Gates 21782 Radiator Coolant Hose - Upper

Overview of Gates Molded Coolant Hose 21782

The Gates Molded Coolant Hose 21782 is designed specifically for Mercedes-Benz 190E and 260E models. Constructed from durable EPDM material, this radiator coolant hose ensures reliable performance in your vehicle's cooling system.

• Made from high-quality EPDM for heat and chemical resistance
• Molded design for precise fit and durability
• End 1 inside diameter: 1.19 inches (30 mm)
• End 2 inside diameter: 1.5 inches (38 mm)
• Centerline length: 9.6 inches (244 mm)
• Contains no internal spring for flexibility
• Compatible with Mercedes-Benz 190E and 260E models

Detailed Product Description

The Gates Molded Coolant Hose 21782 is engineered to meet the specific cooling requirements of Mercedes-Benz 190E and 260E vehicles. Its EPDM construction offers excellent resistance to heat, ozone, and coolant chemicals, which helps maintain hose integrity under demanding engine conditions. The molded design ensures a precise fit, reducing the risk of leaks and improving coolant flow efficiency. With an inside diameter of 1.19 inches (30 mm) on one end and 1.5 inches (38 mm) on the other, along with a centerline length of 9.6 inches (244 mm), this hose is tailored to fit the OEM specifications for these Mercedes-Benz models.

The Molded Coolant Hose product line by Gates focuses on delivering hoses that are pre-formed to exact shapes, eliminating the need for bending or shaping during installation. This reduces installation time and potential damage caused by improper hose routing. The 21782 part number is part of this line, ensuring consistent quality and fitment for your vehicle's cooling system.

Common Applications and Issues Addressed

• Replacement of worn or cracked radiator coolant hoses in Mercedes-Benz 190E and 260E
• Prevention of coolant leaks due to hose degradation
• Restoration of proper coolant flow to avoid engine overheating
• Elimination of hose collapse or kinking that can restrict coolant circulation
• Addressing hose swelling or softening caused by chemical exposure

Installation Notes and Tips

• Ensure the engine is cool before removing the old hose to prevent burns
• Inspect hose clamps and replace if corroded or damaged
• Verify the correct orientation of the molded hose before installation
• Use proper tools to avoid damaging the hose or fittings during installation
• Check for leaks after installation by running the engine and monitoring coolant flow

Quality Assurance and Warranty

Gates Molded Coolant Hose 21782 is manufactured to meet strict quality standards for durability and performance. The EPDM material and molded construction provide resistance to heat, pressure, and chemical exposure typical in automotive cooling systems. While specific warranty details are not provided, Gates products generally come with a limited warranty against defects in material and workmanship. For exact warranty terms, please refer to Gates or your parts provider documentation.