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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Spring 9.5in Front Conventional 5in OD 0950.500.0750
EIBACH
$90.00If you're tuning a performance suspension system, spring rate is everything—and this 750 lb/in front spring delivers the stiffness needed for responsive handling and consistent weight transfer during aggressive driving. Built from high-grade steel with a...EIB0950.500.0750- SKU:
- EIB0950.500.0750
- Availability:
- Ships Same Business Day
- Weight:
- 7.21 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0700
EIBACH
$90.00A properly valved front spring is critical for maintaining consistent suspension geometry and load control during aggressive cornering and braking. This 700 lb/in coil spring delivers the stiffness needed for precision handling while the 9.5-inch length...EIB0950.500.0700- SKU:
- EIB0950.500.0700
- Availability:
- Ships Same Business Day
- Weight:
- 7.32 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0650
EIBACH
$90.00If you're building a track-focused suspension setup or upgrading your coil-over system, you need a spring that delivers consistent, predictable handling without compromise. This 9.5-inch front spring is engineered for serious performance applications...EIB0950.500.0650- SKU:
- EIB0950.500.0650
- Availability:
- Ships Same Business Day
- Weight:
- 6.67 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0600
EIBACH
$90.00A properly tuned front spring is fundamental to suspension geometry and weight transfer—critical factors that separate competitive lap times from mediocre ones. This 9.5-inch coil-over spring delivers a stiff 600 lb/in rate, ideal for front-end control...EIB0950.500.0600- SKU:
- EIB0950.500.0600
- Availability:
- Ships Same Business Day
- Weight:
- 6.71 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0550
EIBACH
$90.00If you're tuning a coil-over suspension system, spring rate is everything—and this 550 lb/in front spring delivers the stiffness needed for consistent handling and predictable weight transfer under load. The 9.5-inch length and 5-inch OD make this a...EIB0950.500.0550- SKU:
- EIB0950.500.0550
- Availability:
- Ships Same Business Day
- Weight:
- 5.84 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0500
EIBACH
$90.00A properly matched front spring is critical to your suspension's geometry, ride quality, and cornering performance. This 500 lb/in coil spring delivers the ideal balance of support and compliance for dedicated track builds and street applications...EIB0950.500.0500- SKU:
- EIB0950.500.0500
- Availability:
- Ships Same Business Day
- Weight:
- 6.03 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0475
EIBACH
$90.00A properly tuned front suspension starts with the right spring rate, and this 475 lb/in coil spring delivers the responsive handling and consistent ride height your vehicle needs for both street and track applications. Whether you're fine-tuning your...EIB0950.500.0475- SKU:
- EIB0950.500.0475
- Availability:
- Ships Same Business Day
- Weight:
- 6.16 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0450
EIBACH
$90.00Front coil springs are critical to your suspension's ability to manage weight transfer, maintain ride height, and keep your chassis planted under acceleration and braking. This 450 lb/in spring delivers a firmer setup ideal for road racing, autocross,...EIB0950.500.0450- SKU:
- EIB0950.500.0450
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0425
EIBACH
$90.00A properly tuned front suspension starts with the right spring rate. This 425 lb/in coil spring delivers the stiffness needed for consistent handling geometry during aggressive cornering and braking events, while its 9.5-inch length and 5-inch OD make it...EIB0950.500.0425- SKU:
- EIB0950.500.0425
- Availability:
- Ships Same Business Day
- Weight:
- 5.50 LBS
$90.00Qty in Cart: 0Quantity:Price:$90.00Subtotal: -
Spring 9.5in Front Conventional 5in OD 0950.500.0400
EIBACH
$90.00If you're building a precision front-end suspension setup, spring rate consistency is non-negotiable—this 400 lb/in coil-over spring delivers predictable load support without compromise. The 9.5-inch length and 5-inch OD make it a direct fit for most...EIB0950.500.0400- SKU:
- EIB0950.500.0400
