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525.01.0038 Water Pump for Mercedes-Benz Trucks

525.01.0038

Summary

This water pump is engineered for Mercedes-Benz LK/LN2 heavy commercial vehicle engines, specifically supporting OM 364, OM 366, and OM 366 LA series. It ensures reliable coolant circulation within the engine cooling system for heavy-duty applications. Equivalent to OE Mercedes-Benz 3642000001.

Product identifiers
EAN Code	8699031085142

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Compatible OEM Codes

MERCEDES BENZ
- 374 200 00 01
- 364 200 20 01
- 364 200 14 01
- 364 200 09 01
- 364 200 01 01
- 364 200 00 01

Description

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, facilitating the continuous circulation of coolant between the engine block and the radiator. By maintaining steady fluid flow, it prevents overheating and ensures optimal operating temperatures for heavy commercial vehicle engines.

Compatible vehicles and engines

This specific unit is designed for Mercedes-Benz LK/LN2 series, including models such as the 814, 1114, and 1317 KO. It is compatible with a variety of engine configurations, including the OM 364 LA, OM 366 A, OM 366 LA, and OM 366 engines.

Maintenance and inspection

When performing maintenance, technicians should inspect the pump alongside the timing belt or alternator belt service. It is recommended to check for signs of leakage from the weep hole or unusual noise during engine operation to ensure system integrity.

Troubleshooting guidance

Consult your authorized distributor to ensure correct fitment for your specific engine code.

OE cross-reference

525.01.0038 (Water Pump Water Pumps) is the equivalent of the Mercedes-Benz OE numbers. This part directly replaces Mercedes-Benz OE numbers 3642000001, 3642000101, 3642000901, 3642001401, 3642002001, 3742000001.

Other OEMs

MERCEDES BENZ

A3742000001
A3642002001
A3642001401
A3642000901
A3642000101
A3642000001
3742000001
374.200.0001
374.200.00.01
374 200 0001
3642002001
3642001401
3642000901
3642000101
3642000001
364.200.2001
364.200.20.01
364.200.1401
364.200.14.01
364.200.0901
364.200.09.01
364.200.0101
364.200.01.01
364.200.0001
364.200.00.01
364 200 2001
364 200 1401
364 200 0901
364 200 0101
364 200 0001
374 200 00 01
364 200 20 01
364 200 14 01
364 200 09 01
364 200 01 01
364 200 00 01

Compatible Vehicles

Compatible Vehicles
Brand	Model	Model Type	Engine
MERCEDES BENZ	LK/LN2	1114	OM 366
MERCEDES BENZ	LK/LN2	1114 A	OM 366
MERCEDES BENZ	LK/LN2	1114 L	OM 366
MERCEDES BENZ	LK/LN2	1117 A	OM 366 A
MERCEDES BENZ	LK/LN2	1117 A	OM 366 LA
MERCEDES BENZ	LK/LN2	1317 KO	OM 366 A
MERCEDES BENZ	LK/LN2	1317 KO	OM 366 LA
MERCEDES BENZ	LK/LN2	809	OM 364
MERCEDES BENZ	LK/LN2	809 K	OM 364
MERCEDES BENZ	LK/LN2	811	364 LA
MERCEDES BENZ	LK/LN2	811 K	364 LA
MERCEDES BENZ	LK/LN2	814	OM 364 LA
MERCEDES BENZ	LK/LN2	814 F	OM 364 LA
MERCEDES BENZ	LK/LN2	814 K	OM 364 LA
MERCEDES BENZ	LK/LN2	814 L	OM 364 LA
MERCEDES BENZ	LK/LN2	814 S	OM 364 LA
MERCEDES BENZ	LK/LN2	O 814	OM 364 LA
MERCEDES BENZ	LK/LN2	O 814 L	OM 364 LA

FAQ

What is the function of this water pump?

This water pump circulates coolant through the engine block and radiator to maintain stable operating temperatures in heavy commercial vehicles.

Which Mercedes-Benz engines are compatible?

This part is designed for various Mercedes-Benz engines including the OM 364 LA, OM 366 A, OM 366 LA, OM 366, and OM 364 series.

How can I identify a failing water pump?

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

When should I replace the water pump?

It is best practice to inspect or replace the water pump during routine timing belt or alternator belt service intervals to prevent overheating.

What are the OE reference numbers of this part?

525.01.0038 directly replaces Mercedes-Benz OE numbers 3642000001, 3642000101, 3642000901, 3642001401, 3642002001, 3742000001.