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


  • Direct replacement for originals that are cracked or broken
  • Strengthened and redesigned in the vulnerable areas of failure
  • Plastic construction
  • Commonly called Coolant Recovery Tank by BMW
  • Fits E39 body chassis type
  • 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.

There are no reviews for this item. Write Review
Start typing your question and we'll check if it was already asked and answered. Learn More
No questions have been asked about this item. Be the first!

Vehicle Fit

  • 2001-2003 BMW 525i Radiator Overflow Bottle with Cap
  • 1999-2000 BMW 528i Radiator Overflow Bottle with Cap
  • 1999-2000 BMW 528iT Radiator Overflow Bottle with Cap
  • 2001-2003 BMW 530i Radiator Overflow Bottle with Cap

This part replaces:

  • OE # 17 11 1 436 381
  • Dorman 603-536
  • OE # 17 11 1 742 231
Only 5 left in stock
Part #: 1AROB00216

Order must be placed by 4pm ET