2002-07 Jeep Liberty Radiator Overflow Bottle with Cap Dorman 603-319 - 1AROB00243

Our coolant overflow bottles are some of the highest quality replacements on the market!


  • Brand New Radiator Overflow Bottle
  • Commonly called "Coolant Overflow Tank" or "Reservoir"
  • Strengthened and redesigned in the vulnerable areas of failure
  • Replacement for originals that are cracked or broken
  • Plastic construction
  • Includes Cap

Now you can buy a high quality coolant reservoir that is built to strict quality control standards. REPLACE your broken or cracked one now with this great fitting Radiator Overflow Bottle.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

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Vehicle Fit

  • 2002-2007 Jeep Liberty Radiator Overflow Bottle with Cap V6 3.7L Dorman 603-319

This part replaces:

  • Dorman 603-319
  • OE # 52079788AE
  • OE # 52079848AA
Only 1 left in stock
Part #: 1AROB00243

Order must be placed by 4pm ET
Brand #: 603-319