Jahnel Kestermann Gearboxes

Inspection, repair, overhaul, spare parts & custom-built gearboxes

To ensure that our clients’ Jahnel-Kestermann gearboxes continue to run at optimal levels, we offer a complete range of gearbox maintenance services. From on-site services like diagnostics & monitoring, inspections, repair, revisions, modifications and commissioning, right up to the manufacturing of gears and gearbox components. Working to the tightest deadlines, all types of Ja-Ke gearboxes and drives can be repaired.  

Jahnel-Kestermann Gearboxes

When you are in need of a special gearbox for your installation or vessel, a custom-built gearbox is sometimes the only option if you do not want to change the design of your application. Stork is able to build a Ja-Ke gearbox that fits seamlessly into your design with no adjustments. 


Stork Gears & Services owns intellectual property of Jahnel-Kestermann and provides professional services to Ja-Ke customers for every segment such as Maritime, Industry and Power applications. Based on this IP ownership and extensive experiance in servicine and manufacturing Ja-Ke gearboxes, Stork offers continuous support of Ja-Ke customers since it's closure.

24/7 Worldwide Gearbox Support

We offer worldwide gearbox support 24 hours a day. We work in continuous shifts 7 days a week, always providing our customers the fastest gearbox repair.

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