Gates 51368 Radiator Coolant Hose - Lower

Gates 51368 Molded Coolant Hose Overview

The Gates 51368 molded coolant hose is a direct-fit radiator coolant hose for select BMW applications. Built with EPDM, plastic, and steel, it follows OEM-style routing and integrates the quick-connect features needed for the listed vehicles.

Compatible with 2011-2015 BMW 135i, 135is, 335i, 335i xDrive, and X1 lower coolant hose applications, this molded hose supports a precise fit in the engine cooling system. Gates Molded Coolant Hose 51368 is engineered for vehicles that use factory-style modular hose assemblies.

Key Features

• Gates Molded Coolant Hose, part number 51368
• Radiator coolant hose for lower cooling system routing
• EPDM, plastic, and steel construction
• Molded design for application-specific fitment
• Modular hose assembly with 2 female quick connectors
• Centerline length: 25 in. (635 mm)
• End 1 inside diameter: 1.13 in. (29 mm)
• End 2 inside diameter: 1.13 in. (29 mm)

Product Details

Gates Molded Coolant Hose 51368 is part of the Gates modular coolant hose line, which is built for vehicles that use integrated OE-style components such as quick-connect fittings and molded hose routing. This lower radiator coolant hose is shaped for the specified BMW fitments and uses two female quick connectors to match the factory-style connection points. If you are replacing a worn BMW X1 lower coolant hose or servicing a BMW 335i lower radiator hose, this part number provides the correct molded configuration for the application.

This part cross-references Dayco 73092 for the same application.

Common Problems This Hose Can Address

• Coolant leakage from a cracked or aged lower radiator hose
• Improper fit from a universal hose replacement
• Damaged quick-connect ends on the original hose assembly
• Cooling system service on BMW models with molded modular hose routing
• Restoring factory-style coolant flow path in the lower hose circuit

Installation Notes

Confirm the vehicle’s lower hose routing, connector style, and end diameters before installation. Inspect the mating quick-connect fittings, seals, and adjacent cooling system components for wear or contamination, and replace any damaged parts before reassembly. Proper coolant refill and bleeding procedures are important after hose replacement to help maintain stable cooling system operation.

Quality Assurance

Gates is a recognized automotive aftermarket supplier in modular coolant hose assemblies and produces application-specific hoses that follow OEM-style specifications for integrated components and fitment.