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Suspension and Components

Suspension and Components

Suspension and Components

Circle Track Suspension Parts: Control Arms, Shocks & Springs for IMCA & Late Models at JJ Motorsports

Optimize handling and stability on the track with premium circle track suspension components from JJ Motorsports. Our selection includes control arms, shocks, springs, weight jacks, and more, designed for superior cornering, durability, and performance in late models, modifieds, street stocks, and IMCA dirt racing. Compatible with GM Metric frames and other setups, these high-quality parts ensure reliable operation and enhanced traction under intense racing conditions.

Shop trusted brands like Allstar Performance. Explore related categories such as circle track steering and components for precision control or circle track brakes for stopping power.

Top Circle Track Suspension Products

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
  • Dual Stage Stacked Spring Kit IRS310-30549

    Integra Dual Stage Stacked Spring Kit 310 30549

    INTEGRA SHOCKS

    $95.95
    Dual Stage Stacked Spring KitSpring GuideDual Stage Coil-Over2.625 in ID SpringsAluminumBlack AnodizedKit
    IRS310-30549
    SKU:
    IRS310-30549
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MFG Part #:
    310 30549
    $95.95
    Qty in Cart: 0
    Quantity:
    Price:
    $95.95
    Subtotal:
  • 4000 Series Coil-Over Kit 5in IRS310-30526

    Integra 4000 Series Coil-Over Kit 5in 310 30526

    INTEGRA SHOCKS

    $135.95
    4000 Series Coil-Over Kit 5inCoil-Over Kit5.000 in OD SpringAluminumBlack Anodized4000 Series ShocksKit
    IRS310-30526
    SKU:
    IRS310-30526
    Availability:
    Ships Same Business Day
    Weight:
    2.36 LBS
    MFG Part #:
    310 30526
    $135.95
    Qty in Cart: 0
    Quantity:
    Price:
    $135.95
    Subtotal:
  • Steel Shaft Extension 1in IRS310-30410

    Integra Steel Shaft Extension 1in 310 30410

    INTEGRA SHOCKS

    $21.50
    Steel Shaft Extension 1inShock Extension1 in Extension1/2-20 ThreadStainlessNaturalEach
    IRS310-30410
    SKU:
    IRS310-30410
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    310 30410
    $21.50
    Qty in Cart: 0
    Quantity:
    Price:
    $21.50
    Subtotal:
  • Rod End 2in Extended Steel IRS310-30404S

    Integra Rod End 2in Extended Steel 310 30404S

    INTEGRA SHOCKS

    $56.95
    Rod End 2in Extended SteelShock EndSpherical1/2 in Bore7/16-20 Female Thread2 in ExtendedSteelBlack PaintIntegra ShocksKit
    IRS310-30404S
    SKU:
    IRS310-30404S
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    MFG Part #:
    310 30404S
    $56.95
    Qty in Cart: 0
    Quantity:
    Price:
    $56.95
    Subtotal:
  • Rod End 2in Extended  IRS310-30404

    Integra Rod End 2in Extended 310 30404

    INTEGRA SHOCKS

    $55.95
    Rod End 2in Extended Shock EndSpherical1/2 in Bore7/16-20 Female Thread2 in ExtendedAluminumBlack PaintIntegra ShocksKit
    IRS310-30404
    SKU:
    IRS310-30404
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    MFG Part #:
    310 30404
    $55.95
    Qty in Cart: 0
    Quantity:
    Price:
    $55.95
    Subtotal:
  • Rod End 1in Ext Steel  IRS310-30403S

    Integra Rod End 1in Ext Steel 310 30403S

    INTEGRA SHOCKS

    $53.95
    Rod End 1in Ext Steel Shock EndSpherical1/2 in Bore7/16-20 Female Thread1 in ExtendedSteelBlack PaintIntegra ShocksEach
    IRS310-30403S
    SKU:
    IRS310-30403S
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    MFG Part #:
    310 30403S
    $53.95
    Qty in Cart: 0
    Quantity:
    Price:
    $53.95
    Subtotal:
  • Nylon Slider  IRS310-30400

    Integra Nylon Slider 310 30400

    INTEGRA SHOCKS

    $25.95
    Nylon Slider Spring GuideTake Up Spring2.625 in ID SpringsNylonBlackEach
    IRS310-30400
    SKU:
    IRS310-30400
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    310 30400
    $25.95
    Qty in Cart: 0
    Quantity:
    Price:
    $25.95
    Subtotal:
  • Piston Rod 7in Adj.  IRS310-30387

    Integra Piston Rod 7in Adj. 310 30387

    INTEGRA SHOCKS

    $112.50
    Piston Rod 7in Adj. Shock ShaftAdjustable7 in StrokeSteelNaturalIntegra Racing ShocksEach
    IRS310-30387
    SKU:
    IRS310-30387
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MFG Part #:
    310 30387
    $112.50
    Qty in Cart: 0
    Quantity:
    Price:
    $112.50
    Subtotal:
  • Shock Bearing  IRS310-30327

    Integra Shock Bearing 310 30327

    INTEGRA SHOCKS

    $12.50
    Shock Bearing Spherical Bearing1/2 in ID1 in OD5/8 in ThickChromolyEach
    IRS310-30327
    SKU:
    IRS310-30327
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    310 30327
    $12.50
    Qty in Cart: 0
    Quantity:
    Price:
    $12.50
    Subtotal:
  • Piston Rod 9in  IRS310-30319

    Integra Piston Rod 9in 310 30319

    INTEGRA SHOCKS

    $59.95
    Piston Rod 9in Shock Shaft9 in StrokeAluminumChromeIntegra Racing ShocksEach
    IRS310-30319
    SKU:
    IRS310-30319
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    MFG Part #:
    310 30319
    $59.95
    Qty in Cart: 0
    Quantity:
    Price:
    $59.95
    Subtotal:
  • Piston Rod 7in  IRS310-30317

