Our Products


Western Rubber Products, Inc. specializes in the production of quality air brake diaphragms. WRP has the capacity to produce diaphragms to meet applications within our press specifications.

Marketplace longevity combined with years of manufacturing experience enables WRP to produce diaphragms that are unsurpassed in quality and dependability.


Western Rubber Products is headquartered in Emmett, Idaho, where they are proud to be making US products. The facility sits on over 4 acres of land and houses state-of-the-art manufacturing equipment.

Our presses operate at 450 tons of pressure which allows them to achieve optimum ability in the molding of our products. This pressure can be achieved for virtually all products. WRP has R&D Capabilities and fabricates tooling to meet customer’s precise specifications.


Only quality ingredients are used in the formulation of our material. With over 20 years of proven quality and formulated to meet the worst environments.

  • Formula is made to meet our specification
  • Calendared to meet specific tolerances
  • Durability driven

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