Cooling Parts
Discovery 4 cooling parts for maintaining coolant circulation, temperature control and system pressure, including radiators, water pumps, expansion tanks, thermostats, hoses, pipes and related components.
Start with the engine and the section of the cooling system being repaired, then check the product page for part number, engine fitment, hose or pipe layout, electrical connections and any model-year or VIN split before ordering.
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Find the right Discovery 4 cooling parts
Cooling system parts are best selected by the section being repaired. Radiator replacement, coolant circulation, temperature control, pressure regulation and hose or pipe repairs each involve different components and fitment checks.
| Job | Best place to start | Check before ordering |
|---|---|---|
| Cooling system servicing | Antifreeze and coolant, pressure caps, seals and service parts | Coolant specification, concentration, pack size and compatibility with the existing coolant |
| Radiator and heat-exchanger replacement | Radiators, mountings, seals, hoses and associated fittings | Engine, cooling layout, pipe connections, vehicle specification and original part number |
| Coolant circulation repairs | Water pumps, gaskets, housings and related drive components | Exact engine, pump design, gasket requirements and original component reference |
| Thermostat and temperature-control repairs | Thermostats, housings, temperature sensors and sealing parts | Engine fitment, housing layout, electrical connector and original part number |
| Expansion and pressure-control repairs | Expansion tanks, pressure caps, level sensors and connecting hoses | Tank design, cap specification, sensor fitment and hose connections |
| Coolant hose and pipe replacement | Upper and lower hoses, return pipes, bleed lines, connectors and clips | Engine, hose route, connection type, fitting position and original part number |
Check cooling-system fitment before ordering
Discovery 4 cooling components can differ by engine, production point and vehicle specification. Match the part to the exact vehicle rather than relying on the general component description alone.
Engine and derivative
Confirm the exact engine and vehicle derivative before ordering radiators, pumps, thermostats, hoses or sensors.
Confirm the exact engine and vehicle derivative before ordering radiators, pumps, thermostats, hoses or sensors.
Production point
Check any stated model-year, VIN or early and later fitment split shown on the product page.
Check any stated model-year, VIN or early and later fitment split shown on the product page.
Connections and layout
Compare hose routes, pipe connections, mounting points and electrical connectors with the original component.
Compare hose routes, pipe connections, mounting points and electrical connectors with the original component.
Original part number
Use the original reference together with the vehicle and engine information where visually similar parts are available.
Use the original reference together with the vehicle and engine information where visually similar parts are available.
Genuine, OEM and aftermarket cooling parts
Individual product pages identify the brand or quality level where that information is available. Use the stated brand, part number, vehicle fitment, connections and included parts to compare cooling components before ordering.
| Part type | How it is shown on Twinwoods 4x4 |
|---|---|
| Genuine Land Rover | Genuine parts are identified as Genuine Land Rover where that status is confirmed on the product page. |
| OEM or OE-supplier | OEM and OE-supplier parts are identified where the supplier or product information supports that claim. |
| Aftermarket replacement | Aftermarket parts cover selected replacement, service and repair components where Genuine or OEM supply is not required or not stated. |
Related Discovery 4 sections
| Section | Use it for |
|---|---|
| Engine Parts | Belts, pumps, service parts and other components connected with engine repair and maintenance |
| Antifreeze & Coolant | Coolant concentrates and ready-mixed fluids for cooling-system servicing and refilling |
| Discovery 4 Parts | Return to the main vehicle section for brakes, suspension, electrical, drivetrain and exterior parts |
