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!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Allstar Performance Extension Rod w/Bushing ALL60272
ALLSTAR PERFORMANCE
$48.99Precision chassis tuning depends on adjustable suspension geometry, and this extension rod gives you the fine-tuned control needed for competitive handling. Whether you're dialing in a track car or fine-tuning street performance, the ability to adjust...ALL60272- SKU:
- ALL60272
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- MFG Part #:
- ALL60272
$48.99 -
Allstar Performance Panhard Bar Adjuster Kit Frame Mount Std Mount ALL60270
ALLSTAR PERFORMANCE
$262.99Panhard bar geometry is critical for maintaining lateral weight distribution and chassis stability under load—especially in cornering and high-g maneuvers. This adjustable frame mount kit lets you fine-tune your bar angle without permanent modifications,...ALL60270- SKU:
- ALL60270
- Availability:
- Ships Same Business Day
- Weight:
- 5.13 LBS
- MFG Part #:
- ALL60270
$262.99 -
Allstar Performance Panhard Bar Mount I/C Radiused Climbing Style ALL60247
ALLSTAR PERFORMANCE
$225.99Lateral chassis movement kills lap times and tire life. The Allstar Performance Panhard Bar Mount I/C delivers adjustable, clamp-on mounting for radiused climbing-style bars, giving you the fine-tuning control needed to dial in your suspension geometry...ALL60247- SKU:
- ALL60247
- Availability:
- Ships Same Business Day
- Weight:
- 4.73 LBS
- MFG Part #:
- ALL60247
$225.99 -
Allstar Performance Panhard Bar Bracket Steel 1.5in x 1.5in ALL60244
ALLSTAR PERFORMANCE
$54.99A Panhard bar is critical for controlling lateral chassis movement during aggressive cornering, and this Allstar bracket provides the frame-mount foundation your suspension geometry demands. Whether you're fine-tuning a circle-track setup or building a...ALL60244- SKU:
- ALL60244
- Availability:
- Ships Same Business Day
- Weight:
- 2.67 LBS
- MFG Part #:
- ALL60244
$54.99 -
Allstar Performance Panhard Bar Bracket Alum 2in x 2in 3 Hole ALL60243
ALLSTAR PERFORMANCE
$66.99A quality panhard bar bracket is essential for maintaining lateral chassis stability under hard cornering, especially in dedicated track applications. This Allstar Performance aluminum bracket provides a sturdy, clamp-on mounting solution that integrates...ALL60243- SKU:
- ALL60243
- Availability:
- Ships Same Business Day
- Weight:
- 1.99 LBS
- MFG Part #:
- ALL60243
$66.99 -
Allstar Performance Panhard Bar Bracket Steel 2in x 2in ALL60240
ALLSTAR PERFORMANCE
$54.99A panhard bar is critical for controlling lateral chassis movement during hard cornering, and this Allstar bracket gives you a secure, clamp-on mounting solution without frame modification. Whether you're tuning a dirt track car or street rod, this steel...ALL60240- SKU:
- ALL60240
- Availability:
- Ships Same Business Day
- Weight:
- 2.57 LBS
- MFG Part #:
- ALL60240
$54.99Qty in Cart: 0Quantity:Price:$54.99Subtotal: -
Allstar Performance Drop Mount Clamp On Shock Bracket 1-1/2in ALL60225
ALLSTAR PERFORMANCE
$32.99A solid shock mount is non-negotiable when you're building a chassis that performs. This Allstar Performance drop mount clamp-on bracket eliminates guesswork by providing a rigid, repeatable attachment point for your shock absorber—critical for...ALL60225- SKU:
- ALL60225
- Availability:
- Ships Same Business Day
- Weight:
- 1.52 LBS
- MFG Part #:
- ALL60225
$32.99 -
Allstar Performance 5th Coil Shock Mount 1.50in ALL60218
ALLSTAR PERFORMANCE
$63.99A properly mounted 5th coil shock is critical for maintaining consistent suspension geometry and load transfer during high-speed cornering and acceleration. This Allstar Performance mount delivers a rigid, repeatable connection point that eliminates play...ALL60218- SKU:
- ALL60218
- Availability:
- Ships Same Business Day
- Weight:
- 0.57 LBS
- MFG Part #:
- ALL60218
$63.99 -
Allstar Performance Control Arm Shim Kit Dual Mount ALL60210
ALLSTAR PERFORMANCE
$92.99Precision alignment is the foundation of consistent handling and tire wear, and this control arm shim kit gives you the fine-tuning capability that factory geometry simply can't match. Whether you're dialing in a street machine or optimizing a...ALL60210- SKU:
- ALL60210
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- MFG Part #:
- ALL60210
$92.99 -
Allstar Performance Control Arm Shim 1.00in Dual Mount ALL60209
ALLSTAR PERFORMANCE
$21.79Precision alignment is non-negotiable in high-performance racing, and control arm shims are essential for dialing in the exact geometry your suspension demands. This Allstar Performance upper control arm shim lets you fine-tune camber and caster angles...ALL60209- SKU:
