Gates 51601 HVAC Heater Hose - Radiator Air Vent

Gates Molded Coolant Hose for Land Rover Cooling Systems

The Gates 51601 molded coolant hose is built for specific Land Rover cooling-system routing, with OE-style molded construction and integrated branch design. It is made from EPDM and plastic for use in the radiator air vent circuit on select Land Rover LR3 and Range Rover Sport models.

Key Features

• Gates Molded Coolant Hose, part number 51601
• OE-style modular hose design with an integrated branch
• EPDM and plastic construction for coolant-system service
• End sizes include 13 mm and 10 mm connections
• Centerline length measures 864 mm
• Direct-fit routing for radiator air vent applications
• Cross-reference: Genuine PCH500153

Product Details

Gates 51601 is part of the Molded Coolant Hose line, a product family focused on application-specific coolant hose assemblies that mirror original equipment routing and integrated components. This hose is engineered for the radiator air vent position and uses a molded branch layout to match the factory configuration on the vehicle. For buyers searching for a Land Rover LR3 coolant hose or a Range Rover Sport radiator air vent hose, this part number provides the correct OE-style shape and connection sizing for the listed applications.

Compatible With 2005-2009 Land Rover LR3, Radiator Air Vent. Compatible With 2006-2009 Land Rover Range Rover Sport, Radiator Air Vent. The Gates 51601 is also referenced by Genuine PCH500153 and Rein CHE0513 for the same application.

Common Problems This Hose Can Address

• Cracked or hardened coolant hose material
• Coolant seepage at molded hose sections or branch points
• Incorrect hose routing after replacement repairs
• Air vent hose deterioration in the radiator circuit
• Fitment issues caused by non-matching hose shape or connector layout

Installation Notes and Tips

Verify the hose routing, end diameters, and branch orientation against the original part before installation. Inspect adjoining plastic fittings, clamps, and mating surfaces for wear or damage, and replace any compromised components as needed. Confirm the vehicle application by model year and radiator air vent position on the Land Rover LR3 or Range Rover Sport before final assembly.

Quality Assurance

Gates is a recognized aftermarket supplier of modular coolant hose assemblies, and this hose is manufactured to application-specific OE-style specifications with integrated components where required by the design.