Dayco 71856 Radiator Coolant Hose - Upper, Upper - Pipe To Engine or Upper - Pipe To Radiator

Overview of Dayco Curved Radiator Hose 71856

The Dayco Curved Radiator Hose 71856 is designed to provide reliable coolant flow for select Chevrolet, Geo, GMC, Pontiac, and Suzuki vehicles. Engineered with durable EPDM material, this radiator coolant hose ensures consistent performance under typical engine operating conditions.

• Constructed from EPDM material for heat and chemical resistance
• Black color with a single inside diameter of 1 1/16 inches on both ends
• Complies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height measures 9 1/4 inches for precise fitment
• Designed as a single inside diameter hose without heat shield or protective sleeve

Dayco Curved Radiator Hose Product Line Details

The Curved Radiator Hose line by Dayco focuses on delivering hoses shaped to accommodate specific engine bay layouts, reducing stress and improving coolant flow efficiency. The 71856 part is part of this line, offering a curved design that fits the cooling systems of various compact SUVs and trucks, including the Chevrolet Tracker and Suzuki Samurai.

Detailed Product Description

This radiator coolant hose features EPDM construction, known for its resistance to heat, ozone, and coolant chemicals, making it suitable for long-term use in automotive cooling systems. Both ends have an inside diameter of 1 1/16 inches, ensuring compatibility with corresponding radiator and engine fittings. The hose does not include a heat shield or protective sleeve, which is typical for applications where additional external protection is not required. Its 9 1/4 inch trunk height supports proper routing within the engine compartment, minimizing kinks and potential flow restrictions.

Compatible Vehicles and Common Applications

• Chevrolet Tracker radiator coolant replacement
• Geo Sidekick cooling system hose repair
• GMC Sonoma radiator hose maintenance
• Pontiac Sunrunner coolant hose replacement
• Suzuki Samurai and X-90 radiator hose fitment

Installation Notes and Tips

• Ensure the engine is cool before removing the old hose to prevent burns
• Check hose clamps and replace if worn to maintain a secure seal
• Verify the hose routing matches the original to avoid interference with other components
• Inspect surrounding components for wear or damage during installation

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 71856 to meet SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring compliance with industry requirements for coolant hoses. While specific warranty details are not provided, Dayco products typically undergo rigorous quality control to maintain durability and performance in automotive cooling systems.