- ALL60209
- Availability:
- Ships Same Business Day
- Weight:
- 0.59 LBS
- MFG Part #:
- ALL60209
$21.79 -
Allstar Performance Control Arm Shim .750in Dual Mount ALL60208
ALLSTAR PERFORMANCE
$18.99Control arm shims are essential for fine-tuning suspension geometry and correcting alignment issues that compromise handling and tire wear. This Allstar Performance upper control arm shim allows precise adjustments to camber and caster angles without...ALL60208- SKU:
- ALL60208
- Availability:
- Ships Same Business Day
- Weight:
- 0.47 LBS
- MFG Part #:
- ALL60208
$18.99 -
Allstar Performance Control Arm Shim .500in Dual Mount ALL60207
ALLSTAR PERFORMANCE
$14.59Control arm shims are essential for fine-tuning suspension geometry and correcting alignment issues that develop over time or result from chassis modifications. This .500-inch shim allows you to adjust caster, camber, and kingpin inclination with...ALL60207- SKU:
- ALL60207
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- MFG Part #:
- ALL60207
$14.59 -
Allstar Performance Control Arm Shim .375in Dual Mount ALL60206
ALLSTAR PERFORMANCE
$13.49Precision suspension geometry starts with the right shim thickness. This Allstar Performance control arm shim allows you to dial in upper control arm angles with accuracy, correcting camber and caster for improved tire wear, handling response, and...ALL60206- SKU:
- ALL60206
- Availability:
- Ships Same Business Day
- Weight:
- 0.27 LBS
- MFG Part #:
- ALL60206
$13.49 -
Allstar Performance Control Arm Shim .250in Dual Mount ALL60205
ALLSTAR PERFORMANCE
$12.49Control arm alignment directly impacts suspension geometry, tire wear, and handling response—and even small deviations compound over time. This Allstar Performance shim gives you precise geometry correction without replacing entire components, making it...ALL60205- SKU:
- ALL60205
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- MFG Part #:
- ALL60205
$12.49 -
Allstar Performance Control Arm Shim .185in Dual Mount ALL60204
ALLSTAR PERFORMANCE
$10.99Control arm shims are essential for fine-tuning suspension geometry and correcting alignment issues that stock components can't address. This .185" shim allows precise camber and caster adjustments, enabling you to dial in the exact setup your vehicle...ALL60204- SKU:
- ALL60204
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- MFG Part #:
- ALL60204
$10.99 -
Allstar Performance Control Arm Shim .125in Dual Mount ALL60203
ALLSTAR PERFORMANCE
$10.59Precise suspension geometry is non-negotiable when you're chasing lap times or dialing in your build. This Allstar Performance control arm shim gives you the adjustability to correct camber, caster, or ride height without fabrication—critical for...ALL60203- SKU:
- ALL60203
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MFG Part #:
- ALL60203
$10.59 -
Allstar Performance Control Arm Shims 10pk .125in ALL60201
ALLSTAR PERFORMANCE
$8.39Precise suspension geometry is non-negotiable in racing, and even small variances in control arm angles can cost you lap time or create dangerous handling characteristics. These Allstar Performance control arm shims allow you to fine-tune upper control...ALL60201- SKU:
- ALL60201
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- MFG Part #:
- ALL60201
$8.39 -
Allstar Performance Control Arm Shims 10pk .0625in ALL60200
ALLSTAR PERFORMANCE
$7.99Upper control arm alignment is critical for suspension geometry, and even slight deviations compromise handling, tire wear, and corner stability. These steel shims allow precise adjustment of camber and caster angles without permanent modification to...ALL60200- SKU:
- ALL60200
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- MFG Part #:
- ALL60200
$7.99 -
Allstar Performance Quick Adjust Kit for 3/4in Slider Box ALL60198
ALLSTAR PERFORMANCE
$39.99Precise suspension geometry is non-negotiable when you're chasing lap times or dialing in a competition setup. The Allstar Performance Quick Adjust Kit gives you the ability to fine-tune your trailing arm angle without breaking down your entire...ALL60198- SKU:
- ALL60198
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MFG Part #:
- ALL60198
$39.99 -
Allstar Performance Slider Box 1/2in ALL60186
ALLSTAR PERFORMANCE
$21.49Precision frame mounting demands a slider box that won't compromise your suspension geometry or chassis integrity. The Allstar Performance ALL60186 delivers the adjustability serious racers and fabricators need, with a robust steel construction designed...ALL60186- SKU:
- ALL60186
- Availability:
- Ships Same Business Day
- Weight:
- 1.22 LBS
- MFG Part #:
- ALL60186
$21.49
