Federnwerke J.P. Grueber GmbH & Co. KG

We are the world market leader for helical compression springs for high-speed trains.

GRUEBER has been processing steel into high-quality products since 1828. As a leading international solution partner in development and production, Federnwerke J.P. Grueber GmbH & Co. KG supplies sophisticated springs and bent parts in cold and warning forming for a wide range of applications and industries, including chassis technology, door closing technology, agricultural machinery construction, rail transport technology and vibration insulation of structures. Durability, reliability and high safety standards characterize the products.

Instead of using hammer and anvil, today experienced and dedicated employees manufacture with modern machinery in the dimension range from 2 to 65 mm in diameter. GRUEBER produces as a traditional family business in the 6th generation with 180 employees exclusively at the location in Hagen, Westphalia. The total turnover in 2022 was around 35 million euros with an export share of approx. 40%.

Worldwide fast and safe by rail.

Especially in rail transport technology, GRUEBER has decades of experience and can provide a wide range of international references. In the trains of leading manufacturers from ALSTOM, HITACHI, SIEMENS or STADLER to INDIAN RAILWAYS, from Canada to China, GRUEBER springs in the running gears of locomotives and trains ensure durable and reliable ride quality and safety.

In the field of equipping high-speed trains with steel springs, GRUEBER has established itself as one of the most renowned manufacturers worldwide.

The dialog as a knowledge portal.

Customers and partners of GRUEBER benefit from the know-how and experience gained from years of cooperation with experts along the entire production chain. GRUEBER regularly organizes customer days, workshops and technical forums in which the transfer of experience and the professional dialog are the focus.


Helical compression springs




World wide: 180

Germany: 180

South Westphalia: 180

Sales Volume

2022: 35 Mio. €



Founded as a blacksmith’s shop by Johann Peter Grueber


Start of industrial spring production


Construction of the new production facility in Hagen-Kabel


new production line for hot forming


Grueber production system


Automation powder coating


Federnwerke J.P. Grueber GmbH & Co. KG
Buschmühlenstraße 28

Phone +49 2331 96 56-0

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