Gates 25300 Radiator Coolant Hose - Lower or Upper

Reliable Radiator Coolant Hose for Select GM and Chrysler Vehicles

The Gates Flexible Coolant Hose (Standard) part number 25300 is engineered to provide dependable coolant flow for various Cadillac, Chevrolet, Chrysler, Dodge, Jeep, and Oldsmobile models. Designed with durable EPDM and steel materials, this radiator coolant hose ensures consistent performance and longevity in your vehicle's cooling system.

• Constructed from EPDM rubber and reinforced steel for durability
• End 1 inside diameter: 1.25 inches (32 mm)
• End 2 inside diameter: 1.5 inches (38 mm)
• Centerline length of 12 inches (305 mm) for precise fitment
• Non-molded, flexible design for ease of installation

About the Gates Flexible Coolant Hose (Standard) Product Line

The Flexible Coolant Hose (Standard) line by Gates offers a range of radiator hoses designed to meet OEM specifications for various vehicle makes and models. This product line focuses on providing flexible, reliable coolant hoses made from quality materials like EPDM and steel reinforcement, ensuring resistance to heat, pressure, and coolant chemicals. Part number 25300 is a representative example, tailored for specific GM and Chrysler vehicles requiring precise hose dimensions and durability.

Product Details and Specifications

This radiator coolant hose features a dual-diameter design with one end measuring 1.25 inches (32 mm) inside diameter and the other end 1.5 inches (38 mm), accommodating specific radiator and engine connections. The 12-inch (305 mm) centerline length allows for proper routing within the engine bay. The EPDM rubber construction offers excellent resistance to heat, ozone, and coolant fluids, while the steel reinforcement provides structural integrity under pressure. The hose is not molded, which allows for some flexibility during installation and fitment adjustments.

Compatible Vehicles and Common Applications

• Cadillac Fifth Avenue and New Yorker
• Chevrolet Cavalier and LUV
• Chrysler LeBaron and Town & Country
• Dodge Aspen and Firenza
• Jeep Cherokee and Comanche
• Oldsmobile Cimarron

This hose is designed to replace worn or damaged radiator coolant hoses in these models, ensuring proper coolant circulation and engine temperature regulation.

Issues Addressed by This Radiator Coolant Hose

• Coolant leaks caused by cracked or brittle hoses
• Overheating due to restricted or collapsed hoses
• Swelling or soft spots from chemical degradation
• Improper fitment leading to coolant loss
• Wear from heat and pressure cycling in the cooling system

Installation Notes and Tips

Before installation, ensure the engine is cool and the cooling system is depressurized. Verify hose dimensions against the original part to confirm fitment. Use appropriate clamps to secure the hose ends without over-tightening, which can damage the hose. Inspect adjacent components for wear or damage during replacement. The flexible, non-molded design allows for slight adjustments during installation to achieve a proper seal.

Quality Assurance and Warranty

Gates manufactures this radiator coolant hose to meet or exceed OEM standards for material quality and dimensional accuracy. The use of EPDM and steel reinforcement ensures resistance to heat, pressure, and coolant chemicals. While specific warranty details are not provided, Gates products typically come with a limited warranty against defects in materials and workmanship, supporting reliable performance in compatible Cadillac, Chevrolet, Chrysler, Dodge, Jeep, and Oldsmobile vehicles.