i, 330i, 525i, 528i, 530i, X3, X5, Z3, and Z4 models. It is specifically designed to replace worn or damaged O-rings in the cooling system, ensuring proper sealing and preventing coolant loss.

• Prevents coolant leaks in radiator hose connections
• Maintains optimal cooling system pressure
• Reduces risk of overheating due to coolant loss
• Eliminates potential contamination from external debris
• Restores OEM sealing performance in BMW cooling systems

Installation Notes and Tips

When installing the Corteco 80000030 O-ring, ensure the mating surfaces are clean and free of debris or old sealant. Lubricate the O-ring lightly with coolant or a compatible lubricant to ease installation and prevent damage. Verify the O-ring is seated evenly within the hose connection to avoid leaks. This part is intended for professional installation or experienced DIY technicians familiar with BMW cooling systems.

Quality Assurance and Warranty

Corteco manufactures the 80000030 O-ring to meet strict OEM standards for durability and performance. The EPDM material is tested for resistance to heat and coolant exposure, ensuring long service life. While specific warranty details may vary, Corteco products typically come with a limited warranty against manufacturing defects, providing confidence in the part’s reliability.