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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QA1 Coil Spring 2.5in ID x 14in Black 14HT095B
QA1
$79.95The QA1 Coil Spring delivers the responsive suspension tuning that separates competitive setups from mediocre ones. With a 95 lb/in spring rate, this coil-over spring provides the progressive load control needed for consistent handling across varying...QA114HT095B- SKU:
- QA114HT095B
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 12in Black 12HT500B
QA1
$79.95If you're building a coil-over suspension system that demands precision and reliability, the QA1 2.5in ID coil spring delivers the consistent spring rate you need for predictable handling and performance tuning. At 500 lb/in, this spring provides a stiff...QA112HT500B- SKU:
- QA112HT500B
- Availability:
- Ships Same Business Day
- Weight:
- 7.30 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 12in Black 12HT450B
QA1
$79.95If you're tuning a coil-over suspension system, spring rate is everything—and 450 lb/in gives you the responsive, linear support needed for consistent track performance without sacrificing street comfort. This QA1 spring delivers predictable load...QA112HT450B- SKU:
- QA112HT450B
- Availability:
- Ships Same Business Day
- Weight:
- 6.60 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 12in Black 12HT400B
QA1
$79.95A properly tuned suspension starts with the right spring rate, and the QA1 12HT400B delivers the precision stiffness you need for predictable handling and consistent lap times. Whether you're fine-tuning a street machine or dialing in a dedicated track...QA112HT400B- SKU:
- QA112HT400B
- Availability:
- Ships Same Business Day
- Weight:
- 6.70 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 12in Black 12HT200B
QA1
$79.95If you're building a coil-over suspension system that demands precise load control and consistent performance across track sessions, you need springs engineered for repeatability. QA1's 12-inch coil springs deliver the predictable rate consistency that...QA112HT200B- SKU:
- QA112HT200B
- Availability:
- Ships Same Business Day
- Weight:
- 3.80 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 12in Black 12HT170B
QA1
$79.95If you're building a coil-over suspension system, spring rate consistency is non-negotiable—and this QA1 spring delivers exactly that. At 170 lb/in, it's engineered to provide predictable load control and precise chassis geometry, whether you're...QA112HT170B- SKU:
- QA112HT170B
- Availability:
- Ships Same Business Day
- Weight:
- 3.50 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 12in Black 12HT150B
QA1
$79.95A coil spring's job is straightforward: manage suspension geometry and control ride quality under load. The QA1 12HT150B delivers a 150 lb/in spring rate in a compact 2.5-inch bore, making it ideal for vehicles running coil-over setups where precise...QA112HT150B- SKU:
- QA112HT150B
- Availability:
- Ships Same Business Day
- Weight:
- 3.30 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 12in Black 12HT110B
QA1
$79.95The QA1 Coil Spring delivers consistent, predictable suspension geometry critical for track-focused applications and precision handling. Its 110 lb/in spring rate provides the stiffness needed for controlled cornering without sacrificing ride quality,...QA112HT110B- SKU:
- QA112HT110B
- Availability:
- Ships Same Business Day
- Weight:
- 2.60 LBS
$79.95 -
QA1 C/O Spring - 4.125ID x 11 250# 11HTBF250
QA1
$104.95If you're running a coil-over suspension system, spring rate directly determines how your chassis handles load transfer and compliance. The QA1 250# spring delivers a moderate rate that balances responsiveness with ride comfort, making it ideal for...QA111HTBF250- SKU:
- QA111HTBF250
- Availability:
- Ships Same Business Day
- Weight:
- 5.29 LBS
$104.95 -
QA1 C/O Spring - 4.10 ID X 10 750# Silver 10HTBF750
QA1
$104.95When you're tuning your suspension for precise handling and consistent performance, spring rate is everything—and the QA1 C/O Spring delivers the 750 lb/in stiffness needed for responsive cornering without sacrificing ride quality. This conventional coil...QA110HTBF750- SKU:
- QA110HTBF750
