3765 Views Updated 27 September 2026

1787123 Scania 4 - series Water Pump

525.04.0006

Summary

Engine water pump specifically designed for Scania 4 - series trucks equipped with DSC 12 engines. This heavy-duty component ensures precise coolant circulation within the engine cooling system to maintain optimal operating temperatures. Equivalent to OE Scania 1787123.

Product identifiers
EAN Code	8699031077437

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Compatible OEM Codes

SCANIA
- 570965
- 570964
- 570959
- 1789522
- 1787123
- 1787120
- 1546188
- 1533783

Description

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, ensuring the continuous circulation of coolant between the engine block and the radiator. By utilizing a high-strength impeller and robust internal seals, it maintains the necessary pressure to prevent engine overheating during heavy-duty operations.

Vehicle and engine compatibility

This specific unit is compatible with Scania 4 - series trucks, including models such as the 124 L, 124 G, 124 C, and T 124 variants. It is specifically engineered for use with DSC 12 engines to ensure exact fitment and reliable performance across various configurations like the 124 L/360 or T 124 G/400.

Maintenance and installation

For optimal performance, technicians should inspect the pump during routine cooling system maintenance. It is recommended to check for signs of coolant leakage from the weep hole or unusual bearing noise. Replacing the pump alongside the belt service helps prevent sudden engine overheating caused by seal fatigue.

Troubleshooting guidance

Check the compatibility list.

OE cross-reference

525.04.0006 (Water Pump Water Pumps) is the equivalent of the Scania OE number. This part directly replaces Scania OE number 1787123.

