Replaces

Saturn Radiator Overflow Bottle Dorman 603-121 - 1AROB00056

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

This radiator coolant overflow tank has been designed to replace the original design.

Specifications:

  • Includes overflow cap
  • Direct replacement
  • Replaces dealer part numbers: 21030881
  • Plastic construction
  • Commonly called "Coolant Overflow Tank or Reservoir, or Expansion Tank"

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. Please keep your invoice for proof of this warranty.

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Vehicle Fit

  • 1992-2002 Saturn SC Coupe Radiator Overflow Bottle Dorman 603-121
  • 1992-2002 Saturn SL Sedan Radiator Overflow Bottle Dorman 603-121
  • 1993-2001 Saturn SW Wagon Radiator Overflow Bottle Dorman 603-121

This part replaces:

  • OE # 21030881
  • Dorman 603-121
Only 1 left in stock
Part #: 1AROB00056

Dorman
Brand #: 603-121