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Gates 51746 HVAC Heater Hose - Thermostat To Heater
| Brand | Gates 51746 |
|---|---|
| Position | Thermostat To Heater |
| Material | Epdm, plastic |
| End 1 Inside Diameter | .6 |
| End 1 Inside Diameter | 15 |
| End 2 Inside Diameter | .75 |
| End 2 Inside Diameter | 19 |
| Contains Spring | No |
| Centerline Length | 21.25 |
| Centerline Length | 25 |
| Centerline Length | 550 |
| End 3 Inside Diameter | 1 |
| Branch Quantity | 1 |
| 9839 | Yes |
| 9845 | 1 |
| 9940 | Yes |
| 9942 | Branch, female quick connector |
| Product line | Molded Coolant Hose |
| Fits | Hummer · 5 vehicles |
OE-style assembly. Built for application-specific coolant hose routing and integrated connection points.
Molded construction. EPDM and plastic materials follow the required hose path with formed fit.
Part number 51746. Easy identification for matching the correct coolant hose assembly.
Cross-references Gates 51746, 15058002 and F11286 for the same application. See all 3.
Overview
The Gates 51746 molded coolant hose is built for specific applications that require an OE-style hose assembly with integrated components. It uses EPDM and plastic construction and is shaped to match the routing and connection points needed for the cooling system.
Compatible With 2003-2007 Hummer H2, thermostat to heater routing. The Gates Molded Coolant Hose line focuses on application-specific assemblies that mirror OEM-style layouts, including branches and quick-connect features where required.
Key Features
- EPDM and plastic construction for coolant system service.
- Molded shape follows the required hose path.
- Integrated branch and quick-connector design where specified.
- Application-specific fitment for direct replacement use.
- Part number 51746 for easy identification.
Detailed Description
Gates 51746 is a molded HVAC heater hose assembly for the cooling circuit, engineered for vehicles that use a formed hose with integrated connection features. The design reflects OEM-style requirements by combining the hose body with application-specific elements such as branches and a female quick connector when specified by the application. For buyers searching for a Hummer H2 heater hose replacement, this part number 51746 provides a direct match to the listed thermostat-to-heater routing.
This part cross-references Monroe Shocks & Struts (e.g., 15058002, F11286) for the same application.
What It Is Used For
- Replacing a cracked or leaking molded heater hose.
- Restoring coolant flow between thermostat and heater circuit points.
- Addressing fitment issues caused by damaged quick-connect ends.
- Correcting hose routing problems from a misshaped or collapsed hose.
- Matching an OE-style formed hose assembly on the Hummer H2.
Installation Notes and Tips
Verify the hose routing, connector style, and end diameters before installation. Confirm the application against the vehicle’s cooling system layout, since molded hoses are built to specific configurations. Use the listed part number 51746 to match the correct assembly for the Hummer H2.
Quality Assurance
Gates is a recognized aftermarket supplier in modular coolant hose assemblies, and this molded hose is manufactured to application-specific specifications with OE-style integrated components.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2007 | Hummer | H2 | 6.0L | V8 | GAS | Thermostat To Heater | Molded Coolant Hose |
| 2006 | Hummer | H2 | 6.0L | V8 | GAS | Thermostat To Heater | Molded Coolant Hose |
| 2005 | Hummer | H2 | 6.0L | V8 | GAS | Thermostat To Heater | Molded Coolant Hose |
| 2004 | Hummer | H2 | 6.0L | V8 | GAS | Thermostat To Heater | Molded Coolant Hose |
| 2003 | Hummer | H2 | 6.0L | V8 | GAS | Thermostat To Heater | Molded Coolant Hose |
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