Gates 24539 Radiator Coolant Hose - Lower

Reliable Radiator Coolant Hose for Mazda CX-9

The Gates Molded Coolant Hose 24539 is designed specifically for the Mazda CX-9, providing a durable and precise fit for your vehicle's cooling system. Engineered with quality materials, this radiator coolant hose ensures efficient coolant flow and system reliability.

• Constructed from EPDM and plastic for heat and chemical resistance
• Molded design for exact fit and secure connections
• End 1 inside diameter: 1.31 inches (33 mm)
• End 2 inside diameter: 1.44 inches (37 mm)
• Centerline length: 27.53 inches (699 mm)
• Contains no springs or quick connect fittings
• Compatible with Mazda CX-9 cooling systems

About the Gates Molded Coolant Hose Product Line

The Molded Coolant Hose line by Gates focuses on precision-molded radiator hoses that match OEM specifications for fit and performance. This product line uses high-quality EPDM rubber and plastic materials to resist heat, pressure, and coolant chemicals, ensuring long-lasting service life. The molded construction eliminates the need for multiple hose segments, reducing potential leak points and simplifying installation.

Product Details and Specifications

The Gates Molded Coolant Hose part number 24539 features a molded design with no springs or quick connect fittings, providing a straightforward replacement hose for the Mazda CX-9. The hose has two different inside diameters at each end—1.31 inches (33 mm) and 1.44 inches (37 mm)—to match the radiator and engine connections precisely. With a centerline length of 27.53 inches (699 mm), this hose fits the cooling system layout without modification. The EPDM and plastic materials offer resistance to heat, ozone, and coolant fluids, maintaining hose integrity under normal operating conditions.

Common Applications and Problem Solving

• Replacement for cracked or leaking radiator coolant hoses on Mazda CX-9
• Addresses coolant leaks caused by hose deterioration or swelling
• Prevents overheating issues related to compromised coolant flow
• Restores proper coolant circulation in the radiator system
• Eliminates fitment problems with a molded, OEM-style hose

Installation Notes and Tips

Ensure the engine is cool before removing the old radiator hose to avoid burns. Inspect hose connections and clamps for wear and replace if necessary. The molded design of the Gates 24539 hose allows for direct installation without modification. Verify the hose orientation matches the original to maintain proper coolant flow. Tighten clamps securely to prevent leaks but avoid over-tightening, which can damage the hose.

Quality Assurance and Warranty

Gates Molded Coolant Hose 24539 is manufactured to meet or exceed OEM standards for durability and performance. The use of EPDM and plastic materials ensures resistance to heat and coolant chemicals. While specific warranty details are not provided, Gates products typically come with a limited warranty against defects in materials and workmanship when used as intended.