About Us
Precision Engine Components
Manufactured in Germany. Built for the World.
Since 2007, Kurbelwellen und Metallverarbeitung GmbH (KMG) has specialised in the manufacture of precision engine components for large engines.
From our facility in Wildau, Germany, we supply crankshafts, cylinder liners and connecting rods to customers across marine, power generation, oil & gas and mining industries — meeting the most demanding OEM dimensional and metallurgical standards on every order.
Our components are compatible with all major large bore engine families including Bergen, Himsen, MAK, Wärtsilä, MAN, Sulzer, Caterpillar, Jenbacher, Cummins, MTU and more. We supply OE, OES and aftermarket — giving procurement teams a single, reliable source across the full engine lifecycle.
Some Cool Facts
KMG in Numbers
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Every component leaves our facility in Wildau having met full dimensional, metallurgical and material traceability requirements. No exceptions.
German Manufacturing Standards
Every component is produced at our Wildau facility using fully automated CNC mill-turns, lathes and 5-axis machining centres. Tight tolerances, consistent output.
Full Material Traceability
Material certifications and full traceability documentation are available on every order — whether you need a single replacement component or a high-volume supply contract.