Crankshaft

Crankshafts for Large Bore Engines

Manufactured in Germany

Precision Crankshafts Manufactured in Germany

Kurbelwellen und Metallverarbeitung GmbH manufactures precision crankshafts up to 13,000 mm long and 26 tons for large bore diesel, gas, dual-fuel and biogas engines — from 4 up to 24 cylinders. Every crankshaft is produced at our facility in Wildau, Germany to the most demanding OEM dimensional and metallurgical standards.

Each shaft begins with precision forging and is machined on fully automated mill-turns and lathes. 

Max. length13,000 mm
Max. weight26 tons
Cylinder range4 – 24 cylinders
Engine typesDiesel / Gas / Dual-fuel / Biogas
ForgingClosed die / Open die / Grain flow
MachiningFully automated mill-turns & lathes

Engine Compatibility

Compatible Engine Models

We manufacture crankshafts for the following engine families. Contact us if your engine model is not listed — our compatibility range is regularly updated.

MAN

5L21/31  ·  6L21/31  ·  7L21/31  ·  8L21/31  ·  9L21/31  ·  5L23/30  ·  6L23/30  ·  7L23/30  ·  8L23/30  ·  5L28/32  ·  7L28/32  ·  8L28/32  ·  9L28/32  ·  12V28/32  ·  16V28/32  ·  18V28/32  ·  6L27/38  ·  7L27/38  ·  8L27/38  ·  9L27/38  ·  6L27/38-G  ·  8L27/38-G  ·  9L27/38-G

BERGEN

B32:40 L8P  ·  B32:40 V12  ·  B33:45 L6P  ·  C25:33 L6P  ·  C35:40 V20

WARTSILA

4L20  ·  6L20  ·  8L20  ·  9L20  ·  6L20DF  ·  8L20DF  ·  9L20DF  ·  6L25  ·  7L25  ·  8L25  ·  9L25  ·  6L32  ·  7L32  ·  8L32  ·  9L32  ·  12V32  ·  16V32  ·  6L46F  ·  7L46F  ·  8L46F  ·  9L46F  ·  12V46F  ·  14V46F  ·  16V46F  ·  12V34SG  ·  16V34SG  ·  20V34SG

MAK

6M20C  ·  8M20C  ·  9M20C  ·  6M25C  ·  8M25C  ·  9M25C  ·  6M32C  ·  8M32C  ·  9M32C  ·  12M32C  ·  16M32C  ·  6M43C  ·  7M43C  ·  8M43C  ·  9M43C  ·  12M43C  ·  16M43C  ·  6M46DF  ·  7M46DF  ·  8M46DF  ·  9M46DF  ·  6M34DF  ·  8M34DF  ·  9M34DF

HIMSEN

20H35/40  ·  5H21/32  ·  6H21/32  ·  7H21/32  ·  8H21/32  ·  9H21/32  ·  6H25/33  ·  7H25/33  ·  8H25/33  ·  9H25/33

SULZER

4S20  ·  6S20  ·  8S20  ·  9S20  ·  6ZAL40S  ·  8ZAL40S  ·  9ZAL40S  ·  12ZAV40S  ·  16ZAV40S

CATERPILLAR

3512  ·  3516  ·  3520  ·  3606  ·  3608  ·  3612  ·  3616

JENBACHER

320  ·  420  ·  612  ·  620  ·  624

CUMMINS

KTA38  ·  KTA50  ·  QSK45  ·  QSK50  ·  QSK60  ·  QSK78  ·  QSV91

MTU

12V4000  ·  16V4000  ·  20V4000

Ready to request a quote or discuss your engine component requirements?