pai manufacturing

We manufacture and distribute quality service parts to the heavy-duty truck industry. For over 50 years we've been supplying distributors throughout the world. PAI owes its remarkable success to its dedicated and knowledgeable employees. With decades of experience designing and field-testing products, both our Engineering and Sales Staff are available to answer your most challenging technical questions.

Manufacturing in the United States Since 1973.

Now offering manufacturing solution for every industry.

Originally born in the heavy-duty diesel engine & drivetrain industry, PAI Manufacturing now serves customers in all industries.  Where a customer needs metal machined products, we are here to serve.

We are proud to be US manufacturers. Located just northeast of Atlanta Georgia, our facility covers over 98,000 sq. ft. and is equipped with state-of-the-art machinery as well as highly skilled engineers, machinist, and technicians with many decades of knowledge and experience.

PAI has specialized in the manufacturing of gears for over 50 years. We use the latest gear cutting machines supported by robotic automation and computer-controlled operation for fast, efficient and consistent output. Gear geometry and data are obtained by Gleason Metrology solutions to ensure perfect dimensional input/output results.  

Our Gleason - GMM Precision System is annually calibrated to ISO/IEC 17025 American Association Laboratory Accreditation.

  • We Manufacture
    Your product, manufactured exclusively for you. We apply our expertise in CNC turning, milling, hobbing, shaving, gear grinding, broaching, surface finishing, laser marking, and assembly. We specialize in precision-machined metal products, taking components from raw material to finished goods—or adding critical features to semi-finished products provided by our customers.
  •  We Rework 
    If the product you purchased from another supplier arrived out of spec, PAI offers reworking solutions, bringing the product back to your specification.  Billed on a time & material basis, you can even pass the cost of rework back to your original supplier. This service allows you to recover product and get it into your sale able stock quickly.
  • We Provided Quality Services
    High-tech measurements on CMMs, Gear Noise Roll-tester, Gleason 350GMM Analytical Gear Tester, GearScan 500 StressTech gear stress tester, Alloy Metallurgical Analysis, Diesel Engine Dyno testing, and more.
  • We Assemble & Test
    Mechanical systems such as water pumps, oil pumps, transmissions, gearboxes, clutches, and much more.
  • We Provide Back Order Relief
    Rush a batch of your product into production to help you fill in your customer back orders when you experience supply chain disruptions & delays. 

our vision

At PAI Manufacturing, we are passionate about precision machining and delivering world-class manufacturing solutions. With 100% U.S.-based operations, advanced equipment, and an experienced team, we develop, manufacture, and assemble uniquely designed products to meet each customer’s specific needs. We combine precision, quality, and reliable delivery to bring your ideas to life—proudly made in the USA.