Samsonas Sequential Gearbox, BMW E9X Non-M Package:6-Speed Gearbox This Cometic MLS Head Gasket

This Cometic MLS Head Gasket is designed to replace BMW part numbers 11127599212

B58 and S55

These 145mm connecting rods are designed to fit M54B25 engines

Just as with any bearings

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Samsonas Sequential Gearbox, BMW E9X Non-M Package:6-Speed Gearbox This Cometic MLS Head GasketThe Samsonas 4 5 6 (+ reverse) full Sequential Gearbox for BMW E90 E92 E93 NON M models equipped with BMW N54 N55 Engine includes Samsonas Motorsport Sequential Gearbox, ACAL RSS Gear Position Sensor, Output Flange, Bellhousing Adapter, and Input Shaft. Bell housing optional. This sequential transmission boasts Samsonas' X300 clutch shaft, 400 ratio configuration options, quick change top gear, and (5) engagement dogs for maximum fast gear change.