King Bearings BMW N55B30A/N53B30A/N52B30A Main Bearing Set MB7776SI

King Bearings BMW N55B30A/N53B30A/N52B30A Main Bearing Set MB7776SI is a BMW tuning and performance upgrade available under reference MB7776SI. Use this BavariaMotor product guide to compare compatibility, specifications and purchase details.

Buy King Bearings BMW N55B30A/N53B30A/N52B30A Main Bearing Set MB7776SI for BMW

BMW compatibility and fitment

Fitment information is a guide, not a substitute for a VIN check. BMW can use different components within the same model year.

• Compatible BMW references: BMW 128, BMW 135, BMW 325, BMW 328, BMW 330, BMW 335, BMW 435, BMW 525, BMW 528, BMW 530, BMW 535, BMW 640, BMW 740, BMW M2, BMW X1, BMW X3, BMW X4, BMW X5, BMW X6, BMW Z4.

OEM and cross-reference numbers

• MB7776SI

BMW tuning checks before ordering

1. Compare the complete part number, including any superseded number.
2. Verify the vehicle VIN, production date, engine and option codes.
3. Compare connector, mounting position and left/right orientation where applicable.
4. Confirm any required supporting tune, hardware and professional installation.

Frequently asked questions

Will MB7776SI fit my BMW?

Confirm the reference, chassis, engine, VIN and production date before purchase.

Is the EUR price final?

No. It is an indicative conversion and may exclude delivery, tax, duties or supplier price changes.

Does this performance part require installation or tuning?

Requirements vary by product. Confirm supporting hardware, software and installation needs before ordering.

Compatibility, availability and pricing must be confirmed before ordering.