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.


  • Cap included
  • Direct replacement
  • Replaces dealer part numbers: 1647050140, 16470 50140
  • 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.

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Vehicle Fit

Year Make Model Description
2003-2009Lexus GX470 Lexus GX470 Radiator Overflow Bottle with Cap
2003-2009Toyota 4Runner Toyota 4Runner Radiator Overflow Bottle with Cap
2007Toyota FJ Cruiser Toyota FJ Cruiser Special Edition Radiator Overflow Bottle with Cap Models

This part replaces:

  • Hollander 671-50347
  • Dorman 603-425
  • Partslink LX3014105
  • OE # 1647050140
Only 2 left in stock
Part #: 1AROB00113

Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout