MMR One Piece Crank Hub Kit for BMW M2C / M3 F80 / M4 F8x

MMR One Piece Crank Hub Kit for BMW M2C / M3 F80 / M4 F8x

Crank hub friction plates starting to slip and finally breaking is the most well-known reliability issue on the S55 engines fitted to the BMW M3 F80 / M4 F8x and M2 Competition. Affecting both standard and tuned engines, this weakness can cause extremely serious damages to the engine. In order to fix this, MMR Performance offers this one piece crank hub kit coming with the capture adaptor plate, both taking place without any modifications to support extreme power !

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Direct bolt

One piece billet crank hub

6061 aluminium capture plate

Installation hardware included

Mandatory on high powered S55 engine

Made in UK

- For plate adaptor only see: MMR20-1002 -

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BMW M3 F80 3.0 BiTurbo

BMW M4 F82/F83 3.0 BITURBO

BMW 2-SERIE F22/F23 M2 COMPETITION