1. Commercial Truck Engine Cooling Offers
  2. sku: 8561368945138792
  3. PETERBILT 2586594

PETERBILT 2586594 Radiator Tank 579

fits make: Peterbilt. year: 2018.

3879943 Peterbilt 2586594 579 Radiator Overflow Tank

( Manufacturer Part Number: 2586594 ), ( Part Type: Radiator Tank ), ( Side: Right )

Review PETERBILT 579 Radiator Overflow Tank fits 2018

The Peterbilt 2586594 579 Radiator Tank is a crucial component of the cooling system in Peterbilt Class 8 trucks. This tank is engineered to provide efficient and reliable cooling performance, ensuring optimal engine operation under various operating conditions.

The tank is constructed from heavy-duty materials, including high-strength steel, which offers superior durability and resistance to corrosion. It is designed to fit seamlessly into the existing cooling system of Peterbilt 579 models, ensuring a precise and secure installation.

The shape and design of the tank provide ample cooling capacity, allowing for efficient heat dissipation. The tank's capacity is approximately 11.3 gallons (42.7 liters), which is sufficient for most heavy-duty applications. The tank is also equipped with a sight gauge, allowing for easy monitoring of the coolant level.

The 2586594 radiator tank features a pressurized cooling system, which helps maintain consistent engine temperature and protects against overheating. The tank is also equipped with a filler neck, which allows for easy coolant top-offs. The filler neck is designed with a leak-resistant seal, ensuring that coolant stays contained within the tank.

The inlet and outlet connections on the tank are designed to accommodate standard hoses and fittings used in heavy-duty applications. The connections are also equipped with O-rings for a secure seal and leak-free operation.

The Peterbilt 2586594 579 Radiator Tank is not only designed for durability and functionality but also for easy maintenance. The tank is accessible for routine inspections and cleaning, ensuring that the cooling system remains in optimal condition.

In summary, the Peterbilt 2586594 579 Radiator Tank is a high-quality, heavy-duty component that is essential for the cooling system of Peterbilt Class 8 trucks. Its robust construction, ample cooling capacity, and easy maintenance features make it an excellent choice for operators seeking reliable and efficient cooling performance.

The Peterbilt 2586594 579 radiator tank is a crucial component of the cooling system in Peterbilt Class 8 trucks. Here are some pros and cons that may help you decide whether to purchase this radiator tank:

Pros:

1. Durability: Peterbilt is a well-known brand in the commercial trucking industry, and their parts, including the radiator tank, are built to last.

2. High Capacity: This radiator tank has a large capacity, which can help keep the engine cool during long hauls or in hot weather conditions.

3. Easy to Install: The radiator tank is designed to be a direct replacement for the original equipment, making installation relatively straightforward.

4. OEM Quality: This tank is an original equipment manufacturer (OEM) part, which means it is made to the same specifications as the original equipment that came with the truck.

5. Warranty: Peterbilt offers a warranty on this radiator tank, providing peace of mind and protection against manufacturing defects.

Cons:

1. Cost: The Peterbilt 2586594 579 radiator tank is more expensive than aftermarket alternatives.

2. Availability: This tank may not be readily available at all parts stores or online retailers, making it more challenging to find and purchase.

3. Weight: The radiator tank is heavy, which can make it more difficult to transport and install.

4. Size: The tank's large size may make it more challenging to maneuver in tight spaces during installation.

In conclusion, the Peterbilt 2586594 579 radiator tank offers durability, high capacity, easy installation, OEM quality, and a warranty. However, it comes with a higher cost, limited availability, weight, and size.

If you prioritize durability, high capacity, and OEM quality, and are willing to pay a higher price, then the Peterbilt 2586594 579 radiator tank could be a good investment for your Peterbilt Class 8 truck. If cost is a significant factor, and you're willing to accept the potential trade-offs in terms of durability and capacity, then an aftermarket radiator tank might be a more affordable alternative. Ultimately, the decision depends on your specific needs and priorities.

Details:

PETERBILT 579 RADIATOR OVERFLOW TANK 3879943. If not, let us know how to earn your 5-star rating.

part #: 2586594 price

  • $206.88

specifications coenginecooling:

  • for makes: Peterbilt
  • for years: 2018
  • mpn: 2586594
  • part type: Radiator Tank
  • side: Right

payments coenginecooling:

  • other
  • credit card: Diners-club
  • wallet: Apple-pay

general coenginecooling:

  • Commercial Truck Parts > Engine Cooling > Other Engine Cooling
  • condition: Used

shipping coenginecooling:

  • cost: $0.00
  • service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air
  • class: Standard, Expedited, One-day
  • carrier: UPS
  • type: Fixed
  • transit: 3-8 Days

returns coenginecooling:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 30 Days

offer coenginecooling:

  • quantity: 1
  • availability: In Stock
  • sold: 0
  • options: Ship-to-home
  • started: December 9, 2025

seller coenginecooling:

  • # reviews: 8617
  • rating: 98.5%
  • city: Toledo, OH
for makes: peterbilt, for years: 2018, part type: radiator tank, side: right,
manufacturer: peterbilt, category: auto parts > commercial truck parts > engine cooling, sku: 8561368945138792,
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1 offer $206.88 USD
  • Used. Offer #1 priced at $206.88 + $0.00 shipping estimate = $206.88* total. 'MOUNTS RIGHT TOP SIDE OF COOLING PACK'.FREE SHIPPING

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