Generator set, Engine unit and spare parts

info@twinpower.cc

Expansion Tank 4914685

Cummins Expansion Tank 4914685

Expansion Tank 4914685

Category:

Description:

Expansion Tank

Parts No:

4914685

Supersessions:

Application:

Cummins

Size:

Weight:

HS Code:

840999

Specification

Cummins Expansion Tank 4914685 – Reliable Cooling System Support

The Cummins Expansion Tank 4914685 plays a vital role in maintaining your engine’s cooling system by managing coolant volume changes as the engine heats up and cools down. This tank helps prevent overheating and pressure build-up, protecting your engine from damage. As a trusted Cummins genuine part, it fits perfectly with other Cummins parts to keep your engine running smoothly under various conditions.

🔩 Specifications

  • Part Name: Expansion Tank
  • Part Number: 4914685
  • Material: Durable plastic designed to resist heat and pressure
  • Capacity: Engine-specific volume to accommodate coolant expansion
  • Connection Type: Standard hose fittings compatible with Cummins engines
  • Compatibility: Designed for select Cummins engine models (verify via ESN)

⭐ Key Features

  • Manufactured to meet Cummins OEM quality standards
  • Helps regulate coolant pressure and volume during temperature changes
  • Durable construction resists cracking and leaks
  • Easy to install with standard fittings
  • Fully compatible with other Cummins genuine parts

⚙️ Technical Insights

The expansion tank collects excess coolant when the engine temperature rises and returns it to the cooling system as the engine cools. This process maintains stable pressure within the radiator and prevents system damage. The tank’s robust design withstands thermal cycling and vibration, ensuring long-lasting service. Because it is a Cummins genuine part, the tank integrates seamlessly with your engine’s cooling system, alongside other Cummins parts, to optimize performance.

🛠 Application Scenarios

  • ✔ Replacement during cooling system repairs or upgrades
  • ✔ Preventive maintenance to avoid overheating and coolant loss
  • ✔ Used in heavy-duty trucks, generators, and industrial equipment
  • ✔ Ideal for operators using Cummins genuine parts
  • ✔ Common in workshops servicing Cummins-powered vehicles

📦 Availability

This expansion tank is in stock and available for global shipping.
To ensure correct fitment with your Cummins parts configuration, please provide your engine serial number (ESN). Our support team is ready to assist with verification.

Related Products

Cummins KTA50 Parts Catalogue

KTA50 Parts Catalogue

Application: Cummins

HS Code: 840999

Cummins KTA38 Parts Catalogue

KTA38 Parts Catalogue

Application: Cummins

HS Code: 840999

Cummins KTA19 Parts Catalogue

KTA19 Parts Catalogue

Application: Cummins

HS Code: 840999

Cummins NT855 Parts Catalogue

NT855 Parts Catalogue

Application: Cummins

HS Code: 840999

Ask For A Quick Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@twinpower.cc”. 

Thank you for reaching out!

We'll get back to you as soon as possible. For urgent matters, you’re welcome to contact us directly at info@twinpower.cc.