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
- Lower Control Arm Kit for 1978-88 GM Metric Street Stock & Hobby Stock, Includes Ball Joints & Greasable Bushings – This kit includes stamped steel lower control arms with black powdercoat finish, greasable bushings, and weld-in greasable ball joints for enhanced suspension performance. It is compatible with 1978-88 GM Metric G-Body vehicles and designed for street stock and hobby stock racing applications.
- Allstar Performance Metric Upper Control Arm Left 9in ALL57984 – This tubular upper control arm is designed for the driver side on GM Metric Frames, measuring 9.00 inches long with a bolt-in ball joint and steel construction finished in black powder coat. It features greasable pivot points and is ideal for hobby stock race cars, providing a perfect fit and function.
- Spring Cup Weight Jack Bolt Combo ONE PAIR IMCA Modified Dirt USRA B-Mod Cups – This kit includes two 8" long steel jack bolts with 1-8 course threads and two steel spring cups with a 5-inch outer diameter. It is designed for IMCA Modified, Dirt, and USRA B-Mod cups.
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!
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- Qty in Cart
- Quantity
- Price
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Coil Over Spring Seat 2.5in Dia - Flat Style SR-81250
PENSKE RACING SHOCKS
$79.00Coil Over Spring Seat 2.5in Dia - Flat StyleCoil-Over Spring Seat2-1/2 in ID SpringsAluminumGold AnodizedPenske ShocksEachPENSR-81250- SKU:
- PENSR-81250
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MFG Part #:
- SR-81250
$79.00 -
7150 Steel Shock 8.75 Stroke 24.0 OAL 10/2 Vlv PS-7159-10/2
PENSKE RACING SHOCKS
$505.007150 Steel Shock 8.75 Stroke 24.0 OAL 10/2 VlvShock7150 SeriesTwintube15.25 in Compressed / 24.00 in Extended1.94 in OD10-2 ValveSmooth SteelNickel PlatedEachPENPS-7159-10/2- SKU:
- PENPS-7159-10/2
- Availability:
- Ships Same Business Day
- Weight:
- 5.70 LBS
- MFG Part #:
- PS-7159-10/2
$505.00 -
2.5 Coil-Over Kit KT-75CO7
PENSKE RACING SHOCKS
$110.502.5 Coil-Over Kit Coil-Over Kit2.500 in ID SpringAluminumNatural7150 Series ShocksKitPENKT-75CO7- SKU:
- PENKT-75CO7
- Availability:
- Ships Same Business Day
- Weight:
- 0.98 LBS
- MFG Part #:
- KT-75CO7
$110.50 -
5.0 Coil-Over Kit KT-7155CO
PENSKE RACING SHOCKS
$237.005.0 Coil-Over Kit Coil-Over Kit5.000 in OD SpringAluminumBlack Anodized7150 Series ShocksKitPENKT-7155CO- SKU:
- PENKT-7155CO
- Availability:
- Ships Same Business Day
- Weight:
- 2.55 LBS
- MFG Part #:
- KT-7155CO
$237.00 -
Schrader Valve IU-22-S
PENSKE RACING SHOCKS
$26.50Schrader Valve Schrader ValveSteelChromeEachPENIU-22-S- SKU:
- PENIU-22-S
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MFG Part #:
- IU-22-S
$26.50 -
Valve Cap - Hi-Temp for Schrader Valve IU-06
PENSKE RACING SHOCKS
$5.50Valve Cap - Hi-Temp for Schrader ValveSchrader Valve CapSteelChromeEachPENIU-06- SKU:
- PENIU-06
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MFG Part #:
- IU-06
$5.50 -
Valve Core - 2000psi IU-04
PENSKE RACING SHOCKS
$5.50Valve Core - 2000psi Schrader Valve CoreSteelEachPENIU-04- SKU:
- PENIU-04
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MFG Part #:
- IU-04
$5.50 -
2.0 Extended Steel Eyelet EY-7150-E200
PENSKE RACING SHOCKS
$94.502.0 Extended Steel EyeletShock EndSphericalBearing Required2 in ExtendedSteelPolishedEachPENEY-7150-E200- SKU:
- PENEY-7150-E200
- Availability:
- Ships Same Business Day
- Weight:
- 0.59 LBS
- MFG Part #:
- EY-7150-E200
$94.50 -
1.0 Extended Steel Eyelet EY-7150-E100
PENSKE RACING SHOCKS
$94.501.0 Extended Steel EyeletShock EndSphericalBearing Required1 in ExtendedSteelPolishedEachPENEY-7150-E100- SKU:
- PENEY-7150-E100
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MFG Part #:
- EY-7150-E100
$94.50 -
32GR Bump Rubber Yellow BR-32
