Swift Racing Springs

If you're building or tuning a performance suspension setup, spring rate is non-negotiable—and this 200 lb/in coil spring delivers the responsive handling and consistent load control that separates dialed-in builds from guesswork. The 2.5-inch inner...

If you're building a performance suspension setup, spring rate consistency is non-negotiable—and this 185 lb/in barrel spring delivers predictable, linear load support across its full stroke. The 12-inch length pairs perfectly with coil-over applications...

A properly-tuned suspension begins with the right spring rate, and this barrel coil-over delivers the 175 lb/in stiffness needed for responsive handling without sacrificing ride quality on street or track. Whether you're building a custom coil-over setup...

A properly tuned suspension starts with the right spring rate, and this 150 lb/in barrel spring delivers predictable, linear load progression for vehicles running coil-over setups. Whether you're fine-tuning a track car or building a dedicated race...

When you're building a rear suspension that can handle aggressive driving without deflection or instability, spring rate selection is everything. This conventional coil spring delivers a stiff 425 lb/in rate in a compact 11-inch package, ideal for street...

A stiff 400 lb/in spring rate gives you the responsive rear-end geometry you need for consistent cornering and load transfer under hard driving. This conventional coil spring delivers predictable suspension behavior without the complexity of adjustable...

A properly matched coil spring is fundamental to your vehicle's suspension geometry and handling characteristics. This 11-inch conventional spring delivers a 250 lb/in rate engineered for rear-axle applications, providing the stiffness needed for...

A rear suspension spring is fundamental to your vehicle's handling, ride quality, and weight transfer during acceleration and braking. This conventional coil spring delivers a 200 lb/in rate—ideal for street applications and moderate performance...

If you're building or rebuilding a rear suspension, spring rate directly dictates your vehicle's ride height, load capacity, and handling characteristics. This 175 lb/in conventional spring delivers predictable, linear response under acceleration and...

A properly tuned coilover spring is fundamental to suspension geometry and vehicle handling—this barrel-style coil spring delivers consistent 150 lb/in spring rate performance across full suspension travel. Whether you're tuning a street car or dialing...

A coilover spring is the backbone of any performance suspension system, directly controlling how your chassis responds to lateral loads, braking events, and acceleration. This 125 lb/in spring rate delivers the firmness needed for track-focused vehicles...

If you're building a track-focused suspension setup or upgrading your coil-over system, spring rate consistency is everything—and this 100lb/in coil-over spring delivers the predictable, linear response you need for precision handling and repeatability...

A 300 lb/in spring rate delivers the responsive suspension tuning you need for track-focused applications where precise weight transfer and consistent handling are non-negotiable. This coil-over spring's 8-inch length and 2.5-inch inner diameter fit...

A properly tuned suspension starts with the right spring rate, and this 250 lb/in coilover spring delivers the stiffness needed for controlled body roll and consistent cornering performance. Whether you're dialing in a dedicated track car or upgrading a...

A 225 lb/in spring rate gives you the responsive suspension tuning needed for track applications where precision matters. This 8-inch coilover spring integrates seamlessly into custom coilover assemblies, delivering consistent load support without...

A quality coilover spring is the foundation of responsive, predictable suspension geometry—and this 200lb/in barrel spring delivers the stiffness needed for track-focused setups without sacrificing drivability. Whether you're fine-tuning a road race...

A properly matched coilover spring is critical for achieving your target suspension geometry and ride frequency—this 175 lb/in spring delivers the stiffness needed for precision handling without sacrificing daily driveability. Whether you're tuning a...

A properly matched coilover spring is critical to achieving consistent suspension geometry and predictable handling characteristics on the track or strip. This 150 lb/in spring rate delivers the stiffness needed for precision tuning on dedicated race...

A 100 lb/in spring rate gives you the responsiveness needed for precise suspension tuning without sacrificing ride quality—critical whether you're dialing in a track setup or building a street-performance suspension. This coil-over configuration delivers...

Helper springs are essential for fine-tuning suspension response and eliminating unwanted chassis movement during acceleration, braking, and cornering. This 100lb rate spring compresses only when needed, reducing squat and dive while maintaining ride...