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Backed with an extensive range along with constant research and development, Patriot Engineering Services Corp. has been proud to serve as a leader in offering high-quality replacement parts for both Heavy Duty & Automotive Industry. Our products are produced only to meet OE specifications in collaboration with leading ISO Certified factories across the Americas and the United Kingdom.

power train
Turbos And Cartridges
Hydraulic Parts
Fuel Injection
Friction Bearings
Engine Components
Brake Parts


U.S. owned and operated since 1996, Patriot Engineering has grown to become a worldwide quality supplier of new replacement parts for world major Heavy Duty Machines ( CAT®, Cummins®, Detroit Diesel®, John Deer®, Mack®, Deutz®, International® , Terex®, Dynapac® , Ingersoll rand®, Grove Crane ®, Volvo ®, Komatsu®, New Holland ®), selling into over 32 countries. Through our AsZ private brand, Patriot Engineering is proud to handle the finest replacement spare parts made by major USA & Brazilian Manufacturers for OEM’s.

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