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SWIFT SPRINGS

SWIFT SPRINGS

SWIFT SPRINGS

Swift Springs Coil-Over Springs, Barrel Springs, and Bump Springs at JJ Motorsports

Swift Springs is a specialized brand in the motorsports industry, focusing on high-performance suspension springs designed for circle track racing, including dirt late models and stock cars. Their innovative tight helix design reduces rotational stress, extending the lifespan of components and providing a competitive edge in high-speed turns on dirt tracks and other venues. Emphasizing precision engineering and consistent performance, Swift Springs caters to professional racers and automotive enthusiasts seeking durability and reliability in demanding conditions.

At JJ Motorsports, we offer a wide range of Swift Springs products to optimize your racing suspension. Enhance your setup with the durable Swift Springs 10" x 2.5" ID Coil-Over Barrel, or opt for the longer Swift Springs 16" x 2.5" ID Coil-Over Barrel. For versatile applications, consider the Swift Springs 14" x 2.5" ID Coil-Over Barrel or the Swift Springs 12" x 2.5" ID Coil-Over Barrel. Additional options include the high-rate Coilover Spring 10in x 2.5in x 525lb and the reliable Bump Spring Round Wire SBS4500. Whether you're tuning for the track or off-road challenges, Swift Springs provides compatible solutions for superior handling and stability. Explore our inventory to find the perfect upgrades for your vehicle.

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Coil-Over Spring 16in x 5in x 125lb 2.5in ID SWI160-2550-125BP

    Coil-Over Spring 16in x 5in x 125lb 2.5in ID 160-2550-125 BP

    SWIFT SPRINGS

    $136.85
    If you're building a performance suspension setup that demands precise ride height adjustment and consistent spring rates, this 125 lb/in coil-over spring delivers the tuning capability you need. The...
    SWI160-2550-125BP
    SKU:
    SWI160-2550-125BP
    Availability:
    Ships Same Business Day
    Weight:
    6.00 LBS
    MFG Part #:
    160-2550-125 BP
    Spring Rate:
    125 lb.
    Spring Height:
    16"
    Spring ID:
    2.5"
    $136.85
    Qty in Cart: 0
    Quantity:
    Price:
    $136.85
    Subtotal:
  • Barrel Spring 16in x 2.5in 150# SWI160-250-150BP

    Barrel Spring 16in x 2.5in 150# 160-250-150 BP

    SWIFT SPRINGS

    $128.35
    A precision-engineered coil spring built for serious racers and performance enthusiasts who demand consistent, predictable suspension geometry lap after lap. The 150 lb/in spring rate delivers the...
    SWI160-250-150BP
    SKU:
    SWI160-250-150BP
    Availability:
    Ships Same Business Day
    Weight:
    6.40 LBS
    MFG Part #:
    160-250-150 BP
    Spring Rate:
    150 lb.
    Spring Height:
    16"
    Spring ID:
    2.5"
    $128.35
    Qty in Cart: 0
    Quantity:
    Price:
    $128.35
    Subtotal:
  • Barrel Spring 16in x 2.5in 125# SWI160-250-125BP

    Barrel Spring 16in x 2.5in 125# 160-250-125 BP

    SWIFT SPRINGS

    $128.35
    The Barrel Spring 16in x 2.5in 125# delivers consistent, predictable suspension geometry when you need it most—whether you're tuning a street-strip coil-over setup or dialing in a dedicated track car...
    SWI160-250-125BP
    SKU:
    SWI160-250-125BP
    Availability:
    Ships Same Business Day
    Weight:
    6.00 LBS
    MFG Part #:
    160-250-125 BP
    Spring Rate:
    125 lb.
    Spring Height:
    16"
    Spring ID:
    2.5"
    $128.35
    Qty in Cart: 0
    Quantity:
    Price:
    $128.35
    Subtotal:
  • Barrel Spring 16in x 2.5in 100# SWI160-250-100BP

    Barrel Spring 16in x 2.5in 100# 160-250-100BP

    SWIFT SPRINGS

    $128.35
    If you're tuning a coil-over suspension system, spring rate is everything—and this 100 lb/in barrel spring delivers the linear support you need for consistent handling across a wide range of track...
    SWI160-250-100BP
    SKU:
    SWI160-250-100BP
    Availability:
    Ships Same Business Day
    Weight:
    2.00 LBS
    MFG Part #:
    160-250-100BP
    Spring Rate:
    100 lb.
    Spring Height:
    16"
    Spring ID:
    2.5"
    $128.35
    Qty in Cart: 0
    Quantity:
    Price:
    $128.35
    Subtotal:
  • Barrel Spring 14in x 2.5in x 325# SWI140-250-325B

