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
- Subtotal
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Howe Trailing Arm & Shock Mnt 31991
HOWE
$200.99If you're running a 3-inch axle tube setup, rear suspension geometry directly impacts your launch characteristics, weight transfer, and overall chassis control. The Howe Trailing Arm & Shock Mount gives you the adjustability to dial in your suspension...HOW31991- SKU:
- HOW31991
- Availability:
- Ships Same Business Day
- Weight:
- 4.27 LBS
- MFG Part #:
- 31991
$200.99 -
Howe Threaded Bushing 2-1/4 x 5/8 -18 31899
HOWE
$5.99The Howe Threaded Bushing 31899 is an essential component for custom suspension and chassis fabrication, providing a reliable threaded interface where welded connections demand precision and strength. Whether you're building a custom control arm,...HOW31899- SKU:
- HOW31899
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MFG Part #:
- 31899
$5.99 -
Howe Trailing Arm Easy Adjust RH Low Profile 318928R
HOWE
$119.99Rear suspension geometry is everything—and the Howe Trailing Arm Easy Adjust RH gives you the precision tuning you need without expensive fabrication. Whether you're chasing lap times or dialing in a street car, adjustable trailing arms let you dial out...HOW318928R- SKU:
- HOW318928R
- Availability:
- Ships Same Business Day
- Weight:
- 2.02 LBS
- MFG Part #:
- 318928R
$119.99 -
Howe Trailing Arm Easy Adjust LH Low Profile 318928L
HOWE
$119.99Trailing arm geometry is critical to rear suspension performance, directly affecting your vehicle's handling, stability, and tire wear. The Howe Easy Adjust system lets you fine-tune your suspension setup without frame modifications, saving hours of...HOW318928L- SKU:
- HOW318928L
- Availability:
- Ships Same Business Day
- Weight:
- 2.04 LBS
- MFG Part #:
- 318928L
$119.99 -
Howe Rt.Trailing Arm Adjuster 318927R
HOWE
$119.99Precise suspension geometry is non-negotiable when you're chasing lap times or building a reliable street machine. The Howe Rt. Trailing Arm Adjuster gives you the adjustability to dial in your rear suspension alignment without compromising structural...HOW318927R- SKU:
- HOW318927R
- Availability:
- Ships Same Business Day
- Weight:
- 2.14 LBS
- MFG Part #:
- 318927R
$119.99 -
Howe 1.5x1.5 Panhard Mount LW Steel 30782
HOWE
$52.99Panhard bars are critical for controlling lateral chassis movement during hard cornering, and this Howe mount delivers the adjustability and durability you need for consistent handling on the track. Built from billet steel and IMCA-approved, this...HOW30782- SKU:
- HOW30782
- Availability:
- Ships Same Business Day
- Weight:
- 2.58 LBS
- MFG Part #:
- 30782
$52.99 -
Howe 2x2 Panhard Bar Mount LW Steel 30781
HOWE
$52.99The Howe 2x2 Panhard Bar Mount delivers the lateral chassis control you need for consistent handling in high-speed corners and rough track conditions. This IMCA-approved clamp-on design bolts directly to 2-inch square or rectangle tubing, eliminating the...HOW30781- SKU:
- HOW30781
- Availability:
- Ships Same Business Day
- Weight:
- 2.62 LBS
- MFG Part #:
- 30781
$52.99 -
Howe Panhard Bar Slider 30780
HOWE
$53.99A panhard bar slider gives you critical lateral chassis control without the complexity of a full suspension rebuild. If you're running a solid axle setup and dealing with unwanted axle movement under hard cornering or acceleration, this clamp-on bracket...HOW30780- SKU:
- HOW30780
- Availability:
- Ships Same Business Day
- Weight:
- 2.07 LBS
- MFG Part #:
- 30780
$53.99 -
Howe 2.5in Lower Spring Cup 30392
HOWE
$39.99If you're running 2.5-inch coil springs on your race car or performance build, a quality lower spring cup is non-negotiable for maintaining consistent suspension geometry and preventing spring migration under hard cornering. The Howe 2.5in Lower Spring...HOW30392- SKU:
- HOW30392
- Availability:
- Ships Same Business Day
- Weight:
- 1.36 LBS
- MFG Part #:
- 30392
$39.99 -
Howe Coil Over Spring Pre-Load Cage 30209
HOWE
$295.99Fine-tuning your suspension geometry requires precision adjustments that don't compromise ride quality or handling responsiveness. The Howe Coil Over Spring Pre-Load Cage gives you the ability to dial in spring preload without removing shocks from your...HOW30209- SKU:
