ABAKUS Expansion Tank, Coolant 053-026-021

Compatible with AUDI COUPE B2 (81, 855, 856) , AUDI COUPE B3 (89, 8B3) , AUDI 80 B4 Sedans (8C2) Show more info
This ABAKUS expansion tank is designed to manage coolant pressure and volume in your vehicle's cooling system. Ensure optimal engine temperature and prevent overheating with this reliable component.
11.22 EUR
inc. VAT 21%
In stock 2
Delivery 1 day (15.05.2026)
PN 053-026-021
Make ABAKUS

The cooling system is vital for maintaining your engine's optimal operating temperature. The expansion tank, also known as a coolant reservoir, plays a crucial role by accommodating the expansion and contraction of coolant as it heats up and cools down. This ABAKUS expansion tank is engineered to meet the demands of modern engines. It helps to maintain the correct pressure within the cooling system, preventing leaks and ensuring efficient heat transfer. A properly functioning expansion tank is essential for the longevity of your engine and the prevention of costly repairs. Proper maintenance of the cooling system includes regular checks of the coolant level and the condition of the expansion tank. Signs of a failing tank can include visible cracks, leaks, or a distorted shape. Replacing a faulty expansion tank promptly with a quality part like this ABAKUS unit is recommended.

  • Direct fit for specific vehicle applications
  • Durable construction for long-lasting performance
  • Helps maintain proper cooling system pressure
  • Accommodates coolant expansion and contraction
  • Prevents coolant loss and system leaks
  • Ensures efficient engine cooling
  • Part code: 053-026-021
  • Brand: ABAKUS
Additional article/Additional information
with coolant level sensor
Additional article/Additional info 2
without cap
OE-number
8A0121403
  • AUDI
    • COUPE B2 (81, 855, 856)
      • 2.2 GT (100kW/136PS)
      • 2.2 quattro (100kW/136PS)
      • 2.3 (98kW/133PS)
      • 2.3 quattro (98kW/133PS)
    • COUPE B3 (89, 8B3)
      • 2.3 (100kW/136PS)
      • 2.0 (85kW/115PS)
      • 2.0 16 V (103kW/140PS)
      • 2.3 (98kW/133PS)
      • 2.3 20V (123kW/167PS)
      • 2.6 (110kW/150PS)
      • 2.8 (128kW/174PS)
      • 2.3 quattro (100kW/136PS)
      • 2.3 20V quattro (125kW/170PS)
      • 2.3 quattro (98kW/134PS)
      • 2.6 quattro (110kW/150PS)
      • 2.8 quattro (128kW/174PS)
      • 2.3 20V (125kW/170PS)
      • 2.2 quattro (100kW/136PS)
      • 2.0 16 V (101kW/137PS)
      • 2.2 (100kW/136PS)
    • 80 B4 Sedans (8C2)
      • 1.9 TD (55kW/75PS)
      • 1.9 TDI (66kW/90PS)
      • 1.6 (52kW/71PS)
      • 1.6 E (74kW/101PS)
      • 2.0 (66kW/90PS)
      • 2.0 E (85kW/115PS)
      • 2.0 E 16V (103kW/140PS)
      • 2.3 E (98kW/133PS)
      • 2.6 (110kW/150PS)
      • 2.8 (128kW/174PS)
      • 2.0 E 16V quattro (103kW/140PS)
      • 2.0 E quattro (85kW/115PS)
      • S2 quattro (169kW/230PS)
      • 2.3 E quattro (98kW/133PS)
      • 2.6 quattro (110kW/150PS)
      • 2.8 quattro (128kW/174PS)
      • 2.0 E 16V (101kW/137PS)
    • 80 B4 Avant (8C5)
      • 2.0 (66kW/90PS)
      • 2.0 E (85kW/115PS)
      • 2.0 E 16V (103kW/140PS)
      • 2.3 E (98kW/133PS)
      • 2.6 (110kW/150PS)
      • S2 quattro (169kW/230PS)
      • 2.6 quattro (110kW/150PS)
      • 2.8 quattro (128kW/174PS)
      • RS2 quattro (232kW/315PS)
      • 2.3 E quattro (98kW/133PS)
      • 1.9 TDI (66kW/90PS)
      • 1.6 E (74kW/101PS)
      • 2.8 (128kW/174PS)
      • 2.0 E 16V quattro (103kW/140PS)
      • 1.9 TD (55kW/75PS)
    • CABRIOLET B3 (8G7)
      • 2.0 E (85kW/115PS)
      • 2.3 E (98kW/133PS)
      • 2.6 (110kW/150PS)
      • 2.8 (128kW/174PS)
      • 1.9 TDI (66kW/90PS)
      • 1.8 (92kW/125PS)
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