    Barrel Spring 14in x 2.5in x 325# 140-250-325 B

    SWIFT SPRINGS

    $119.85
    A properly tuned suspension requires the right spring rate for your specific application—this 325 lb/in coil-over spring delivers the stiffness needed for precision handling without sacrificing ride...
    SWI140-250-325B
    SKU:
    SWI140-250-325B
    Availability:
    Ships Same Business Day
    Weight:
    6.56 LBS
    MFG Part #:
    140-250-325 B
    Spring Rate:
    325 lb.
    Spring Height:
    14"
    Spring ID:
    2.5"
    $119.85
    Qty in Cart: 0
    Quantity:
    Price:
    $119.85
    Subtotal:
  • Barrel Spring 14in x 2.5in x 300# SWI140-250-300B

    Barrel Spring 14in x 2.5in x 300# 140-250-300 B

    SWIFT SPRINGS

    $119.85
    If you're building a coil-over suspension system, spring rate consistency directly impacts your car's handling balance and predictability on track. This barrel spring delivers a stiff 300 lb/in rate...
    SWI140-250-300B
    SKU:
    SWI140-250-300B
    Availability:
    Ships Same Business Day
    Weight:
    5.16 LBS
    MFG Part #:
    140-250-300 B
    Spring Rate:
    300 lb.
    Spring Height:
    14"
    Spring ID:
    2.5"
    $119.85
    Qty in Cart: 0
    Quantity:
    Price:
    $119.85
    Subtotal:
  • Barrel Spring 14in x 2.5in x 275# SWI140-250-275B

    Barrel Spring 14in x 2.5in x 275# 140-250-275 B

    SWIFT SPRINGS

    $119.85
    A properly matched coil spring is fundamental to suspension performance—too soft and you'll experience excessive body roll and inconsistent handling; too stiff and you sacrifice ride quality and tire...
    SWI140-250-275B
    SKU:
    SWI140-250-275B
    Availability:
    Ships Same Business Day
    Weight:
    6.32 LBS
    MFG Part #:
    140-250-275 B
    Spring Rate:
    275 lb.
    Spring Height:
    14"
    Spring ID:
    2.5"
    $119.85
    Qty in Cart: 0
    Quantity:
    Price:
    $119.85
    Subtotal:
  • Barrel Spring 14in x 2.5in x 250# SWI140-250-250B

    Barrel Spring 14in x 2.5in x 250# 140-250-250 B

    SWIFT SPRINGS

    $119.85
    A properly tuned suspension starts with the right spring rate—and this 250 lb/in barrel spring delivers the stiffness needed for precise handling without sacrificing ride quality in your coil-over...
    SWI140-250-250B
    SKU:
    SWI140-250-250B
    Availability:
    Ships Same Business Day
    Weight:
    5.44 LBS
    MFG Part #:
    140-250-250 B
    Spring Rate:
    250 lb.
    Spring Height:
    14"
    Spring ID:
    2.5"
    $119.85
    Qty in Cart: 0
    Quantity:
    Price:
    $119.85
    Subtotal:
  • Barrel Spring 14in x 2.5in x 225# SWI140-250-225B

    Barrel Spring 14in x 2.5in x 225# 140-250-225 B

    SWIFT SPRINGS

    $119.85
    A properly matched spring rate is fundamental to suspension tuning—too soft and you'll lose responsiveness, too stiff and you'll sacrifice compliance. This 225 lb/in barrel spring delivers the...
    SWI140-250-225B
    SKU:
    SWI140-250-225B
    Availability:
    Ships Same Business Day
    Weight:
    5.22 LBS
    MFG Part #:
    140-250-225 B
    Spring Rate:
    225 lb.
    Spring Height:
    14"
    Spring ID:
    2.5"
    $119.85
    Qty in Cart: 0
    Quantity:
    Price:
    $119.85
    Subtotal:
  • Barrel Spring 14in x 2.5in x 200# SWI140-250-200BP