- HOW30209
- Availability:
- Ships Same Business Day
- Weight:
- 1.46 LBS
- MFG Part #:
- 30209
$295.99 -
Howe C/O Kit Adapter 2.5 to 5 30203
HOWE
$29.99If you're running a coil-over suspension setup and need to accommodate a larger spring package, this adapter bridges the gap between 2.5-inch coil-overs and 5-inch springs without compromising ride quality or handling precision. The Howe C/O Kit Adapter...HOW30203- SKU:
- HOW30203
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MFG Part #:
- 30203
$29.99 -
Howe EZ Adjuster Sway Bar Bolt 24097
HOWE
$43.99Sway bar adjustability is critical for dial-in suspension geometry across different track conditions and vehicle setups. The Howe EZ Adjuster delivers quick, repeatable adjustments without breaking down your suspension or reaching for additional...HOW24097- SKU:
- HOW24097
- Availability:
- Ships Same Business Day
- Weight:
- 1.67 LBS
- MFG Part #:
- 24097
$43.99 -
Howe Sway Bar Adjuster 1-5/8in. 23997
HOWE
$56.99Fine-tuning your suspension geometry is essential for extracting maximum grip and handling precision on the track or street. The Howe Sway Bar Adjuster eliminates guesswork by giving you repeatable, tool-free adjustments to anti-roll stiffness without...HOW23997- SKU:
- HOW23997
- Availability:
- Ships Same Business Day
- Weight:
- 2.22 LBS
- MFG Part #:
- 23997
$56.99 -
Howe Sway Bar Adjuster 1-3/8in & 1-1/2in 23972
HOWE
$33.99Fine-tuning your sway bar geometry requires precision connection points—this Howe adjuster delivers exact fitment for 1-3/8" and 1-1/2" bars without compromise. Whether you're dialing in understeer or optimizing corner balance on a dedicated track car, a...HOW23972- SKU:
- HOW23972
- Availability:
- Ships Same Business Day
- Weight:
- 0.62 LBS
- MFG Part #:
- 23972
$33.99 -
Howe Sway Bar Only 93-Up 1-3/8in 23795
HOWE
$386.99A quality sway bar is fundamental to chassis control and handling predictability—it directly reduces body roll during cornering and improves weight transfer consistency. The Howe 1-3/8" sway bar delivers the stiffness and durability required for serious...HOW23795- SKU:
- HOW23795
- Availability:
- Ships Same Business Day
- Weight:
- 7.95 LBS
- MFG Part #:
- 23795
$386.99Qty in Cart: 0Quantity:Price:$386.99Subtotal: -
Howe Sway Bar Collar 1-3/8in 23705
HOWE
$13.99A quality sway bar collar is fundamental to maintaining consistent suspension geometry and preventing unwanted movement under cornering loads. The Howe 1-3/8in Sway Bar Collar delivers precision clamping with minimal deflection, ensuring your sway bar...HOW23705- SKU:
- HOW23705
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 23705
$13.99 -
Howe Sway Bar Collar 1-1/4in 23704
HOWE
$11.99A quality sway bar collar is essential for maintaining suspension geometry and preventing unwanted bar movement during aggressive cornering or track use. This Howe collar delivers the precision fit and durability needed for consistent handling...HOW23704- SKU:
- HOW23704
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- 23704
$11.99 -
Howe Sway Bar Collar 1-1/2in 23702
HOWE
$14.49A quality sway bar collar is critical for maintaining suspension geometry and preventing unwanted movement under cornering loads. The Howe 1-1/2in aluminum collar delivers precision fitment and secure clamping without the flex or wear of inferior...HOW23702- SKU:
- HOW23702
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- 23702
$14.49 -
Howe Sway Bar Collar 1-1/8in 23700
HOWE
$11.99A quality sway bar collar is essential for maintaining consistent suspension geometry and eliminating slop in your suspension setup. The Howe 1-1/8in Sway Bar Collar ensures your bar stays securely positioned under cornering loads, preventing deflection...HOW23700- SKU:
- HOW23700
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 23700
$11.99 -
Howe Sway Bar Wear Blocks and Bolts 236971
HOWE
$62.99Sway bar wear blocks degrade with heat and repeated articulation, compromising your suspension's geometry and handling precision—this replacement kit restores critical clearances and maintains your adjustable rate sway bar's performance characteristics...HOW236971- SKU:
- HOW236971
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MFG Part #:
- 236971
$62.99
