Other Brands Language:

Expansion tank for BMW 3 Series E21 320 (1979)

This Expansion tank technical drawing provides a detailed breakdown of the assembly for the 3 Series E21 320. It includes part names, part numbers and all associated mounting hardware for vehicles produced between 1979.

Expansion tank
No. Description Supp. Qty  From   Up To  Part Number Price Notes
01 Expansion tank 1 34321114840 $161.80 ENDED Shop at ECS Tuning
02 Strainer tube 1 34321118085 $4.45 ENDED Shop at ECS Tuning
03 Gasket 1 34321102798 $2.82 Shop at ECS Tuning
04 Cap with warning switch 1 34321153157 $33.79 ENDED Shop at ECS Tuning
12 Brake fluid 250 ML X 81229407510 $4.63 ENDED Shop at ECS Tuning
12 Brake fluid 500 ML X 81229407511 $9.65 ENDED Shop at ECS Tuning
12 Brake fluid DOT4, low-viscosity EU 250ML X 83135A824F2 Shop at ECS Tuning
12 Brake fluid DOT4, low-viscosity EU 500ML X 83135A824F3 Shop at ECS Tuning
Notes
  • ENDED = the part has been discontinued (no longer available).

See Also

Frequently Asked Questions

What assembly is shown in the BMW 3 Series E21 320 Expansion tank?
This technical diagram illustrates the Expansion tank within the Brakes group for the 3 Series E21 320 produced during 1979. It provides a detailed exploded view of the components, identifying key parts such as the Expansion tank (Part #34321114840).
Which models use the hardware listed in this Expansion tank?
The hardware and components featured in the Expansion tank are specific to the 3 Series E21 320 produced during 1979. These technical specifications ensure that parts like the Expansion tank (34321114840) are correctly matched to the vehicle's structural and mechanical requirements.
How do I find specific parts within the Expansion tank assembly?
Each item in the Expansion tank corresponds to the numbered list below the illustration. For the 3 Series E21 320, you can identify the Expansion tank by locating its position on the schematic, which then links to the official BMW part number 34321114840 for the Brakes section.