- Availability:
- Ships Same Business Day
- Weight:
- 5.54 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0350
EIBACH
$90.00A properly tuned front spring is fundamental to suspension geometry and handling balance—this 350 lb/in conventional coil spring delivers consistent load support for both street and track applications. Whether you're fine-tuning your coil-over setup or...EIB0950.500.0350- SKU:
- EIB0950.500.0350
- Availability:
- Ships Same Business Day
- Weight:
- 5.09 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0300
EIBACH
$90.00A properly matched front spring is fundamental to suspension tuning—it directly controls your vehicle's weight transfer, ride height, and overall handling balance. This 300 lb/in conventional coil spring delivers predictable, linear spring rates ideal...EIB0950.500.0300- SKU:
- EIB0950.500.0300
- Availability:
- Ships Same Business Day
- Weight:
- 4.55 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0250
EIBACH
$90.00A precision front spring is fundamental to dialing in your suspension geometry and achieving consistent performance on track or strip. This 9.5-inch coil-over spring delivers a stiff 250 lb/in rate, making it ideal for high-downforce setups and...EIB0950.500.0250- SKU:
- EIB0950.500.0250
- Availability:
- Ships Same Business Day
- Weight:
- 4.12 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0200
EIBACH
$90.00A precision front coil spring engineered for serious suspension tuning. Whether you're dialing in a track setup or building a competition-ready suspension, this 200 lb/in rate delivers the responsive, predictable geometry you need for consistent...EIB0950.500.0200- SKU:
- EIB0950.500.0200
- Availability:
- Ships Same Business Day
- Weight:
- 3.98 LBS
$90.00 -
Spring 8in Coil-Over 2.5in ID 0800.250.0800
EIBACH
$82.00A properly tuned suspension starts with the right spring rate, and this 800 lb/in coil-over delivers the stiffness needed for responsive handling without sacrificing ride quality on street or track applications. Whether you're fine-tuning a road course...EIB0800.250.0800- SKU:
- EIB0800.250.0800
- Availability:
- Ships Same Business Day
- Weight:
- 4.42 LBS
$82.00 -
Spring 8in Coil-Over 2.5in ID 0800.250.0750
EIBACH
$82.00A properly tuned suspension starts with the right spring rate, and this 750 lb/in coil-over delivers the stiffness needed for responsive handling and consistent weight transfer under load. Whether you're fine-tuning a road course setup or dialing in a...EIB0800.250.0750- SKU:
- EIB0800.250.0750
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
$82.00 -
Spring 8in Coil-Over 2.5in ID 0800.250.0700
EIBACH
$82.00A properly matched coil-over spring is fundamental to building a suspension system that responds predictably under load and acceleration. This 700 lb/in spring rate delivers the stiffness needed for track work, autocross, and high-performance street...EIB0800.250.0700- SKU:
- EIB0800.250.0700
- Availability:
- Ships Same Business Day
- Weight:
- 4.07 LBS
$82.00 -
Spring 8in Coil-Over 2.5in ID 0800.250.0600
EIBACH
$82.00A properly tuned suspension demands springs engineered for your specific setup, and this 600 lb/in coil-over delivers the stiffness needed for precision handling and consistent performance under load. Whether you're dialing in a road course platform or...EIB0800.250.0600- SKU:
- EIB0800.250.0600
- Availability:
- Ships Same Business Day
- Weight:
- 3.76 LBS
$82.00 -
Spring 8in Coil-Over 2.5in ID 0800.250.0550
EIBACH
$82.00A precision-engineered coil-over spring built for demanding suspension setups where controlled compliance and consistent performance matter. At 550 lb/in, this spring delivers the stiffness needed for track applications while maintaining predictable load...EIB0800.250.0550- SKU:
- EIB0800.250.0550
- Availability:
- Ships Same Business Day
- Weight:
- 3.76 LBS
$82.00 -
Spring 8in Coil-Over 2.5in ID 0800.250.0500
EIBACH
$82.00If you're building a custom suspension setup or upgrading your coil-over system, spring rate is everything—and this 500 lb/in spring delivers the progressive support needed for responsive handling without sacrificing ride quality. At 8 inches long with a...EIB0800.250.0500- SKU:
- EIB0800.250.0500
- Availability:
- Ships Same Business Day
- Weight:
- 3.38 LBS
$82.00
