Your mining and construction equipment parts and components supplier


Suppliers of Construction and Mining Equipment Parts and Components in the U.S.

Key Parts is your alternative to high repair costs for all makes and models of earthmoving equipment. 

Reduce Downtime & Maintain Productivity with Key Parts, Alabama

At Key Parts in Birmingham, AL, we stock thousands of the highest quality new and rebuilt parts at a lower price to ensure your heavy equipment performs at its best.

Choose Key Parts for an unparalleled service you can trust.

We sell an extensive range of parts specifically designed for the construction and mining industry. We stand behind the products we sell—and offer excellent warranties to ensure our customers can rely on our machinery components for years to come.


We understand that time costs your business money. That’s why we stock thousands of new, used, and rebuilt Caterpillar components to keep your equipment up and running.


We carry a comprehensive range of parts specifically designed for Volvo equipment, ensuring you can keep your machinery running at peak performance.


Look no further than Key Parts for all your Komatsu equipment needs. With our wide selection and expertise in the industry, you’ll find the parts you need to service and repair your machinery.

Quality Aftermarket & Factory Direct Replacement Parts for Construction Equipment

Key Parts supplies aftermarket and factory direct replacement parts and components for most makes and models of construction equipment. Caterpillar, Komatsu, Volvo, John Deere, Hitachi, Doosan, and Bobcat are just a few of the lines we can help you save time and money repairing. We are an approved dealer for both FDC and Dyco. Key’s offerings in final drives, swing motors, swing gears, recoil springs and main hydraulic pumps are designed to meet the rigorous demands of heavy machinery applications. Key focuses on delivery durability, reliability, and performance, allowing operators to maximize productivity and minimize downtime.