Backed by more than 90 years of knowledge and expertise, Defiance Precision Products is recognized today as one of the leading producers of specialty bearings and precision machined components.

The company serves the automotive, heavy-duty truck and motorsports industries, specializing in products for engine applications. Defiance Precision Products has supported many of its customers for decades.

The Defiance team of engineers and skilled employees adheres to a rigorous process of product design, testing and quality control that ensures product integrity in the most demanding applications. The achievement and maintenance of ISO 9001 and QS-9000 certification exemplify our dedication to a high standard of excellence.