20538820 Volvo FM Water Pump
525.03.0020
Summary
This heavy-duty water pump is designed for Volvo FM series trucks, including models such as the FM 400 and FM 380. It serves as a critical component within the engine cooling system to ensure optimal thermal management. Equivalent to OE Volvo 20538820.
| EAN Code | 8699031077338 |
|---|
Ready to Order
Compatible OEM Codes
-
VOLVO
- 21469157
- 21280077
- 20995158
- 20538820
Description
What does a water pump do?
This water pump serves as a vital component within the engine cooling system, responsible for circulating coolant between the engine and the radiator. By maintaining constant fluid flow, it prevents overheating and ensures the engine operates within its intended thermal range under heavy-duty conditions.Vehicle and engine compatibility
This part is specifically designed for Volvo FM series trucks, including models like the FM 340, FM 360, FM 380, FM 390, FM 400, FM 430, FM 440, and FM 480. It is also compatible with Volvo FM11 units featuring the D11B engine.Installation and maintenance
For optimal performance, technicians should inspect the pump during routine belt service. It is recommended to check for signs of coolant leakage from the weep hole or unusual bearing noise during maintenance intervals to prevent system failure.Troubleshooting and inspection
Ensure correct fitment by verifying compatibility with your specific Volvo engine configuration before installation.OE cross-reference
525.03.0020 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20538820.Other OEMs
VOLVO
- 21469157
- 21280077
- 20995158
- 20538820
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| MACK | Granite | MP7 | |
| MACK | Pinnacle | MP8 | |
| RENAULT TRUCKS | Kerax | DXi11 | |
| RENAULT TRUCKS | Magnum | DXi13 | |
| RENAULT TRUCKS | Premium | DXi11 | |
| RENAULT TRUCKS | Premium | DXi13 | |
| VOLVO | B11R | D11A | |
| VOLVO | B13R | D13B | |
| VOLVO | FH | 400 | |
| VOLVO | FH | 440 | |
| VOLVO | FH | 480 | |
| VOLVO | FH | 500 | |
| VOLVO | FH | 520 | |
| VOLVO | FH II | 380 | |
| VOLVO | FH II | 400 | |
| VOLVO | FH II | 420 | |
| VOLVO | FH II | 420 LNG | |
| VOLVO | FH II | 440 | |
| VOLVO | FH II | 460 | |
| VOLVO | FH II | 460 LNG | |
| VOLVO | FH II | 480 | |
| VOLVO | FH II | 500 | |
| VOLVO | FH II | 520 | |
| VOLVO | FH II | 540 | |
| VOLVO | FH III | 420 | |
| VOLVO | FH III | 420 AERO | |
| VOLVO | FH III | 420 AERO LNG | |
| VOLVO | FH III | 420 LNG | |
| VOLVO | FH III | 460 | |
| VOLVO | FH III | 460 AERO | |
| VOLVO | FH III | 460 AERO LNG | |
| VOLVO | FH III | 460 LNG | |
| VOLVO | FH III | 480 | |
| VOLVO | FH III | 480 AERO | |
| VOLVO | FH III | 500 | |
| VOLVO | FH III | 500 AERO | |
| VOLVO | FH III | 500 AERO LNG | |
| VOLVO | FH III | 500 LNG | |
| VOLVO | FH III | 540 | |
| VOLVO | FH III | 540 AERO | |
| VOLVO | FH13 | D13A | |
| VOLVO | FH13 | D13B | |
| VOLVO | FH13 | D13C | |
| VOLVO | FH16 | D16E | |
| VOLVO | FH16 | D16G | |
| VOLVO | FH16 II | FH 16/540 | |
| VOLVO | FH16 II | FH 16/550 | |
| VOLVO | FH16 II | FH 16/600 | |
| VOLVO | FH16 II | FH 16/610 | |
| VOLVO | FH16 II | FH 16/650 | |
| VOLVO | FH16 II | FH 16/700 | |
| VOLVO | FH16 II | FH 16/750 | |
| VOLVO | FH16 III | 550 | |
| VOLVO | FH16 III | 650 | |
| VOLVO | FH16 III | 750 | |
| VOLVO | FM | FM 300 | |
| VOLVO | FM | FM 340 | |
| VOLVO | FM | FM 360 | |
| VOLVO | FM | FM 380 | |
| VOLVO | FM | FM 390 | |
| VOLVO | FM | FM 400 | |
| VOLVO | FM | FM 430 | |
| VOLVO | FM | FM 440 | |
| VOLVO | FM | FM 480 | |
| VOLVO | FM II | FM 330 | |
| VOLVO | FM II | FM 370 | |
| VOLVO | FM II | FM 380 | |
| VOLVO | FM II | FM 400 | |
| VOLVO | FM II | FM 420 | |
| VOLVO | FM II | FM 420 LNG | |
| VOLVO | FM II | FM 430 | |
| VOLVO | FM II | FM 440 | |
| VOLVO | FM II | FM 460 | |
| VOLVO | FM II | FM 460 LNG | |
| VOLVO | FM II | FM 480 | |
| VOLVO | FM II | FM 500 | |
| VOLVO | FM II | FM 540 | |
| VOLVO | FM III | 420 LNG | |
| VOLVO | FM III | 460 LNG | |
| VOLVO | FM III | 500 LNG | |
| VOLVO | FM11 | D11A | |
| VOLVO | FM11 | D11B | |
| VOLVO | FM13 | D13A | |
| VOLVO | FM13 | D13B | |
| VOLVO | FM13 | D13C | |
| VOLVO | FM9 | FM 9/260 | |
| VOLVO | FM9 | FM 9/300 | |
| VOLVO | FM9 | FM 9/340 | |
| VOLVO | FM9 | FM 9/380 | |
| VOLVO | FMX | D11B | |
| VOLVO | FMX | D13C | |
| VOLVO | FMX | 400 | |
| VOLVO | FMX | 440 | |
| VOLVO | FMX | 480 | |
| VOLVO | FMX II | 330 | |
| VOLVO | FMX II | 370 | |
| VOLVO | FMX II | 380 | |
| VOLVO | FMX II | 400 | |
| VOLVO | FMX II | 420 | |
| VOLVO | FMX II | 430 | |
| VOLVO | FMX II | 440 | |
| VOLVO | FMX II | 460 | |
| VOLVO | FMX II | 480 | |
| VOLVO | FMX II | 500 | |
| VOLVO | FMX II | 520 | |
| VOLVO | FMX II | 540 | |
| VOLVO | FMX III | 420 LNG | |
| VOLVO | FMX III | 460 LNG | |
| VOLVO | TAD1341-1345VE | D13 | |
| VOLVO | VHD | D13 | |
| VOLVO | VNL | D13 |
FAQ
What is the function of this water pump?
The water pump circulates coolant through the engine block and radiator to maintain stable operating temperatures in heavy commercial vehicles.
Which Volvo models is this compatible with?
This component is designed for various Volvo FM models including the FM 340 through FM 480, as well as the Volvo FM11 with D11B engines.
How can I identify a failing water pump?
Common indicators include coolant leaks from the weep hole, unusual mechanical noise from the bearing, or signs of engine overheating.
When should I replace the water pump?
It is best practice to inspect or replace the water pump during scheduled timing belt or alternator belt service to prevent system breakdown.
What are the OE reference numbers of this part?
525.03.0020 directly replaces Volvo OE number 20538820.