    Barrel Spring 14in x 2.5in x 200# 140-250-200 BP

    SWIFT SPRINGS

    $119.85
    A properly tuned suspension starts with the right spring rate for your application. This 200 lb/in barrel spring delivers consistent load support and predictable handling characteristics across a...
    SWI140-250-200BP
    SKU:
    SWI140-250-200BP
    Availability:
    Ships Same Business Day
    Weight:
    5.80 LBS
    MFG Part #:
    140-250-200 BP
    Spring Rate:
    200 lb.
    Spring Height:
    14"
    Spring ID:
    2.5"
    $119.85
    Qty in Cart: 0
    Quantity:
    Price:
    $119.85
    Subtotal:
  • Barrel Spring 14in x 2.5in x 175# SWI140-250-175BP

    Barrel Spring 14in x 2.5in x 175# 140-250-175 BP

    SWIFT SPRINGS

    $119.85
    A properly matched coil spring is fundamental to suspension geometry and handling precision—this 175 lb/in barrel spring delivers the spring rate consistency needed for predictable weight transfer...
    SWI140-250-175BP
    SKU:
    SWI140-250-175BP
    Availability:
    Ships Same Business Day
    Weight:
    5.06 LBS
    MFG Part #:
    140-250-175 BP
    Spring Rate:
    175 lb.
    Spring Height:
    14"
    Spring ID:
    2.5"
    $119.85
    Qty in Cart: 0
    Quantity:
    Price:
    $119.85
    Subtotal:
  • Barrel Spring 14in x 2.5 x 150# SWI140-250-150BP

    Barrel Spring 14in x 2.5 x 150# 140-250-150 BP

    SWIFT SPRINGS

    $119.85
    Precision suspension tuning demands a spring that matches your exact performance requirements, and this 150 lb/in barrel coil-over delivers predictable, linear rate consistency for both street and...
    SWI140-250-150BP
    SKU:
    SWI140-250-150BP
    Availability:
    Ships Same Business Day
    Weight:
    4.47 LBS
    MFG Part #:
    140-250-150 BP
    Spring Rate:
    150 lb.
    Spring Height:
    14"
    Spring ID:
    2.5"
    $119.85
    Qty in Cart: 0
    Quantity:
    Price:
    $119.85
    Subtotal:
  • Barrel Spring 14in x 2.5in x 125# SWI140-250-125BP

    Barrel Spring 14in x 2.5in x 125# 140-250-125 BP

    SWIFT SPRINGS

    $119.85
    A properly tuned coil-over suspension demands the right spring rate to achieve consistent handling and predictable weight transfer under load. This 125 lb/in barrel spring delivers the compliance...
    SWI140-250-125BP
    SKU:
    SWI140-250-125BP
    Availability:
    Ships Same Business Day
    Weight:
    3.82 LBS
    MFG Part #:
    140-250-125 BP
    Spring Rate:
    125 lb.
    Spring Height:
    14"
    Spring ID:
    2.5"
    $119.85
    Qty in Cart: 0
    Quantity:
    Price:
    $119.85
    Subtotal:
  • Barrel Spring 14in x 2.5in x 100# SWI140-250-100BP

    Barrel Spring 14in x 2.5in x 100# 140-250-100 BP

    SWIFT SPRINGS

    $119.85
    If you're tuning a coil-over suspension system, spring rate directly determines how your chassis responds under load and in corners. This 100 lb/in barrel spring delivers the progressive support...
    SWI140-250-100BP
    SKU:
    SWI140-250-100BP
    Availability:
    Ships Same Business Day
    Weight:
    3.57 LBS
    MFG Part #:
    140-250-100 BP
    Spring Rate:
    100 lb.
    Spring Height:
    14"
    Spring ID:
    2.5"
    $119.85
    Qty in Cart: 0
    Quantity:
    Price:
    $119.85
    Subtotal:
  • Conventional Spring 13in x 5in x 250# SWI130-500-250

    Conventional Spring 13in x 5in x 250# 130-500-250

    SWIFT SPRINGS

    $128.35
    A quality front suspension spring is fundamental to chassis control, and this conventional coil spring delivers predictable, linear rate characteristics ideal for street and moderate track...
    SWI130-500-250
    SKU:
    SWI130-500-250
    Availability:
    Ships Same Business Day
    Weight:
    6.54 LBS
    MFG Part #:
    130-500-250
    Spring Rate:
    250 lb.
    Spring Height:
    13"
    Spring ID:
    5"
    $128.35
    Qty in Cart: 0
    Quantity:
    Price:
    $128.35
    Subtotal:
  • Conventional Spring 13in x 5in x 225# SWI130-500-225BP

