KAMOKA Coolant Expansion Tank 7720186

Compatible with BMW 3 (G20, G80, G28) , BMW Z4 Roadster (G29) , BMW 3 Touring (G21, G81) Show more info
This KAMOKA expansion tank is designed to manage coolant pressure and volume in your vehicle's cooling system. It ensures optimal engine temperature and prevents overheating.
73.82 EUR
inc. VAT 21%
In stock 2
Delivery 1 day (15.05.2026)
PN 7720186
Make KAMOKA

The expansion tank plays a crucial role in the proper functioning of your vehicle's cooling system. It serves as a reservoir for coolant, accommodating the expansion and contraction of the fluid as it heats up and cools down. By maintaining the correct coolant level and pressure, this tank helps to prevent air pockets from forming and ensures efficient heat dissipation. Crafted by KAMOKA, a brand known for its commitment to quality, this expansion tank (part code 7720186) is built to meet stringent industry standards. Its durable construction is designed to withstand the demanding conditions within the engine bay, including high temperatures and exposure to various fluids. Proper installation of this component is essential for the longevity and performance of your engine. Replacing a faulty or leaking expansion tank is vital to avoid potential engine damage caused by overheating. Symptoms of a failing tank can include coolant leaks, a drop in coolant level, or visible cracks. Ensure your cooling system operates at peak efficiency with this reliable KAMOKA expansion tank.

  • Direct replacement for original equipment.
  • Ensures proper coolant pressure regulation.
  • Accommodates coolant expansion and contraction.
  • Helps maintain optimal engine operating temperature.
  • Durable construction for long-lasting performance.
  • Prevents air from entering the cooling system.
  • Part number: 7720186.
  • Brand: KAMOKA.
OE-number
17138610652
Manufacturer's number
7720186
  • BMW
    • 3 (G20, G80, G28)
      • 330 i (190kW/258PS)
      • 320 d (140kW/190PS)
      • 320 d xDrive (140kW/190PS)
      • 320 d (120kW/163PS)
      • 320 d xDrive (120kW/163PS)
      • M 340 i xDrive (275kW/374PS)
      • 320 i (135kW/184PS)
      • 318 d (110kW/150PS)
      • 318 d (100kW/136PS)
      • 330 d (195kW/265PS)
      • 320 i 1.6 (125kW/170PS)
      • 320 i xDrive (135kW/184PS)
      • 330 i xDrive (190kW/258PS)
      • 330 d xDrive (195kW/265PS)
      • M 340 i xDrive (285kW/387PS)
      • 320 d Mild-Hybrid (120kW/163PS)
      • 320 d Mild-Hybrid (140kW/190PS)
      • 320 d Mild-Hybrid xDrive (120kW/163PS)
      • 320 d Mild-Hybrid xDrive (140kW/190PS)
      • 318 i (115kW/156PS)
      • 330 e Plug-in-Hybrid xDrive (215kW/292PS)
      • 316 d (90kW/122PS)
      • 316 d Mild-Hybrid (90kW/122PS)
      • 318 d Mild-Hybrid (100kW/136PS)
      • 318 d Mild-Hybrid (110kW/150PS)
      • 320 e Plug-in-Hybrid (150kW/204PS)
      • 330 i (180kW/245PS)
      • 330 i xDrive (180kW/245PS)
    • Z4 Roadster (G29)
      • sDrive 20 i (145kW/197PS)
      • M40 i (250kW/340PS)
    • 3 Touring (G21, G81)
      • 330 i (190kW/258PS)
      • 330 i xDrive (190kW/258PS)
      • M 340 i xDrive (275kW/374PS)
      • 318 d (100kW/136PS)
      • 318 d (110kW/150PS)
      • 320 d (120kW/163PS)
      • 320 d (140kW/190PS)
      • 320 d xDrive (120kW/163PS)
      • 320 d xDrive (140kW/190PS)
      • 330 d xDrive (195kW/265PS)
      • 330 d (195kW/265PS)
      • M 340 i xDrive (285kW/387PS)
      • 330 i (180kW/245PS)
      • 330 i xDrive (180kW/245PS)
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