Other OEMs

SCANIA

570965
570964
570959
1789522
1787123
1787120
1546188
1533783

Compatible Vehicles

Compatible Vehicles
Brand	Model	Model Type	Engine
SCANIA	4 - series	114 C/330	DC 11
SCANIA	4 - series	114 C/340	DC 11
SCANIA	4 - series	114 C/340	DSC 11
SCANIA	4 - series	114 C/360	DSC 11
SCANIA	4 - series	114 C/380	DC 11
SCANIA	4 - series	114 G/320	DSC 11
SCANIA	4 - series	114 G/330	DC 11
SCANIA	4 - series	114 G/340	DC 11
SCANIA	4 - series	114 G/340	DSC 11
SCANIA	4 - series	114 G/380	DC 11
SCANIA	4 - series	114 L/330	DC 11
SCANIA	4 - series	114 L/340	DC 11
SCANIA	4 - series	114 L/340	DSC 11
SCANIA	4 - series	114 L/380	DC 11
SCANIA	4 - series	114C 260 CNG	OSC 11
SCANIA	4 - series	114G 260	OSC 11
SCANIA	4 - series	114G 260 CNG	OSC 11
SCANIA	4 - series	114L 260 CNG	OSC 11
SCANIA	4 - series	124 /G420	DC 12
SCANIA	4 - series	124 /G420	DSC 12
SCANIA	4 - series	124 C/360	DSC 12
SCANIA	4 - series	124 C/400	DC 12
SCANIA	4 - series	124 C/400	DSC 12
SCANIA	4 - series	124 C/420	DC 12
SCANIA	4 - series	124 C/420	DSC 12
SCANIA	4 - series	124 C/440	DT 12
SCANIA	4 - series	124 C/470	DT 12
SCANIA	4 - series	124 G/360	DSC 12
SCANIA	4 - series	124 G/400	DC 12
SCANIA	4 - series	124 G/400	DSC 12
SCANIA	4 - series	124 G/420	DC 12
SCANIA	4 - series	124 G/420	DSC 12
SCANIA	4 - series	124 G/440	DT 12
SCANIA	4 - series	124 G/470	DT 12
SCANIA	4 - series	124 L/360	DSC 12
SCANIA	4 - series	124 L/400	DC 12
SCANIA	4 - series	124 L/400	DSC 12
SCANIA	4 - series	124 L/420	DC 12
SCANIA	4 - series	124 L/420	DSC 12
SCANIA	4 - series	124 L/440	DT 12
SCANIA	4 - series	124 L/470	DT 12
SCANIA	4 - series	94 /G260	DC 9
SCANIA	4 - series	94 /G260	DSC 9
SCANIA	4 - series	94 C/220	DSC 9
SCANIA	4 - series	94 C/260	DC 9
SCANIA	4 - series	94 C/260	DSC 9
SCANIA	4 - series	94 C/300	DC 9
SCANIA	4 - series	94 C/310	DC 9
SCANIA	4 - series	94 C/310	DSC 9
SCANIA	4 - series	94 D/220	DSC 9
SCANIA	4 - series	94 D/230	DC 9
SCANIA	4 - series	94 D/260	DC 9
SCANIA	4 - series	94 D/260	DSC 9
SCANIA	4 - series	94 D/270	DC 9
SCANIA	4 - series	94 D/300	DC 9
SCANIA	4 - series	94 D/310	DC 9
SCANIA	4 - series	94 D/310	DSC 9
SCANIA	4 - series	94 G/220	DSC 9
SCANIA	4 - series	94 G/230	DC 9
SCANIA	4 - series	94 G/260	DC 9
SCANIA	4 - series	94 G/260	DSC 9
SCANIA	4 - series	94 G/270	DC 9
SCANIA	4 - series	94 G/300	DC 9
SCANIA	4 - series	94 G/310	DSC 9
SCANIA	4 - series	94 L/260	DC 9
SCANIA	4 - series	94 L/260	DSC 9
SCANIA	4 - series	94 L/300	DC 9
SCANIA	4 - series	94 L/310	DSC 9
SCANIA	4 - series	T 114 C/340	DC 11
SCANIA	4 - series	T 114 C/340	DSC 11
SCANIA	4 - series	T 114 C/380	DC 11
SCANIA	4 - series	T 114 G/340	DC 11
SCANIA	4 - series	T 114 G/340	DSC 11
SCANIA	4 - series	T 114 G/380	DC 11
SCANIA	4 - series	T 114 L/340	DC 11
SCANIA	4 - series	T 114 L/340	DSC 11
SCANIA	4 - series	T 124 C/360	DSC 12
SCANIA	4 - series	T 124 C/400	DSC 12
SCANIA	4 - series	T 124 C/420	DC 12
SCANIA	4 - series	T 124 C/420	DSC 12
SCANIA	4 - series	T 124 G/360	DSC 12
SCANIA	4 - series	T 124 G/400	DSC 12
SCANIA	4 - series	T 124 L/360	DSC 12
SCANIA	4 - series	T 124 L/400	DSC 12
SCANIA	4 - series	T 124 L/420	DC 12
SCANIA	4 - series	T 124 L/420	DSC 12
SCANIA	4 - series	T 124 L/470	DT 12
SCANIA	4 - series	T 94 C/260	DSC 9
SCANIA	4 - series	T 94 C/310	DSC 9
SCANIA	4 - series	T 94 G/220	DSC 9
SCANIA	4 - series	T 94 G/230	DC 9
SCANIA	4 - series	T 94 G/260	DSC 9
SCANIA	4 - series	T 94 G/310	DC 9
SCANIA	4 - series	T 94 G/310	DSC 9
SCANIA	4 - series	T 94 L/310	DSC 9
SCANIA	G I	G230	DC 9
SCANIA	G I	G270	DC 9
SCANIA	G I	G270 Ethanol	DC 9
SCANIA	G I	G310	DC 09
SCANIA	G I	G310	DC 9
SCANIA	G I	G340	DC 11
SCANIA	G I	G340	DC 12
SCANIA	G I	G380	DC 12
SCANIA	G I	G420	DC 12
SCANIA	G I	G420	DT 12
SCANIA	G I	G440	DT 12
SCANIA	G I	G470	DT 12
SCANIA	G I	G480	DT 12
SCANIA	P I	P230	DC 9
SCANIA	P I	P250	DC 09
SCANIA	P I	P250	DC 9
SCANIA	P I	P270	DC 9
SCANIA	P I	P270 Ethanol	DC 9
SCANIA	P I	P310	DC 09
SCANIA	P I	P310	DC 9
SCANIA	P I	P340	DC 11
SCANIA	P I	P340	DC 12
SCANIA	P I	P380	DC 11
SCANIA	P I	P380	DC 12
SCANIA	P I	P420	DC 12
SCANIA	P I	P420	DT 12
SCANIA	P I	P470	DT 12
SCANIA	P I	P480	DT 12
SCANIA	R I	R230	DC 9
SCANIA	R I	R270	DC 9
SCANIA	R I	R310	DC 9
SCANIA	R I	R340	DC 11
SCANIA	R I	R340	DC 12
SCANIA	R I	R380	DC 11
SCANIA	R I	R380	DC 12
SCANIA	R I	R420	DC 12
SCANIA	R I	R420	DT 12
SCANIA	R I	R440	DT 12
SCANIA	R I	R470	DT 12
SCANIA	R I	R480	DT 12
SCANIA	T	T340	DC 11
SCANIA	T	T340	DC 12
SCANIA	T	T380	DC 11
SCANIA	T	T380	DC 12
SCANIA	T	T420	DC 12
SCANIA	T	T420	DT 12
SCANIA	T	T470	DT 12

FAQ

What is the function of this water pump?

This water pump circulates coolant throughout the engine cooling system to regulate temperature and prevent overheating in heavy commercial vehicles.

Which engines is this part compatible with?

This unit is designed specifically for Scania DSC 12 engines found in various 4 - series truck models.

How can I identify a failing water pump?

Technicians should look for coolant leaks from the weep hole, unusual bearing noise, or signs of play in the shaft during inspection.

When should I replace my water pump?

It is best practice to inspect or replace the water pump during regular cooling system service or when changing drive belts to avoid unexpected failure.

What are the OE reference numbers of this part?

525.04.0006 directly replaces Scania OE number 1787123.