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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Allstar Performance C/O Slotted Top Afco/ Monroe ALL64170
ALLSTAR PERFORMANCE
$19.49If you're running AFCO or Monroe shocks on your race car, this coil-over spring seat delivers the precision fitment and adjustability your suspension setup demands. The drilled, black anodized aluminum construction keeps weight minimal while maintaining...ALL64170- SKU:
- ALL64170
- Availability:
- Ships Same Business Day
- Weight:
- 0.29 LBS
$19.49 -
Allstar Performance Alum C/O Sleeve 7in JRI ALL64169
ALLSTAR PERFORMANCE
$25.99If you're running JRI coil-over shocks, you need a properly sized sleeve to ensure smooth suspension travel and protect your shock body from debris and impact. This 7-inch aluminum sleeve threads directly onto your JRI shock, providing the precision fit...ALL64169- SKU:
- ALL64169
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$25.99 -
Allstar Performance Alum C/O Sleeve 7in QA1 ALL64167
ALLSTAR PERFORMANCE
$21.99If you're running QA1 coil-over shocks, this aluminum sleeve is essential for maintaining consistent ride height and spring preload without the hassle of constant adjustments. The 7-inch threaded design provides fine-tuned control over suspension...ALL64167- SKU:
- ALL64167
- Availability:
- Ships Same Business Day
- Weight:
- 0.47 LBS
$21.99 -
Allstar Performance Alum C/O Sleeve 7in Carrera/Pro ALL64165
ALLSTAR PERFORMANCE
$23.99If you're running Carrera or Pro shocks on your race car, proper coil-over sleeve fitment is essential for consistent suspension geometry and ride height adjustment. This Allstar Performance aluminum sleeve delivers the precision engineering needed to...ALL64165- SKU:
- ALL64165
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$23.99 -
Allstar Performance Alum C/O Sleeve 7in Fox ALL64164
ALLSTAR PERFORMANCE
$24.69If you're running Fox coil-over shocks, a quality sleeve is essential for maintaining proper ride height, suspension geometry, and shock longevity. This Allstar Performance aluminum sleeve delivers precision fitment and durability where it matters...ALL64164- SKU:
- ALL64164
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
$24.69 -
Allstar Performance Alum C/O Sleeve 7in Bilstein/Koni/Penske ALL64163
ALLSTAR PERFORMANCE
$23.99If you're running Bilstein, Koni, or Penske coil-overs, this aluminum sleeve is essential for achieving precise ride height adjustments without compromising shock integrity. The threaded design threads directly onto your existing shock body, allowing you...ALL64163- SKU:
- ALL64163
- Availability:
- Ships Same Business Day
- Weight:
- 0.57 LBS
$23.99 -
Allstar Performance Alum C/O Sleeve 5in Bilstein/Koni/Penske ALL64162
ALLSTAR PERFORMANCE
$22.99A quality coil-over sleeve is essential for precise ride height adjustment and shock tuning on your racing platform. This Allstar Performance aluminum sleeve integrates seamlessly with industry-leading shock brands, giving you the thread compatibility...ALL64162- SKU:
- ALL64162
- Availability:
- Ships Same Business Day
- Weight:
- 0.42 LBS
$22.99 -
Allstar Performance Alum C/O Sleeve 5in Afco Monroe ALL64160
ALLSTAR PERFORMANCE
$19.99Fine-tuning suspension geometry requires precision components that won't compromise under load. This Allstar aluminum coil-over sleeve delivers the adjustability you need while maintaining structural integrity—essential whether you're dialing in ride...ALL64160- SKU:
- ALL64160
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
$19.99 -
Allstar Performance Upper Link Spacer Kit Adjustable ALL60178
ALLSTAR PERFORMANCE
$114.99Precise suspension geometry is non-negotiable in racing, and your upper link angles directly impact chassis handling, tire wear, and cornering performance. The Allstar Performance Upper Link Spacer Kit gives you adjustable geometry tuning without...ALL60178- SKU:
- ALL60178
- Availability:
- Ships Same Business Day
- Weight:
- 0.47 LBS
$114.99 -
Allstar Performance 5 Hole Brackets w/ 3/4in Holes 1pr ALL60167
ALLSTAR PERFORMANCE
$12.99Panhard bar brackets are critical for lateral chassis control in high-performance applications, and these Allstar Performance brackets deliver the precision geometry needed for consistent handling and reduced body roll. Built from heavy-duty steel and...ALL60167- SKU:
- ALL60167
- Availability:
- Ships Same Business Day
