OE Quality
60-Day Returns

Dayco 72852 Radiator Coolant Hose - Upper
Dayco 72852 Curved Radiator Hose Overview
Dayco 72852 is a branched upper radiator coolant hose built for specific Land Rover cooling system applications. It is formed from EPDM rubber and shaped as a curved hose assembly to match the routing used on the vehicle.
Compatible with 2005-2009 Land Rover LR3, upper, and 2006-2009 Land Rover Range Rover Sport, upper, this radiator hose supports the coolant path between engine and radiator components. The Dayco Curved Radiator Hose line focuses on application-specific hose geometry for direct replacement service.
Key Features
- Part number: 72852
- Brand: Dayco Curved Radiator Hose
- Material: EPDM rubber
- Color: Black
- Branched hose design for multi-leg coolant routing
- Upper radiator coolant hose assembly
- End sizes: 1 3/8 in., 1 9/16 in., and 3/4 in. inside diameter
- Built to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
Detailed Description
Dayco 72852 is a curved radiator coolant hose engineered for upper cooling system routing on select Land Rover models. The EPDM construction is suited for coolant service, while the branched layout and molded shape help match the original hose path in the engine bay. This part number 72852 is listed for the 2005-2009 Land Rover LR3 and the 2006-2009 Land Rover Range Rover Sport, both in the upper position.
For buyers searching for a Land Rover LR3 upper radiator hose, Range Rover Sport upper coolant hose, or a Dayco 72852 replacement hose, this assembly provides the correct branched configuration and SAE-rated construction for the specified applications.
What This Hose Helps Address
- Cracked or split radiator hose material
- Coolant leaks at a branched hose assembly
- Softening or deterioration from heat and age
- Incorrect hose routing after replacement
- Loss of cooling-system integrity at the upper hose location
Installation Notes and Tips
Verify the vehicle year, model, and upper hose routing before installation. Compare the hose end diameters and molded shape to the original part to confirm proper fitment on the Land Rover LR3 or Range Rover Sport application. Inspect adjoining clamps, fittings, and coolant connections for wear before reassembly, and refill the cooling system with the correct coolant after installation.
Quality Assurance
Dayco manufactures this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC standards for radiator coolant service. The EPDM construction and application-specific molded design support consistent replacement fitment for the listed Land Rover applications.
| Brand | Dayco |
| Part Number | 72852 |
| Position | Curved Radiator Hose, Upper |
| Material | Epdm |
| Color | Black |
| End 1 Inside Diameter | 1 3/8 |
| End 2 Inside Diameter | 1 9/16 |
| End 3 Inside Diameter | 3/4 |
| Contains Heat Shield | N |
| Contains Protective Sleeve | N |
| End 1 Outside Diameter | 1 5/8 |
| End 2 Outside Diameter | 1 29/32 |
| End 3 Outside Diameter | 3/4 |
| Hose Type | Branched hose |
| SAE Specification | Sae j20r4 class d-1, sae j1684 type ec |
| Trunk Height | 12 1/2 |
This part fits 9 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2009 | Land Rover | LR3 | 4.4L | V8 | Upper | Radiator Coolant Hose - Complete Assembly; Curved Radiator Hose |
| 2009 | Land Rover | Range Rover Sport | 4.4L | V8 | Upper | Radiator Coolant Hose - Complete Assembly; Curved Radiator Hose |
| 2008 | Land Rover | LR3 | 4.4L | V8 | Upper | Radiator Coolant Hose - Complete Assembly; Curved Radiator Hose |
| 2008 | Land Rover | Range Rover Sport | 4.4L | V8 | Upper | Radiator Coolant Hose - Complete Assembly; Curved Radiator Hose |
| 2007 | Land Rover | LR3 | 4.4L | V8 | Upper | Radiator Coolant Hose - Complete Assembly; Curved Radiator Hose |
| 2007 | Land Rover | Range Rover Sport | 4.4L | V8 | Upper | Radiator Coolant Hose - Complete Assembly; Curved Radiator Hose |
| 2006 | Land Rover | LR3 | 4.4L | V8 | Upper | Radiator Coolant Hose - Complete Assembly; Curved Radiator Hose |
| 2006 | Land Rover | Range Rover Sport | 4.4L | V8 | Upper | Radiator Coolant Hose - Complete Assembly; Curved Radiator Hose |
| 2005 | Land Rover | LR3 | 4.4L | V8 | Upper | Radiator Coolant Hose - Complete Assembly; Curved Radiator Hose |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.