Details
- Length [mm]
- 51,8 mm
- Cylinder Bore [mm]
- 84,25 mm
- Surface
- 37
- Bolt Head Diameter [mm]
- 22,0 mm
Compare 1 brand — check fitment and order online
OE part number 11251437038 is a Piston used by BMW. We have 1 compatible replacement parts from MAHLE.
Original installation position for OE 11251437038. The red ring marks where this part installs on the vehicle.

OEM workshop diagram — sourced from manufacturer parts catalogue.
OE 11251437038 is compatible with the following make/model combinations:
| Make | Models |
|---|---|
| BMW | 3 (E46), 5 Touring (E39), 3 Convertible (E36), 3 Coupe (E36) +6 |
Products matched to OE number 11251437038.
| Attribute | Value |
|---|---|
| Component Number | 1. R 2.0 Cr |
| Compression Height [mm] | 24,7 |
| Compression Height [mm] | 41,55 |
| Compression Height [mm] | 45,3 |
| Cylinder Bore [mm] | 91,5 |
| Pin length [mm] | 59 |
| Bolt Head Diameter [mm] | 19 |
| Bolt Length [mm] | 45 |
| Compression Height [mm] | 29,2 |
| Cylinder Bore [mm] | 125 |
OE (Original Equipment) number 11251437038 is a manufacturer's reference code for Piston 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 11251437038.