- Availability:
- Ships Same Business Day
- Weight:
- 7.50 LBS
$104.95 -
QA1 Coil Spring 2.5in ID x 10in Black 10HT550B
QA1
$79.95If you're building a coil-over suspension system or fine-tuning your existing setup, spring rate selection is critical to achieving the handling balance you need. The QA1 10HT550B delivers a firm 550 lb/in rate in a compact 2.5-inch ID package, making it...QA110HT550B- SKU:
- QA110HT550B
- Availability:
- Ships Same Business Day
- Weight:
- 5.60 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 10in Black 10HT500B
QA1
$79.95If you're building a coil-over suspension setup or tuning your car's ride height and handling characteristics, spring rate selection is critical to achieving your target performance. The QA1 10HT500B delivers a medium-stiff 500 lb/in rate that strikes a...QA110HT500B- SKU:
- QA110HT500B
- Availability:
- Ships Same Business Day
- Weight:
- 5.30 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 10in Black 10HT450B
QA1
$79.95If you're building a performance suspension setup, spring rate is everything—and the QA1 10HT450B delivers a firm 450 lb/in rate that gives you the responsive, predictable handling you need for road course or autocross duty. This coil-over spring offers...QA110HT450B- SKU:
- QA110HT450B
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 10in Black 10HT400B
QA1
$79.95If you're building a coil-over suspension system and need a spring that delivers predictable, linear response without compromise, the QA1 10HT400B is engineered for precision tuning. This 400 lb/in spring rate gives you the stiffness needed for...QA110HT400B- SKU:
- QA110HT400B
- Availability:
- Ships Same Business Day
- Weight:
- 4.50 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 10in Black 10HT350B
QA1
$79.95If you're tuning a coil-over suspension system, spring rate is everything—and this QA1 unit delivers a predictable 350 lb/in rate for controlled handling without excessive harshness. Whether you're fine-tuning lap times or dialing in street performance,...QA110HT350B- SKU:
- QA110HT350B
- Availability:
- Ships Same Business Day
- Weight:
- 4.20 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 10in Black 10HT250B
QA1
$79.95If you're building a dedicated race car or high-performance street machine, spring rate is everything—and the QA1 10HT250B delivers the 250 lb/in stiffness needed for responsive, predictable suspension geometry without excessive harshness on the track...QA110HT250B- SKU:
- QA110HT250B
- Availability:
- Ships Same Business Day
- Weight:
- 3.60 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 10in Black 10HT200B
QA1
$79.95If you're building or tuning a coil-over suspension system, spring rate is everything—it directly affects your car's handling response, ride comfort, and track performance. The QA1 10HT200B delivers a moderate 200 lb/in rate that works well for...QA110HT200B- SKU:
- QA110HT200B
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 10in Black 10HT150B
QA1
$79.95If you're building a coil-over suspension system or upgrading your existing setup, spring rate is everything—and this QA1 unit delivers the consistency you need for predictable handling and reliable load support. At 150 lb/in, this spring strikes a...QA110HT150B- SKU:
- QA110HT150B
- Availability:
- Ships Same Business Day
- Weight:
- 2.60 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 10in Black 10HT125B
QA1
$79.95Precision suspension tuning demands springs engineered for consistent performance across your entire range of motion. The QA1 10HT125B coil-over spring delivers a moderate 125 lb/in rate that balances responsive handling with ride quality, making it...QA110HT125B- SKU:
- QA110HT125B
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
$79.95 -
QA1 Coil Spring 2.5in ID x 10in Black 10HT100B
QA1
$79.95If you're building a coil-over suspension system or tuning an existing setup, spring rate selection directly impacts your vehicle's handling balance, ride quality, and track performance. The QA1 10HT100B delivers a moderate 100 lb/in rate that works...QA110HT100B- SKU:
- QA110HT100B
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
$79.95Qty in Cart: 0Quantity:Price:$79.95Subtotal:
