The Water Pump N783GM for Freightliner S2C Cummins B6.7 Engines is a critical cooling system component engineered to maintain optimal engine operating temperature under all driving and load conditions. Designed to OEM specifications, this water pump circulates coolant efficiently through the engine block, cylinder head, radiator, and heater core to prevent overheating and ensure consistent engine performance.
Specifically designed for 2018–2019 Freightliner S2C vehicles with the 6.7L Cummins B6.7 inline-6 diesel engine, this water pump features a precision-balanced impeller, heavy-duty bearing assembly, and high-quality seals to deliver long service life even in demanding commercial and vocational applications.
A failing water pump can lead to coolant leaks, overheating, engine damage, and unplanned downtime. Replacing it with this Cummins B6.7 water pump N783GM restores proper coolant flow, protects internal engine components, and supports long-term engine reliability.
Ideal for preventive maintenance, cooling system repairs, fleet servicing, and engine overhauls, this pump is built to withstand high temperatures, vibration, and continuous-duty operation.
✔ PRODUCT FEATURES & COMPONENTS
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Engine cooling water pump assembly
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Replaces part number N783GM
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Designed for 6.7L Cummins B6.7 engines
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Precision-machined impeller for efficient coolant flow
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Heavy-duty bearings and seals
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Leak-resistant construction
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Maintains proper engine operating temperature
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Direct-fit replacement — no modification required
✅ ENGINE COMPATIBILITY
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Cummins B6.7 6.7L Inline-6 Diesel
✅ VEHICLE APPLICATIONS
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2018 Freightliner S2C
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2019 Freightliner S2C
(Equipped with Cummins B6.7 6.7L engine)
✅ KEY FEATURES & BENEFITS
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Ensures efficient coolant circulation
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Prevents engine overheating
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Protects cylinder head and engine block
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Supports long engine service life
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Reduces risk of breakdowns and downtime
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OEM-grade durability and performance
What does the water pump do on a Cummins B6.7 engine?
The water pump circulates coolant through the engine and radiator to regulate temperature and prevent overheating.
Which vehicles use water pump N783GM?
Water pump N783GM fits 2018–2019 Freightliner S2C vehicles equipped with the 6.7L Cummins B6.7 diesel engine.
What are signs of a failing water pump?
Common signs include coolant leaks, engine overheating, unusual noises from the front of the engine, and low coolant levels.
Is this water pump a direct replacement?
Yes, this water pump is a direct-fit replacement manufactured to OEM specifications for Cummins B6.7 engines.




