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Brake master cylinder/expansion tank for BMW 5 Series E39 523i (2000)

This Brake master cylinder/expansion tank technical drawing provides a detailed breakdown of the assembly for the 5 Series E39 523i. It includes part names, part numbers and all associated mounting hardware for vehicles produced between 2000.

Brake master cylinder/expansion tank
No. Description Supp. Qty  From   Up To  Part Number Price Notes
01 Brake master cylinder 1 09/1997 34311165543 $481.15 Shop at ECS Tuning
For vehicles with
Dynamic stability control

S210A=Yes
01 Brake master cylinder DSC 1 09/1999 34311165544 $481.15 Shop at ECS Tuning
02 Plug 2 34311163464 $6.95 Shop at ECS Tuning
03 Self-locking hex nut M8-8-ZNNI SI 2 07129906196 $1.60 Shop at ECS Tuning
04 Brake master cylinder o-ring 1 34311165092 $3.15 Shop at ECS Tuning
05 EXPANSION TANK with warning switch 1 34321165064 $66.85 Shop at ECS Tuning
06 Cap with warning switch 1 09/1997 34326756226 $30.33 Shop at ECS Tuning
07 Gasket 1 34321157396 $4.52 Shop at ECS Tuning

See Also

Frequently Asked Questions

What assembly is shown in the BMW 5 Series E39 523i Brake master cylinder/expansion tank?
This technical diagram illustrates the Brake master cylinder/expansion tank within the Brakes group for the 5 Series E39 523i produced during 2000. It provides a detailed exploded view of the components, identifying key parts such as the Brake master cylinder (Part #34311165543).
Which models use the hardware listed in this Brake master cylinder/expansion tank?
The hardware and components featured in the Brake master cylinder/expansion tank are specific to the 5 Series E39 523i produced during 2000. These technical specifications ensure that parts like the Brake master cylinder (34311165543) are correctly matched to the vehicle's structural and mechanical requirements.
How do I find specific parts within the Brake master cylinder/expansion tank assembly?
Each item in the Brake master cylinder/expansion tank corresponds to the numbered list below the illustration. For the 5 Series E39 523i, you can identify the Brake master cylinder by locating its position on the schematic, which then links to the official BMW part number 34311165543 for the Brakes section.