- Weight:
- 1.08 LBS
$12.99 -
Allstar Performance 6 Hole Brackets w/ 3/4in Holes 1pr ALL60165
ALLSTAR PERFORMANCE
$13.99Panhard bar brackets are critical for lateral chassis control, especially in performance and racing applications where suspension geometry directly impacts handling precision and tire wear. The Allstar Performance 6-hole design gives you multiple...ALL60165- SKU:
- ALL60165
- Availability:
- Ships Same Business Day
- Weight:
- 1.42 LBS
$13.99 -
Allstar Performance 6 Hole Brackets w/ 5/8in Holes 1pr ALL60163
ALLSTAR PERFORMANCE
$14.99Panhard bar brackets are essential for controlling lateral chassis movement and maintaining consistent suspension geometry under hard cornering. These Allstar Performance frame-mount brackets provide a solid, adjustable mounting solution for custom and...ALL60163- SKU:
- ALL60163
- Availability:
- Ships Same Business Day
- Weight:
- 1.53 LBS
$14.99 -
Allstar Performance 6 Hole Brackets w/ 1/2in Holes 1pr ALL60162
ALLSTAR PERFORMANCE
$16.99A properly mounted Panhard bar is critical for lateral chassis control, especially in high-performance applications where suspension geometry directly impacts lap times and safety. These Allstar brackets deliver the rigid frame-mounting solution you need...ALL60162- SKU:
- ALL60162
- Availability:
- Ships Same Business Day
- Weight:
- 1.54 LBS
$16.99 -
Allstar Performance Shock Mount 2 Hole ALL60114
ALLSTAR PERFORMANCE
$14.99If you're building a custom suspension setup or fabricating a race frame, a solid shock mount is non-negotiable. This Allstar Performance weld-on design provides a rock-solid attachment point that won't flex or shift under load, keeping your suspension...ALL60114- SKU:
- ALL60114
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$14.99 -
Allstar Performance Trailing Arm Mounts Metric GM Upper 1pr ALL60059
ALLSTAR PERFORMANCE
$49.99Trailing arm geometry directly impacts your suspension's handling characteristics and rear-end stability under acceleration and braking. These Allstar mounts provide a solid foundation for custom suspension setups, allowing you to dial in precise...ALL60059- SKU:
- ALL60059
- Availability:
- Ships Same Business Day
- Weight:
- 2.94 LBS
$49.99 -
Allstar Performance Upper T/A Mount GM ALL60058
ALLSTAR PERFORMANCE
$16.49If you're running a solid rear axle setup with 3-inch tubes, a properly engineered upper trailing arm mount is critical to maintaining chassis geometry and suspension compliance under load. The Allstar Performance Upper T/A Mount eliminates flex and...ALL60058- SKU:
- ALL60058
- Availability:
- Ships Same Business Day
- Weight:
- 0.99 LBS
$16.49 -
Allstar Performance Shock Bracket for Universal T/A Mount ALL60051
ALLSTAR PERFORMANCE
$10.99Precise shock mounting is critical to maintaining consistent suspension geometry under extreme load. This weld-on bracket from Allstar Performance provides a rigid mounting point for universal T/A shock configurations, eliminating flex and ensuring...ALL60051- SKU:
- ALL60051
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
$10.99 -
Allstar Performance Universal T/A Bracket Lower Straight ALL60050
ALLSTAR PERFORMANCE
$14.99If you're building a dedicated track car or high-performance race platform, a quality trailing arm bracket is foundational to rear suspension geometry and stability. The Allstar Performance Universal T/A Bracket delivers reliable weld-on construction...ALL60050- SKU:
- ALL60050
- Availability:
- Ships Same Business Day
- Weight:
- 1.84 LBS
$14.99 -
Allstar Performance Metric Upper Control Arm Left 10in ALL57986
ALLSTAR PERFORMANCE
$99.99Suspension geometry directly impacts handling precision and tire wear—and your upper control arm is the critical link between your chassis and front-end performance. This Allstar metric upper delivers the durability and adjustability hobby stock and...ALL57986- SKU:
- ALL57986
- Availability:
- Ships Same Business Day
- Weight:
- 4.43 LBS
$99.99 -
Allstar Performance Metric Upper Control Arm Left 9-1/2in ALL57985
ALLSTAR PERFORMANCE
$99.99Precise front-end geometry is non-negotiable in competitive racing, and worn or substandard control arms directly compromise suspension alignment, tire wear, and handling predictability. This Allstar Performance metric upper control arm delivers the...ALL57985- SKU:
- ALL57985
- Availability:
- Ships Same Business Day
- Weight:
- 4.60 LBS
$99.99
