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MW Components - Greer: Springs

Formerly Duer Carolina Coil


Duer Carolina Coil is now MW Components - Greer: Springs.

Get the same products, components, and services you trust.

MW Components - Greer: Springs, formerly Duer Carolina Coil, began by fabricating heavy-duty springs for the railroad and mining industries in the steel belt of western Pennsylvania in 1896. Since then, our reputation for meeting exacting standards and providing exceptional support for every customer has helped us to expand to more than a dozen markets in over 20 countries.

We now offer our customers over 120 years of experience as a coil spring manufacturer along with the breadth of products and stability of a company with dozens of locations nationwide. Our state-of-the-art springs are used across the globe in some of the most demanding applications. Whether you're looking for hot or cold wound springs, our expert engineering and manufacturing team can meet your need for top quality, performance, price, and delivery.

To learn more about how our automotive and heavy-duty coil springs, including information on when to replace coil springs, visit this page.

Need a short turnaround? Let Greer: Springs know your business needs. Current lead times are just 2-6 weeks for many products.

Dedicated to Service Excellence
98% of clients surveyed said:

  • We provide a high-quality product.
  • We provide a great value
  • Our team is very responsive to customer questions and concerns.

(Numbers based on a 2017 client survey.)


MW Components - Greer: Springs
2375 Highway 101
Greer, SC 29651




Name Original Approval Certificate Expiry
ISO 9001
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Featured Products

Hot Wound Springs

We manufacture hot wound springs from 0.50” (12.7mm) to 3.125” (80.00mm) bar. Our proprietary furnace technology and highly specific manufacturing processes guarantee consistency from spring to spring. This allows us to offer unparalleled metallurgical integrity and the most value for your investment.

All of our hot wound springs endure in-process inspection at each step of manufacturing to ensure product conformance, and we have computerized load-testing equipment capable of testing loads from 50 pounds (23 kilograms) to 150,000 pounds (68,000 kilograms).

Cold Wound Springs

We begin with the highest quality raw materials to create cold wound springs from .250’’ (7mm) to .750 (18.75mm), offering high tensile chrome silicon for maximum travel. From there, all of our products undergo a carefully controlled manufacturing process using our state-of-the-art machinery, including CNC coilers and an in-house powder coating line.

Our automated powder coating and liquid paint lines offer a wide selection of colors and finishes; in addition, we’re able to print individual part identification codes to customer specifications. All of this is done to provide you with the most consistent and reliable cold would spring.

Our Manufacturing Services

With an array of hot and cold wound springs made on the latest machinery, our Greer: Springs location can support quick turn prototypes and scalable production needs.

In addition to manufacturing springs, MW Components - Greer: Springs serves as a partner for our clients during every step of their production processes. Our team’s engineers work with our clients’ engineers to optimize function, value and style. We can assist with concept development, design specification, and prototypes.

Our unmatched focus on client satisfaction and quick turnaround times make us the obvious choice for any of your engineered spring needs.

Industries Served

Our Greer: Springs location supports over a dozen industries and has customers in over 20 countries.

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