PENSKE RACING SHOCKS
$47.5032GR Bump Rubber Yellow Bump Stop 32 gr Polyurethane Yellow Penske Shocks Each This bump stop is specifically designed to work with Penske Shocks. With its Polyurethane construction, it provides reliable and consistent performance during your rides. It...PENBR-32- SKU:
- PENBR-32
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- BR-32
$47.50 -
PEM Metric Upper Trailing Arm Mount Steel Weld-On GM Metric Pair HMBUSET
PEM
$62.99PEM Metric Upper Trailing Arm Mount Steel Weld-On GM Metric Pair HMBUSET The PEM Metric Upper Trailing Arm Mounts are designed to enhance the rear suspension of GM Metric chassis by providing a sturdy and reliable mounting point for upper trailing arms...PEMHMBUSET- SKU:
- PEMHMBUSET
- Availability:
- Ships Same Business Day
- Weight:
- 3.15 LBS
- MFG Part #:
- HMBUSET
$62.99 -
Shockwears Armor 17in Long Barrel Spring 32-2987-01
OUTERWEARS
$58.99Shockwears Armor 17in Long Barrel SpringShock CoverShockwears Armor17 in Long4.500 in ODElastic EndsHook and Loop ClosurePolyesterBlackEachOUT32-2987-01- SKU:
- OUT32-2987-01
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MFG Part #:
- 32-2987-01
$58.99 -
Shockwears Armor 14in Long Barrel Spring 32-2986-01
OUTERWEARS
$58.99Shockwears Armor 14in Long Barrel SpringShock CoverShockwears Armor14 in Long4.500 in ODElastic EndsHook and Loop ClosurePolyesterBlackEachOUT32-2986-01- SKU:
- OUT32-2986-01
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MFG Part #:
- 32-2986-01
$58.99Qty in Cart: 0Quantity:Price:$58.99Subtotal: -
Shockwears Armor 12in Long Barrel Spring 32-2985-01
OUTERWEARS
$58.99Shockwears Armor 12in Long Barrel SpringShock CoverShockwears Armor12 in Long4.500 in ODElastic EndsHook and Loop ClosurePolyesterBlackEachOUT32-2985-01- SKU:
- OUT32-2985-01
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MFG Part #:
- 32-2985-01
$58.99 -
Shockwears Armor 19in Long Barrel Spring 32-2984-01
OUTERWEARS
$58.99Shockwears Armor 19in Long Barrel SpringShock CoverShockwears Armor19 in Long4.500 in ODElastic EndsHook and Loop ClosurePolyesterBlackEachOUT32-2984-01- SKU:
- OUT32-2984-01
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- MFG Part #:
- 32-2984-01
$58.99 -
Shockwears Armor 10in Long Barrel Spring 32-2983-01
OUTERWEARS
$57.99Shockwears Armor 10in Long Barrel SpringShock CoverShockwears Armor10 in Long4.500 in ODElastic EndsHook and Loop ClosurePolyesterBlackEachOUT32-2983-01- SKU:
- OUT32-2983-01
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MFG Part #:
- 32-2983-01
$57.99 -
Shockwears Armor 3in x 14in 32-2612-01
OUTERWEARS
$41.99Shockwears Armor 3in x 14inShock CoverShockwears Armor14 in Long3.000 in ODElastic EndsHook and Loop ClosurePolyesterBlackEachOUT32-2612-01- SKU:
- OUT32-2612-01
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- MFG Part #:
- 32-2612-01
$41.99Qty in Cart: 0Quantity:Price:$41.99Subtotal: -
Shockwears Armor 3in x 21in 32-2605-01
OUTERWEARS
$41.99Shockwears Armor 3in x 21inShock CoverShockwears Armor21 in Long3.000 in ODElastic EndsHook and Loop ClosurePolyesterBlackEachOUT32-2605-01- SKU:
- OUT32-2605-01
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MFG Part #:
- 32-2605-01
$41.99 -
Shockwears Armor 3in x 19in 32-2604-01
OUTERWEARS
$41.99Shockwears Armor 3in x 19inShock CoverShockwears Armor19 in Long3.000 in ODElastic EndsHook and Loop ClosurePolyesterBlackEachOUT32-2604-01- SKU:
- OUT32-2604-01
- Availability:
- Ships Same Business Day
- Weight:
- 0.32 LBS
- MFG Part #:
- 32-2604-01
$41.99 -
Shockwears Armor 3in x 17in 32-2603-01
OUTERWEARS
$41.99Shockwears Armor 3in x 17inShock CoverShockwears Armor17 in Long3.000 in ODElastic EndsHook and Loop ClosurePolyesterBlackEachOUT32-2603-01- SKU:
- OUT32-2603-01
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- MFG Part #:
- 32-2603-01
$41.99
