Brand new name. Same great team.


After more than a decade of working together as one great team, Whayne Supply and Walker Machinery now move forward under one name: Boyd. This exciting transition will help us better serve customers and position our company for continued growth – all while recognizing the power of our shared legacy and realizing the potential of a bright future.

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An old photo of a Boyd CAT building.


You’ve always done the work—for your people, your communities, your families, and your business. This hasn’t changed. But your day-to-day life has. It has for us, too.

However, our dedication to the safety, health, and well-being of our employees, our customers, and the communities they serve remains unchanged. We are here to help provide uninterrupted access to the products and services our customers need to get the job done safely and effectively.

COVID-19 Response

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Rent Equipment

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1.99% + CVA

— OR —


Looking for the biggest possible return on your new machine investment? Start getting a payback right away with Cat© equipment. During the Great Payback Event, the choice is yours. 1.99% financing for 48 months or a fuel credit. Both options come with a Cat Customer Value Agreement (CVA) to ensure your new machine is easy to own and ready to work.

View the list of eligible models

Order Online and Ship Directly to Your Business.

Although our branches are still open to provide you with the parts and service you need, you can also access our free, 24/7 website with our full parts inventory designed to make ordering and delivery easier and more convenient. Questions? You can always contact us directly at 1-855-4BOYDCO or

Find Your Parts

Your local dealer for Western Star Trucks & Thomas Built Buses

Western Trucks Thomas Bus
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BOYD CAT USED PARTS - offering discontinued, rebuilds, out of stock, and CAT bargain list and aftermarket. Save money. Buy used.