Home » Coolant Expansion Tank For Ford Focus MK4/MK5 2011-2020 Direct-Fit Pressurized Overflow Reservoir

Coolant Expansion Tank For Ford Focus MK4/MK5 2011-2020 Direct-Fit Pressurized Overflow Reservoir

SKU: 1005007438070055-Default Title
Default Title
€68,91
-37% €110,25 €68,91

Precision-engineered as a direct-fit replacement, the Ford Focus Radiator Coolant Expansion Tank, Pressurized Overflow Reservoir provides a secure home for excess coolant and maintains proper pressure in the cooling system. Designed to match factory specs for Ford Focus MK4 (2011–2015), MK5 (2015–2018), Kuga MK2 (2013–2018), and Escape (2013–2016), it ensures reliable performance after coolant expansion and engine heat. The unit aligns with the original mounting points and uses the OEM numbers CV618K218BC and 3M5H8100AD for accurate fitment. With 100% factory testing and a straightforward installation, this reservoir helps prevent coolant loss, reduces air in the system, and supports consistent engine temperatures for your daily drives and longer trips.

Benefits & Tips

  • Direct-fit replacement: Ideal when your original overflow tank leaks, cracks, or warps, restoring proper coolant containment and pressure.
  • Protects the cooling system: By keeping the coolant sealed and pressurized, it minimizes air pockets that can lead to overheating and inefficient cooling.
  • Easy installation: Designed to align with factory mounting points for Ford Focus, Kuga, and Escape models, enabling a straightforward DIY swap with basic tools.

Product specifications

  • Type: Pressurized radiator overflow bottle reservoir
  • Compatibility: Ford Focus MK4 (2011–2015); Ford Focus MK5 (2015–2018); Ford Kuga MK2 (2013–2018); Ford Escape (2013–2016)
  • OEM numbers: CV618K218BC, 3M5H8100AD
  • Item weight: 0.9 kg
  • Origin: Mainland China
  • Cap: version-dependent (cap may be included or omitted) – please verify option at purchase

Package includes:

  • 1 x Pressurized radiator overflow bottle reservoir

Warnings/Reminders: Ensure the engine is cool before handling the cooling system. Verify compatibility with your exact vehicle version before installation. After replacing, bleed the cooling system and refill to the correct level as outlined in your vehicle manual. Do not overfill the reservoir and confirm the cap (if included) is securely sealed.

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