Gates 52403 Radiator Coolant Hose - Upper

Overview

Gates 52403 is a molded radiator coolant hose built for specific cooling-system applications. It uses EPDM and plastic construction and follows OEM-style requirements with integrated components where needed for the application.

Key Features

• Molded coolant hose construction for application-specific routing.
• EPDM and plastic materials for cooling-system service.
• Integrated branch design with a female quick connector.
• Built to match essential OE-style components in the hose assembly.
• Gates Molded Coolant Hose line for targeted replacement fitment.

Detailed Description

This Gates radiator coolant hose, part number 52403, is engineered for vehicles that require a molded upper hose with integrated branch features. The design includes a branch quantity of one and a female quick connector, along with application-specific end sizes and centerline length to match the original routing. Gates 52403 is part of the Molded Coolant Hose line, which focuses on replacement hoses built to the same functional layout as the original assembly.

Fits 2018-2023 Volkswagen Atlas, upper. Fits 2020-2023 Volkswagen Atlas Cross Sport, upper. This part cross-references 3QF122101G and F12183 for the same application.

What It Solves

• Cracked or leaking molded coolant hose assemblies.
• Incorrect hose routing in the upper cooling circuit.
• Failed branch or connector sections in the hose assembly.
• Cooling-system service needs where OE-style hose geometry is required.

Installation Notes and Tips

Verify hose routing, connector style, and end dimensions before installation. Confirm the upper position and application-specific fitment for the vehicle. Inspect adjoining cooling-system components for wear or damage before replacing the hose.

Quality Assurance

Gates is a recognized supplier in the modular coolant hose segment, and this hose is manufactured to fit specific applications with OE-style integrated components.