    Conventional Spring 13in x 5in x 225# 130-500-225 BP

    SWIFT SPRINGS

    $136.85
    A properly matched rear spring is fundamental to predictable handling and load management, especially when you're building a custom suspension setup or replacing worn components. This 225 lb/in...
    SWI130-500-225BP
    SKU:
    SWI130-500-225BP
    Availability:
    Ships Same Business Day
    Weight:
    5.49 LBS
    MFG Part #:
    130-500-225 BP
    Spring Rate:
    225 lb.
    Spring Height:
    13"
    Spring ID:
    5"
    $136.85
    Qty in Cart: 0
    Quantity:
    Price:
    $136.85
    Subtotal:
  • Conventional Spring 13in x 5in x 200# SWI130-500-200BP

    Conventional Spring 13in x 5in x 200# 130-500-200 BP

    SWIFT SPRINGS

    $136.85
    Suspension geometry demands precision, and this conventional coil spring delivers the consistent spring rate your rear end needs for predictable handling and load support. Whether you're fine-tuning...
    SWI130-500-200BP
    SKU:
    SWI130-500-200BP
    Availability:
    Ships Same Business Day
    Weight:
    5.83 LBS
    MFG Part #:
    130-500-200 BP
    Spring Rate:
    200 lb.
    Spring Height:
    13"
    Spring ID:
    5"
    $136.85
    Qty in Cart: 0
    Quantity:
    Price:
    $136.85
    Subtotal:
  • Conventional Spring 13in x 5in x 175# SWI130-500-175BP

    Conventional Spring 13in x 5in x 175# 130-500-175 BP

    SWIFT SPRINGS

    $136.85
    A properly tuned suspension starts with the right spring rate, and this 175 lb/in conventional coil spring delivers the predictable, linear response that serious racers and suspension builders rely...
    SWI130-500-175BP
    SKU:
    SWI130-500-175BP
    Availability:
    Ships Same Business Day
    Weight:
    5.44 LBS
    MFG Part #:
    130-500-175 BP
    Spring Rate:
    175 lb.
    Spring Height:
    13"
    Spring ID:
    5"
    $136.85
    Qty in Cart: 0
    Quantity:
    Price:
    $136.85
    Subtotal:
  • Barrel Spring 12in x 2.5in Progressive DLM SWI120-250-500V2

    Barrel Spring 12in x 2.5in Progressive DLM 120-250-500V2

    SWIFT SPRINGS

    $145.35
    Progressive spring rates deliver the compliance you need for everyday driving while providing the support required under hard cornering and braking loads. The DLM barrel design minimizes coil bind...
    SWI120-250-500V2
    SKU:
    SWI120-250-500V2
    Availability:
    Ships Same Business Day
    Weight:
    7.44 LBS
    MFG Part #:
    120-250-500V2
    Spring Height:
    12"
    Spring ID:
    2.5"
    $145.35
    Qty in Cart: 0
    Quantity:
    Price:
    $145.35
    Subtotal:
  • Barrel Spring 12in x 2.5in x 400# SWI120-250-400B

    Barrel Spring 12in x 2.5in x 400# SWI120-250-400B

    SWIFT SPRINGS

    $111.35
    A 400 lb/in spring rate delivers the responsive suspension geometry you need for precision handling and consistent performance across varying track conditions. This 12-inch barrel coil-over spring...
    SWI120-250-400B
    SKU:
    SWI120-250-400B
    Availability:
    Ships Same Business Day
    Weight:
    6.18 LBS
    MFG Part #:
    120-250-400 B
    Spring Rate:
    400 lb.
    Spring Height:
    12"
    Spring ID:
    2.5"
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Barrel Spring 12in x 2.5in x 350# SWI120-250-350B

