At Southern Precision Spring in Charlotte, North Carolina, we specialize in designing and manufacturing high-performance automotive springs built to meet rigorous standards. From compression, extension, and torsion springs to custom wire forms, we serve tier 2 and aftermarket automotive markets demanding durability, consistency, and reliability. Our engineering & sample services ensure you get the right spring first time—no surprises.
Types of Springs & Wire Forms
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Compression Springs — Deliver strength and resilience for valve assemblies, engine components, seat assemblies, and other critical automotive functions.
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Extension Springs — Provide dependable return tension in hood supports, trunk mechanisms, throttle linkages, and other pull-back requirements.
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Torsion Springs — Supply rotational force in hinges, steering column linkages, seat recline mechanisms, and liftgates.
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Seat Springs — Designed for comfort, durability, and performance in seating applications where long cycle life and consistency are critical.
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Wire Forms — Custom clips, retainers, seat components, and other automotive wire shapes engineered to precise specifications.
Material Types & Finishing Options
To ensure springs and wire forms meet the challenges of the automotive environment, SPS offers:
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Material choices: high-carbon steels, stainless steel, music wire, and specialty alloys.
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Coatings & finishes: plating, painting, flocking, shot peening, passivation, and color coding.
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Sound & vibration control: technologies including foam inserts for noise reduction in select applications.
Engineering & Sample / Prototype Support
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Design collaboration: We work with your engineering team to optimize spring geometry, material, and manufacturability.
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Advanced tools: Spring-design software, load testing, and custom gauging for accuracy.
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Rapid prototyping: Sample springs and wire forms to validate fit, fatigue, and load before full production.
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Strict quality monitoring: Calibrated testers and inspection methods keep tolerances tight and performance consistent.
Value-Added Services for Automotive Clients
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Precision Grinding — Flat, stable surfaces for improved load distribution and longevity.
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Shot Peening — Enhances fatigue life by creating compressive surface stresses.
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Plating & Coatings — Corrosion-resistant plating, zinc, powder coating, and passivation for harsh environments.
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Color Coding & Finish Identification — Streamlines assembly with clear visual markers.
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Assembly & Kits — Springs, wire forms, and components packaged together to reduce handling and simplify production lines.
Why Choose SPS for Automotive Springs
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Charlotte, NC Manufacturing – U.S. based production ensures fast communication and logistical advantages.
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60+ Years of Expertise – Family-owned with a proven track record across automotive and industrial markets.
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Commitment to Quality – Continuous improvement and strict adherence to customer requirements.
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Engineering Partnership – We help reduce costs, accelerate development, and improve performance through collaboration.
SPS is here to help
Need seat springs, torsion springs, extension springs, compression springs, or custom automotive wire forms with advanced coatings? SPS has the expertise and capabilities to deliver.
Request a Quote Today and partner with a spring manufacturer trusted by automotive leaders nationwide.
