BOSCHMaster brake cylinder — BOSCH 0 204 817 839
OE 34337849878MPN 0 204 817 839
EAN 4047025229623
1 · 2 · M 12 x 1 · 26,99 mmCompare 1 brand — check fitment and order online
OE part number 34337849878 is a Master brake cylinder used by BMW. We have 1 compatible replacement parts from BOSCH.
Original installation position for OE 34337849878. The red ring marks where this part installs on the vehicle.
OEM workshop diagram — sourced from manufacturer parts catalogue.
OE 34337849878 is compatible with the following make/model combinations:
| Make | Models |
|---|---|
| BMW | 4 Coupe (F32, F82), 3 (F30, F80), 4 Gran Coupe (F36), 3 Touring (F31) +4 |
Products matched to OE number 34337849878.
| Attribute | Value |
|---|---|
| Bore Diameter [mm] | 27 |
| Supplementary Article/Supplementary Info | 63 |
| Brake System | Lucas |
| Supplementary Article/Info 2 | with protective cap/bellow |
| Braking/Driving Dynamics Article Reference | 0 |
| Piston Diameter [mm] | 17,5 |
| Thread Size | 4-M10x1 |
| Thread Size 1 | 2x M10x1 |
| Piston Diameter [mm] | 22 |
| Thread Size 2 | 2x M12x1 |
Common original equipment numbers linked to stocked alternatives.
OE (Original Equipment) number 34337849878 is a manufacturer's reference code for Master brake cylinder used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 1 compatible aftermarket brands that match the same specification — often at a lower price than the original. All parts listed above are verified to match OE 34337849878.