1998-02 Mazda 626 Radiator Coolant Overflow Bottle Dorman 603-500 - 1AROB00035

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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.


  • Direct replacement for originals that are cracked or broken
  • Replaces dealer part numbers: KLG415350C, KL0115205, KLG4-15-350C, KL01-15-205
  • Strengthened and redesigned in the vulnerable areas of failure
  • Plastic construction
  • Commonly called Coolant Tank Assembly by Mazda
  • Cap included
  • Only fits models with V6 2.5L
  • Does not have provision for low fluid sensor

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.

Item Condition: New

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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Year Make Model Description
1998-2002Mazda 626 Mazda 626 Radiator Coolant Overflow Bottle V6 2.5L Dorman 603-500
Only 3 left in stock
Part #: 1AROB00035

Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

Brand #: 603-500