    Barrel Spring 12in x 2.5in x 350# 120-250-350 B

    SWIFT SPRINGS

    $111.35
    A properly matched spring rate is fundamental to suspension tuning—this 350 lb/in barrel spring delivers the stiffness needed for precision handling without sacrificing ride control. Whether you're...
    SWI120-250-350B
    SKU:
    SWI120-250-350B
    Availability:
    Ships Same Business Day
    Weight:
    5.59 LBS
    MFG Part #:
    120-250-350 B
    Spring Rate:
    350 lb.
    Spring Height:
    12"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Barrel Spring 12in x 2.5in x 325# SWI120-250-325B

    Barrel Spring 12in x 2.5in x 325# 120-250-325 B

    SWIFT SPRINGS

    $111.35
    A 325 lb/in spring rate gives you the responsive, controlled suspension geometry your coil-over setup demands, whether you're fine-tuning a street-driven platform or dialing in a dedicated track car...
    SWI120-250-325B
    SKU:
    SWI120-250-325B
    Availability:
    Ships Same Business Day
    Weight:
    5.39 LBS
    MFG Part #:
    120-250-325 B
    Spring Rate:
    325 lb.
    Spring Height:
    12"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Barrel Spring 12in x 2.5in Progressive DLM SWI120-250-300V

    Barrel Spring 12in x 2.5in Progressive DLM 120-250-300V

    SWIFT SPRINGS

    $145.35
    Progressive spring rates deliver the responsive handling you need during initial suspension travel while resisting bottoming under extreme load—essential for both track performance and street...
    SWI120-250-300V
    SKU:
    SWI120-250-300V
    Availability:
    Ships Same Business Day
    Weight:
    4.30 LBS
    MFG Part #:
    120-250-300V
    Spring Height:
    12"
    Spring ID:
    2.5"
    $145.35
    Qty in Cart: 0
    Quantity:
    Price:
    $145.35
    Subtotal:
  • Barrel Spring 12in x 2.5in x 300# SWI120-250-300B

    Barrel Spring 12in x 2.5in x 300# 120-250-300 B

    SWIFT SPRINGS

    $111.35
    If you're building a coil-over suspension system or upgrading your existing setup, spring rate is everything—and this 300 lb/in barrel spring delivers the precision tuning you need for responsive...
    SWI120-250-300B
    SKU:
    SWI120-250-300B
    Availability:
    Ships Same Business Day
    Weight:
    4.71 LBS
    MFG Part #:
    120-250-300 B
    Spring Rate:
    300 lb.
    Spring Height:
    12"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Barrel Spring 12in x 2.5in x 275# SWI120-250-275B

    Barrel Spring 12in x 2.5in x 275# 120-250-275 B

    SWIFT SPRINGS

    $111.35
    A 275 lb/in spring rate delivers the precise suspension compliance you need for track-focused setups where bump compliance and predictable load curves matter. Whether you're dialing in a dedicated...
    SWI120-250-275B
    SKU:
    SWI120-250-275B
    Availability:
    Ships Same Business Day
    Weight:
    5.14 LBS
    MFG Part #:
    120-250-275 B
    Spring Rate:
    275 lb.
    Spring Height:
    12"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Barrel Spring 12in x 2.5in x 250# SWI120-250-250B

    Barrel Spring 12in x 2.5in x 250# 120-250-250 B

    SWIFT SPRINGS

    $111.35
    If you're tuning a coil-over suspension system, spring rate directly determines your vehicle's handling characteristics and load-carrying capacity. This 250 lb/in barrel spring delivers the stiffness...
    SWI120-250-250B
    SKU:
    SWI120-250-250B
    Availability:
    Ships Same Business Day
    Weight:
    4.89 LBS
    MFG Part #:
    120-250-250 B
    Spring Rate:
    250 lb.
    Spring Height:
    12"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Barrel Spring 12in x 2.5in x 225# SWI120-250-225B

    Barrel Spring 12in x 2.5in x 225# 120-250-225 B

    SWIFT SPRINGS

    $111.35
    A properly tuned coil-over suspension demands a spring rate that matches your vehicle's geometry and driving demands. This 225 lb/in barrel spring delivers the progressive support needed for...
    SWI120-250-225B
    SKU:
    SWI120-250-225B
    Availability:
    Ships Same Business Day
    Weight:
    4.40 LBS
    MFG Part #:
    120-250-225 B
    Spring Rate:
    225 lb.
    Spring Height:
    12"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Barrel Spring 12in x 2.5in x 200# SWI120-250-200B

