SKP SK603839 Engine Coolant Reservoir

Brand SKP SK603839
Fits Ram · 24 vehicles

Direct-fit replacement. Built for straightforward cooling system service and accurate part matching.

Cooling system function. Stores expanding coolant and helps maintain proper fluid level control.

$49.82Free shipping
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Step 2 — Quantity
Order total $49.82
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Free returns within 60 days if it doesn't fit when fitment is verified.

Engine Coolant Reservoir Overview

The SKP SK603839 engine coolant reservoir is a direct-fit replacement for select Ram heavy-duty trucks. It is built for applications where the coolant expansion tank needs to be replaced due to cracking, leaks, or loss of proper fluid level control.

Key Features

  • Replacement engine coolant reservoir for cooling system service
  • Direct-fit design for straightforward installation
  • Compatible with Ram 2500, Ram 3500, Ram 4500, and Ram 5500 applications
  • Part number SK603839 for accurate ordering and identification

Detailed Description

SK603839 is an engine coolant reservoir made for 2013-2018 Ram 2500, 2013-2018 Ram 3500, 2013-2018 Ram 4500, and 2013-2018 Ram 5500 applications. As part of the cooling system, the reservoir stores expanding coolant and helps maintain the proper fluid level as temperatures change. This replacement is a practical choice when the original tank is damaged, discolored, or no longer holds pressure correctly. If you are searching for a Ram 2500 coolant reservoir or a Ram 3500 coolant overflow tank, SK603839 matches the listed fitment.

What It Is Used For

  • Replacing a cracked or leaking coolant reservoir
  • Restoring coolant expansion and recovery function
  • Addressing low coolant warnings caused by tank failure
  • Repairing a damaged reservoir on Ram heavy-duty trucks

Installation Notes and Tips

Verify the part number SK603839 against the existing reservoir before installation. Confirm the vehicle year and model against the fitment list, including Ram 2500, Ram 3500, Ram 4500, and Ram 5500 from 2013-2018. Inspect hoses, caps, and mounting points during service so the replacement reservoir can be installed on a clean, leak-free cooling system.

Quality Assurance

SKP replacement parts are cataloged for specific vehicle applications to support accurate fitment selection. Use the listed fitment and part number SK603839 to confirm the correct coolant reservoir for your Ram truck.

This part fits 24 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2018Ram25006.7LL6—
2018Ram35006.7LL6—
2018Ram45006.7LL6—
2018Ram55006.7LL6—
2017Ram25006.7LL6—
2017Ram35006.7LL6—
2017Ram45006.7LL6—
2017Ram55006.7LL6—
2016Ram25006.7LL6—
2016Ram35006.7LL6—
2016Ram45006.7LL6—
2016Ram55006.7LL6—
2015Ram25006.7LL6—
2015Ram35006.7LL6—
2015Ram45006.7LL6—
2015Ram55006.7LL6—
2014Ram25006.7LL6—
2014Ram35006.7LL6—
2014Ram45006.7LL6—
2014Ram55006.7LL6—
2013Ram25006.7LL6—
2013Ram35006.7LL6—
2013Ram45006.7LL6—
2013Ram55006.7LL6—