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About Heavy Duty Pros

Heavy Duty Pros is the industry's leading provider of affordable, high quality aftermarket parts for tractors, combines, semis, trucks, generators, construction equipment and industrial engines. Whatever heavy duty application you're working on, we have you covered. HDP carries components for all of today's popular makes and models, including Caterpillar, Cummins, Detroit Diesel, John Deere, Mack, Mitsubishi, International Navistar, Perkins and many more. 

Whether it's basic maintenance or a full blown engine swap, you'll find that we are the one stop solution needed to get back up and running in no time. 

We're the best at what we do thanks to decades of in-house heavy duty machining and engine repair experience. Our technicians utilize the best technology and parts look up / specification software currently available. Need help? Give us a call at 1-888-919-PROS (7767). You’ll immediately be connected to an experienced human. We’ve been repairing engines since we could hold a wrench, and love talking engines!

Heavy Duty Parts