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: 8683456-1, 30760100-5, 86834561, 307601005
  • Strengthened and redesigned in the vulnerable areas of failure
  • Plastic construction
  • Commonly called "Coolant Overflow Tank or Reservoir, or Expansion Tank" by Volvo
  • Does not include Cap
    • Buyer will need to reuse old 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. Please keep your invoice for proof of this warranty.

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Browse 1 question Browse 1 question and 5 answers
I can't tell from from the picture,but does this have 2 inlets on top?
Bryant J on Nov 24, 2015
BEST ANSWER: Yes it does. One hose connection and a fill port on top. It fit my 2004 volvo xc90 perfectly.

Vehicle Fit

  • 2001 Volvo S80 (From VIN 185038) Radiator Overflow Bottle L6 2.9L Turbo
  • 2002-2006 Volvo S80 Radiator Overflow Bottle L6 2.9L Turbo
  • 2003-2005 Volvo XC90 Radiator Overflow Bottle L6 2.9L
  • 2005-2014 Volvo XC90 Radiator Overflow Bottle L6 3.2L
  • 2007-2011 Volvo XC90 Radiator Overflow Bottle V8 4.4L
Part #: 1AROB00076

Ships Same Day for orders placed by 4 P.M. ET

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