BMW exploded diagram
Brake master cylinder for BMW 3 Series E21 315 (1980)
Use this BMW diagram page when you know the component location or position number and need to identify the OEM part number, quantity, and notes for the selected exploded parts reference.
Diagram image
/bmw/images/diag_3fe.jpg
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| No. | Part number | Description | Qty | Notes |
|---|---|---|---|---|
| 01 | 34311120032 | Brake master cylinder | 1 | |
| 02 | 34311160133 | Sealing plug | 2 | |
| 03 | 34314650345 | O-ring | 1 | |
| 04 | 34311121798 | Pre-pressure valve | 1 | ENDED |
| 04 | 34314650332 | Pre-pressure valve | 1 | ENDED |
| 05 | 34311103475 | Stopper bolt outer | 1 | ENDED |
| 06 | 34311100747 | Compression spring primary | 1 | ENDED |
| 07 | 34311100748 | Compression spring secondary | 1 | ENDED |
| 08 | 34311103478 | Stopper bolt inner | 1 | ENDED |
| 09 | 34311116691 | Sleeve | 1 | ENDED |
| 11 | 34311156133 | Repair kit brake master cylinder | 1 | ENDED |