Prior to the dispatch of a delivery, each pneumatic brake retrofit kit undergoes a quality assurance process. Our skilled personnel

• assembles each delivery,
• tests all components,
• use the bill of lading to check for completeness,
• label the retrofit kit with a unique serial number for identification,
• perform quality assurance tests.

Add a tremendous replacement part assortment to our services. Our customers can also avail themselves of these parts via the Tietjen website. We deliver on time as agreed. This is our delivery assurance, clear and simple.

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