Replaces

2006-10 Radiator Overflow Bottle with Cap Dorman 603-055 - 1AROB00224

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

Specifications:

  • 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. Please keep your invoice for proof of this warranty.

  1. step : Removing the Coolant Reservoir Bottle (0:27)
    • Wait for the vehicle to cool
    • Have a drain pan ready
    • Remove the hose
    • Remove the two 10mm bolts from the bottle
    • Remove the bottle
  2. step : Installing the Coolant Reservoir Bottle (1:43)
    • Transfer over the wiring harness clip to the new bottle
    • Insert the coolant reservoir bottle into place
    • Tighten the two 10mm bolts to the bottle
    • Connect the hose
    • Refill the coolant

Tools needed for replacement:

    General Tools

  • Drain Pan

  • Ratchets & Related

  • Ratchet
  • Socket Extensions

  • Sockets - Metric

  • 10mm Socket

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Vehicle Fit

  • 2006-2010 Ford Explorer Radiator Overflow Bottle with Cap Dorman 603-055
  • 2006-2010 Ford Explorer Sport Trac Radiator Overflow Bottle with Cap Dorman 603-055
  • 2006-2010 Mercury Mountaineer Radiator Overflow Bottle with Cap Dorman 603-055

This part replaces:

  • OE # 8L2Z8A080B
  • OE # 8L248C045AB
  • OE # 8L248C045AA
  • Dorman 603-055
Only 1 left in stock
Part #: 1AROB00224



Dorman
Brand #: 603-055

How-to Video:

(02:27 min)