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Address: Hatschekstraße 36
69126 Heidelberg
Phone: +49 6221 3047-0
Fax: +49 6221 3047-31

Stieber Clutch
A Member of the
Altra Industrial Motion Group

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Welcome to Stieber
The one way clutch and backstop specialist

clutch and backstop group

Stieber, part of the Altra Industrial Motion Group is – together with its sister companies Formsprag and Marland in the USA – Stieber is the world’s market leader for overrunning clutches and backstops. Our extensive world-wide service network including more than 1,000 stocking distributors and technical centres ensures we are alwys close to the customers. Our company philosophy is total customer satisfaction.
To achieve this, our processes undergo continual refinement.

Company Overview

stieber products
RDBK featured
Company Products

Featured Product:

Type RDBK and RDBK-H

For more than 75 years Stieber has satisfied its customers through its expertise and first class engineering abilities.



The extensive standard products offered by Stieber ensures that the maximum possible number of applications can be satisfied with a proven, off-the-shelf solution.


The type RDBK is a centrifugally lift-off sprag RSCI high speed backstop  equipped with integral torque limiter. The latter limits the backstop transmissible torque to a value that is factory set-up according to customer request.

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