    Barrel Spring 12in x 2.5in x 200# 120-250-200 B

    SWIFT SPRINGS

    $111.35
    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...
    SWI120-250-200B
    SKU:
    SWI120-250-200B
    Availability:
    Ships Same Business Day
    Weight:
    4.01 LBS
    MFG Part #:
    120-250-200 B
    Spring Rate:
    200 lb.
    Spring Height:
    12"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Barrel Spring 12in x 2.5in x 185# SWI120-250-185B

    Barrel Spring 12in x 2.5in x 185# 120-250-185 B

    SWIFT SPRINGS

    $111.35
    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...
    SWI120-250-185B
    SKU:
    SWI120-250-185B
    Availability:
    Ships Same Business Day
    Weight:
    3.82 LBS
    MFG Part #:
    120-250-185 B
    Spring Rate:
    185 lb.
    Spring Height:
    12"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Barrel Spring 12in x 2.5in x 175# SWI120-250-175B

    Barrel Spring 12in x 2.5in x 175# 120-250-175 B

    SWIFT SPRINGS

    $111.35
    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...
    SWI120-250-175B
    SKU:
    SWI120-250-175B
    Availability:
    Ships Same Business Day
    Weight:
    3.74 LBS
    MFG Part #:
    120-250-175 B
    Spring Rate:
    175 lb.
    Spring Height:
    12"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Barrel Spring 12in x 2.5in x 150# SWI120-250-150B

    Barrel Spring 12in x 2.5in x 150# 120-250-150 B

    SWIFT SPRINGS

    $111.35
    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...
    SWI120-250-150B
    SKU:
    SWI120-250-150B
    Availability:
    Ships Same Business Day
    Weight:
    3.30 LBS
    MFG Part #:
    120-250-150 B
    Spring Rate:
    150 lb.
    Spring Height:
    12"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Conventional Spring 11in x 5.5in x 425lb SWI110-550-425

    Conventional Spring 11in x 5.5in x 425lb 110-550-425

    SWIFT SPRINGS

    $128.35
    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...
    SWI110-550-425
    SKU:
    SWI110-550-425
    Availability:
    Ships Same Business Day
    Weight:
    7.00 LBS
    MFG Part #:
    110-550-425
    Spring Rate:
    425 lb.
    Spring Height:
    11"
    Spring ID:
    5.5"
    $128.35
    Qty in Cart: 0
    Quantity:
    Price:
    $128.35
    Subtotal:
  • Conventional Spring 11in x 5.5in x 400lb SWI110-550-400

    Conventional Spring 11in x 5.5in x 400lb 110-550-400

    SWIFT SPRINGS

    $128.35
    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...
    SWI110-550-400
    SKU:
    SWI110-550-400
    Availability:
    Ships Same Business Day
    Weight:
    6.90 LBS
    MFG Part #:
    110-550-400
    Spring Rate:
    400 lb.
    Spring Height:
    11"
    Spring ID:
    5.5"
    $128.35
    Qty in Cart: 0
    Quantity:
    Price:
    $128.35
    Subtotal:
  • Conventional Spring 11in x 5in x 250# SWI110-500-250

    Conventional Spring 11in x 5in x 250# SWI110-500-250

    SWIFT SPRINGS

    $119.85
    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...
    SWI110-500-250
    SKU:
    SWI110-500-250
    Availability:
    Ships Same Business Day
    Weight:
    5.05 LBS
    MFG Part #:
    110-500-250
    Spring Rate:
    250 lb.
    Spring Height:
    11"
    Spring ID:
    5"
    $119.85
    Qty in Cart: 0
    Quantity:
    Price:
    $119.85
    Subtotal:
  • Conventional Spring 11in x 5in x 200# SWI110-500-200BP

    Conventional Spring 11in x 5in x 200# 110-500-200 BP

    SWIFT SPRINGS

    $136.85
    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...
    SWI110-500-200BP
    SKU:
    SWI110-500-200BP
    Availability:
    Ships Same Business Day
    Weight:
    4.32 LBS
    MFG Part #:
    110-500-200 BP
    Spring Rate:
    200 lb.
    Spring Height:
    11"
    Spring ID:
    5"
    $136.85
    Qty in Cart: 0
    Quantity:
    Price:
    $136.85
    Subtotal:
  • Conventional Spring 11in x 5in x 175# SWI110-500-175BP

