Expansion Tank, Coolant

Compatible with BMW 5 (E39) , BMW 7 (E38) , BMW 5 Touring (E39) Show more info
This MEYLE expansion tank is designed to manage coolant pressure and volume in your vehicle's cooling system.
44.08 EUR
inc. VAT 21%
In stock 1
Delivery 1 day (20.03.2026)
PN 3142230002
Make MEYLE
EAN 4040074443132

The expansion tank, also known as a coolant reservoir, plays a crucial role in maintaining the optimal operating temperature of your engine. It accommodates the expansion and contraction of coolant as it heats and cools, preventing excessive pressure buildup. This component is essential for the longevity and performance of your cooling system. A properly functioning expansion tank helps to prevent leaks, overheating, and potential damage to other cooling system components like the radiator and water pump. MEYLE manufactures this part to meet specific vehicle requirements, ensuring a proper fit and reliable performance. Regular inspection of your expansion tank for cracks, leaks, or damage is recommended to prevent unexpected cooling system failures.

  • Ensures proper coolant pressure regulation
  • Accommodates coolant expansion and contraction
  • Helps prevent engine overheating
  • Durable construction for long service life
  • Designed for a precise fit
  • MEYLE quality for reliable performance
Additional article/Additional info 2
without cap
Recommended accessory part number
314 800 9004
  • BMW
    • 5 (E39)
      • 520 i (110kW/150PS)
      • 523 i (125kW/170PS)
      • 528 i (142kW/193PS)
      • 520 i (100kW/136PS)
      • 520 i (125kW/170PS)
      • 525 i (141kW/192PS)
      • 530 i (170kW/231PS)
    • 7 (E38)
      • 728 i, iL (142kW/193PS)
    • 5 Touring (E39)
      • 520 i (110kW/150PS)
      • 523 i (125kW/170PS)
      • 528 i (142kW/193PS)
      • 520 i (100kW/136PS)
      • 520 i (125kW/170PS)
      • 525 i (141kW/192PS)
      • 530 i (170kW/231PS)
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