Upgrade your suspension build with this 1" Cold Rolled 4140 Torsion Bar, precision-cut to 48" length for maximum strength and versatility. Built from high-grade 4140 steel, this torsion bar is engineered for custom fabrication of weldable sway bars used in off-road vehicles, performance cars, and heavy-duty suspension applications.
The 4140 alloy construction delivers superior durability, excellent fatigue resistance, and consistent torsional performance under extreme loads. Whether you’re tackling rock crawling, high-speed racing, or building a custom suspension system, this torsion bar provides the reliability and stability you need.
Key Benefits:
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Made from 4140 cold rolled steel for strength and weldability
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1" diameter, 48" long – ideal for custom sway bar fabrication
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Excellent torsional strength for suspension performance
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Resists bending, fatigue, and wear under heavy loads
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Perfect for off-road, racing, and performance suspension systems
This torsion bar is the foundation for a dependable sway bar setup, giving you full control over your suspension tuning. Pair it with your custom arms, bushings, and mounts to build a system designed for your exact needs.
