20744939 Volvo FMX D11B Water Pump
525.03.0006
Summary
This high-strength water pump is designed for heavy commercial vehicle cooling systems, specifically compatible with Volvo FMX and FM models featuring D11B engines. It ensures reliable coolant circulation to maintain optimal engine operating temperatures. Equivalent to OE Volvo 20744939.
| EAN Code | 8699031077178 |
|---|
Ready to Order
Compatible OEM Codes
-
VOLVO
- 85020085
- 85003708
- 85003125
- 85000486
- 85000347
- 3801418
- 3801102
- 22197705
- 21468472
- 21468471
- 21228793
- 21221878
- 21218878
- 20744939
- 20538845
- 20451516
Description
What does a water pump do?
This water pump serves as a critical component within the engine cooling system, responsible for circulating coolant between the engine block and the radiator. By maintaining steady flow, it prevents overheating in heavy-duty commercial vehicles during intense operation.Vehicle and engine compatibility
The unit is engineered to fit Volvo FMX models with D11B engines, as well as a wide range of Volvo FM variants including the FM 480, FM 440, FM 380, FM 340, FM 300, FM 400, FM 360, FM 390, and FM 430. This ensures precise fitment for various fleet applications.Installation and maintenance
For optimal performance, technicians should inspect the pump during routine belt services. When replacing this component, it is recommended to check the condition of the housing and seals to ensure a leak-free installation. Proper maintenance prevents bearing play and coolant leakage from the weep hole.Troubleshooting and selection
Always verify compatibility using the engine code and chassis number before installation to ensure correct flange alignment and internal diameter matching.OE cross-reference
525.03.0006 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20744939.Other OEMs
VOLVO
- 85020085
- 85003708
- 85003125
- 85000486
- 85000347
- 3801418
- 3801102
- 22197705
- 21468472
- 21468471
- 21228793
- 21221878
- 21218878
- 20744939
- 20538845
- 20451516
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| MACK | Anthem | MP8 | |
| MACK | Granite | MP7 | |
| MACK | Pinnacle | MP8 | |
| RENAULT TRUCKS | C | DTI13 | |
| RENAULT TRUCKS | K | DTI11 | |
| RENAULT TRUCKS | Kerax | DXi11 | |
| RENAULT TRUCKS | Magnum | DXi13 | |
| RENAULT TRUCKS | Premium | DXi11 | |
| RENAULT TRUCKS | Premium | DXi13 | |
| RENAULT TRUCKS | T | DTI13 | |
| VOLVO | B11R | D11A | |
| VOLVO | B11R | D11K | |
| VOLVO | B13R | D13B | |
| VOLVO | B13R | D13K | |
| VOLVO | B9L | D9B | |
| VOLVO | B9R | D9B | |
| VOLVO | B9TL | D9B | |
| VOLVO | FE | D9B | |
| VOLVO | FH | 400 | |
| VOLVO | FH | 440 | |
| VOLVO | FH | 480 | |
| VOLVO | FH | 500 | |
| VOLVO | FH | 520 | |
| VOLVO | FH (FH4/FH5) | D11K | |
| VOLVO | FH (FH4/FH5) | D13K | |
| 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 | D16K | |
| 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 | D11K | |
| VOLVO | FM | D13K | |
| 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 | D9A | |
| VOLVO | FM9 | D9B | |
| 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 | D11K | |
| VOLVO | FMX | D13C | |
| VOLVO | FMX | D13K | |
| 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 | TAD1140-1172VE | D9 | |
| VOLVO | TAD1341-1345VE | D13 | |
| VOLVO | TAD1350-1360VE | D13 | |
| VOLVO | VHD | D13 | |
| VOLVO | VNL | D13 |
FAQ
What is the function of this water pump?
This component circulates coolant through the engine cooling system to regulate temperatures and prevent engine overheating.
Which engines is this compatible with?
This part is specifically designed for Volvo FMX models equipped with D11B engines and various Volvo FM series models.
How can I identify if a water pump needs replacement?
Technicians should look for signs such as coolant leaking from the weep hole, unusual bearing noise, or excessive play in the shaft.
When should I replace the water pump?
It is recommended to inspect or renew the water pump during scheduled timing belt or alternator belt service intervals.
What are the OE reference numbers of this part?
525.03.0006 directly replaces Volvo OE number 20744939.