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Brake master cylinder.BMW parts catalog ETK contains detailed information on spare parts for cars manufactured by BMW since 1928.

520i M10

E12 sedan Europe

Brake master cylinder

â„–Description Extra info Condition Qty Part number
1Brake master cylinder
only in conjunction with
2 KREIS D=23,81left steering
till 10.1977
134 31 1 120 478copy to clipboard
   --Plug22/8 left steering
till 10.1977
234 31 1 121 911copy to clipboard
1Brake master cylinderD=22,20MMleft steering
from 10.1977
134 31 1 122 145copy to clipboard
2Pre-pressure valveleft steering
134 31 1 121 798copy to clipboard
2Pre-pressure valveleft steering
134 31 4 650 332copy to clipboard
3Gasket ringA12X15-CUleft steering
107 11 9 963 129copy to clipboard
4Washerleft steering
234 31 4 650 172copy to clipboard
5Plug22/8 left steering
till 10.1977
134 31 1 121 911copy to clipboard
5Sealing plugleft steering
till 10.1977
134 31 1 160 133copy to clipboard
5Sealing plugleft steering
from 10.1977
234 31 1 160 133copy to clipboard
6Connectorleft steering
234 32 1 102 282copy to clipboard
7Stopper bolt outerATE left steering
134 31 1 103 475copy to clipboard
8O-ringATE left steering
134 31 4 650 345copy to clipboard
9Repair kit brake master cylinder
only applies to
D=23,81MM left steering
134 31 1 103 743copy to clipboard
   --Brake master cylinder2 KREIS D=23,81left steering
X34 31 1 120 478copy to clipboard
For vehicles with
Sweden version
â„–Description Extra info Condition Qty Part number
9Repair kit brake master cylinder
only applies to
D=22,20MM 134 31 1 150 961copy to clipboard
   --Brake master cylinderD=22,20MMX34 31 1 122 145copy to clipboard
...