    Integra Piston Rod 7in 310 30317

    INTEGRA SHOCKS

    $59.95
    Piston Rod 7in Shock Shaft7 in StrokeAluminumChromeIntegra Racing ShocksEach
    IRS310-30317
    SKU:
    IRS310-30317
    Availability:
    Ships Same Business Day
    Weight:
    0.53 LBS
    MFG Part #:
    310 30317
    $59.95
    Qty in Cart: 0
    Quantity:
    Price:
    $59.95
    Subtotal:
  • Heel Wiper 1/2in Slotted  IRS310-30280

    Integra Heel Wiper 1/2in Slotted 310 30280

    INTEGRA SHOCKS

    $8.49
    Heel Wiper 1/2in Slotted Shock Shaft WiperLowerPlastic1/2 in Integra Shock ShaftsEach
    IRS310-30280
    SKU:
    IRS310-30280
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    MFG Part #:
    310 30280
    $8.49
    Qty in Cart: 0
    Quantity:
    Price:
    $8.49
    Subtotal:
  • Rod End Std Length Steel  IRS310-30224

    Integra Rod End Std Length Steel 310 30224

    INTEGRA SHOCKS

    $46.95
    Rod End Std Length Steel Rod EndSpherical1/2 in BoreFemale ThreadStraightSteelBlack PaintIntegra ShocksKit
    IRS310-30224
    SKU:
    IRS310-30224
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    MFG Part #:
    310 30224
    $46.95
    Qty in Cart: 0
    Quantity:
    Price:
    $46.95
    Subtotal:
  • Rod Wiper  IRS310-30208

    Integra Rod Wiper 310 30208

    INTEGRA SHOCKS

    $5.25
    Rod Wiper Shock Shaft WiperUpperPlastic1/2 in Integra Shock ShaftsEach
    IRS310-30208
    SKU:
    IRS310-30208
    Availability:
    Ships Same Business Day
    Weight:
    0.26 LBS
    MFG Part #:
    310 30208
    $5.25
    Qty in Cart: 0
    Quantity:
    Price:
    $5.25
    Subtotal:
  • Shock Valving Kit Mono-Tube IRS310-30202

    Integra Shock Valving Kit Mono-Tube 310 30202

    INTEGRA SHOCKS

    $457.95
    Shock Valving Kit Mono-TubeShock Rebuild and RevalveAvenger / Stealth / IDA / 4000 / 4400 Series ShocksKit
    IRS310-30202
    SKU:
    IRS310-30202
    Availability:
    Ships Same Business Day
    Weight:
    3.55 LBS
    MFG Part #:
    310 30202
    $457.95
    Qty in Cart: 0
    Quantity:
    Price:
    $457.95
    Subtotal:
  • Shock Bumper 3in Tall Blue Hard IRS310-3019-59

    Integra Shock Bumper 3in Tall Blue Hard 310 3019-59

    INTEGRA SHOCKS

    $21.50
    Shock Bumper 3in Tall Blue HardBump Stop3.000 in Tall1.93 in ODHardPolyurethaneBlueEach
    IRS310-3019-59
    SKU:
    IRS310-3019-59
    Availability:
    Ships Same Business Day
    Weight:
    0.14 LBS
    MFG Part #:
    310 3019-59
    $21.50
    Qty in Cart: 0
    Quantity:
    Price:
    $21.50
    Subtotal:
  • Shock Bumper 3in Tall White Medium IRS310-3019-50

    Integra Shock Bumper 3in Tall White Medium 310 3019-50

    INTEGRA SHOCKS

    $21.50
    Shock Bumper 3in Tall White MediumBump Stop3.000 in Tall1.93 in ODMediumPolyurethaneWhiteEach
    IRS310-3019-50
    SKU:
    IRS310-3019-50
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MFG Part #:
    310 3019-50
    $21.50
    Qty in Cart: 0
    Quantity:
    Price:
    $21.50
    Subtotal:
  • Shock Bumper 3in Tall Red Soft IRS310-3019-41

    Integra Shock Bumper 3in Tall Red Soft 310 3019-41

    INTEGRA SHOCKS

    $21.50
    Shock Bumper 3in Tall Red SoftBump Stop3.000 in Tall1.93 in ODSoftPolyurethaneRedEach
    IRS310-3019-41
    SKU:
    IRS310-3019-41
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    310 3019-41
    $21.50
    Qty in Cart: 0
    Quantity:
    Price:
    $21.50
    Subtotal:
  • Shock Bumper 2-1/4in Blue Hard IRS310-3018-39

    Integra Shock Bumper 2-1/4in Blue Hard 310 3018-39

    INTEGRA SHOCKS

    $20.95
    Shock Bumper 2-1/4in Blue HardBump Stop2.250 in Tall1.93 in ODHardPolyurethaneBlueEach
    IRS310-3018-39
    SKU:
    IRS310-3018-39
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    MFG Part #:
    310 3018-39
    $20.95
    Qty in Cart: 0
    Quantity:
    Price:
    $20.95
    Subtotal:
  • Shock Bumper 2-1/4in White Medium IRS310-3018-33

    Integra Shock Bumper 2-1/4in White Medium 310 3018-33

    INTEGRA SHOCKS

    $20.95
    Shock Bumper 2-1/4in White MediumBump Stop2.250 in Tall1.93 in ODMediumPolyurethaneWhiteEach
    IRS310-3018-33
    SKU:
    IRS310-3018-33
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MFG Part #:
    310 3018-33
    $20.95
    Qty in Cart: 0
    Quantity:
    Price:
    $20.95
    Subtotal:
  • Total: items /

Adding your products to cart

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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