    Conventional Spring 11in x 5in x 175# 110-500-175 BP

    SWIFT SPRINGS

    $136.85
    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...
    SWI110-500-175BP
    SKU:
    SWI110-500-175BP
    Availability:
    Ships Same Business Day
    Weight:
    4.51 LBS
    MFG Part #:
    110-500-175 BP
    Spring Rate:
    175 lb.
    Spring Height:
    11"
    Spring ID:
    5"
    $136.85
    Qty in Cart: 0
    Quantity:
    Price:
    $136.85
    Subtotal:
  • Coilover Spring 10in x 2.5in x 150lb SWI100-250-150B

    Coilover Spring 10in x 2.5in x 150lb 100-250-150 B

    SWIFT SPRINGS

    $111.35
    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...
    SWI100-250-150B
    SKU:
    SWI100-250-150B
    Availability:
    Ships Same Business Day
    Weight:
    2.60 LBS
    MFG Part #:
    100-250-150 B
    Spring Rate:
    150 lb.
    Spring Height:
    10"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Coilover Spring 10in x 2.5in x 125lb SWI100-250-125B

    Coilover Spring 10in x 2.5in x 125lb 100-250-125 B

    SWIFT SPRINGS

    $111.35
    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...
    SWI100-250-125B
    SKU:
    SWI100-250-125B
    Availability:
    Ships Same Business Day
    Weight:
    2.40 LBS
    MFG Part #:
    100-250-125 B
    Spring Rate:
    125 lb.
    Spring Height:
    10"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Coilover Spring 10in x 2.5in x 100lb SWI100-250-100B

    Coilover Spring 10in x 2.5in x 100lb 100-250-100 B

    SWIFT SPRINGS

    $111.35
    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...
    SWI100-250-100B
    SKU:
    SWI100-250-100B
    Availability:
    Ships Same Business Day
    Weight:
    2.00 LBS
    MFG Part #:
    100-250-100 B
    Spring Rate:
    100 lb.
    Spring Height:
    10"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Coilover Spring 8in x 2.5in x 300lb SWI080-250-300

    Coilover Spring 8in x 2.5in x 300lb 080-250-300

    SWIFT SPRINGS

    $111.35
    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...
    SWI080-250-300
    SKU:
    SWI080-250-300
    Availability:
    Ships Same Business Day
    Weight:
    2.60 LBS
    MFG Part #:
    080-250-300
    Spring Rate:
    300 lb.
    Spring Height:
    8"
    Spring ID:
    2.5"
    $111.35
    Qty in Cart: 0
    Quantity:
    Price:
    $111.35
    Subtotal:
  • Total: items /

Adding your products to cart

Swift Racing Springs
 Swift Racing Springs is renowned for its high-performance suspension springs designed to meet the demands of professional racers and automotive enthusiasts. With a commitment to innovation and precision engineering, Swift Racing Springs offers a range of products that enhance vehicle performance, handling, and stability.

 

 Swift Coilover Springs
 Swift Coilover Springs are crafted from a proprietary alloy that provides superior strength and durability. These springs are designed to offer consistent performance and improved handling across diverse driving conditions. Their lightweight construction helps reduce unsprung weight, contributing to better responsiveness and overall vehicle dynamics.

 

 Swift Tight Helix Springs
 Swift Tight Helix Springs feature a unique helix design that maximizes space efficiency and spring travel. These springs provide optimal performance in compact spaces, making them ideal for applications where tight fitment is crucial. The innovative design ensures precise control and stability, enhancing the driving experience.

 

 5 Inch Coil Swift Springs
 The 5 Inch Coil Swift Springs are engineered for versatility and reliability. These springs are suitable for various suspension setups, providing consistent performance and handling. Their robust construction ensures longevity and resistance to fatigue, making them a dependable choice for both street and track use.

 

 2-5/8 Swift Springs
 2-5/8 Swift Springs are designed for applications that require specific dimensions and performance characteristics. These springs offer precise fitment and exceptional durability, making them a preferred choice for custom suspension setups. They deliver consistent spring rates and excellent load-bearing capabilities.

 

 Swift Bump Springs
 Swift Bump Springs are specialized springs designed to absorb and dampen impacts during aggressive driving. These springs enhance the suspension system's ability to handle bumps and rough surfaces, providing smoother rides and better control. They are an essential component for vehicles subjected to extreme driving conditions.

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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