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 5.5in OD 0950.550.1150
EIBACH
$90.00If you're building or tuning a performance suspension, spring rate is everything—and this 1150 lb/in coil spring delivers the stiffness needed for precise handling without sacrificing ride quality. Whether you're fine-tuning a track car or upgrading a...EIB0950.550.1150- SKU:
- EIB0950.550.1150
- Availability:
- Ships Same Business Day
- Weight:
- 11.00 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in OD 0950.550.1100
EIBACH
$90.00If you're building a dedicated race suspension or upgrading your coil-over setup, spring rate directly impacts your car's handling responsiveness and load transfer. This 1100 lb/in front spring delivers the stiffness needed for precise corner control...EIB0950.550.1100- SKU:
- EIB0950.550.1100
- Availability:
- Ships Same Business Day
- Weight:
- 11.25 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in OD 0950.550.1050
EIBACH
$90.00If you're building a high-performance suspension system or upgrading your coil-over setup, spring rate is everything—and this 1050 lb/in front spring delivers the progressive support your chassis needs for precise handling without sacrificing ride...EIB0950.550.1050- SKU:
- EIB0950.550.1050
- Availability:
- Ships Same Business Day
- Weight:
- 12.15 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in OD 0950.550.1000
EIBACH
$90.00If you're tuning a front-end suspension setup that demands responsive handling and predictable load control, this 1000 lb/in coil spring delivers the stiffness you need for consistent performance across varying track conditions. The 9.5-inch length and 5...EIB0950.550.1000- SKU:
- EIB0950.550.1000
- Availability:
- Ships Same Business Day
- Weight:
- 11.16 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in OD 0950.550.0950
EIBACH
$90.00A properly matched front coil spring is fundamental to achieving consistent suspension geometry and predictable handling characteristics on the track or street. This 950 lb/in spring rate delivers the support needed for aggressive driving while...EIB0950.550.0950- SKU:
- EIB0950.550.0950
- Availability:
- Ships Same Business Day
- Weight:
- 11.10 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in OD 0950.550.0900
EIBACH
$90.00When you're building a high-performance front suspension, spring rate is everything—and 900 lb/in gives you the stiffness needed for consistent load transfer and precise handling without sacrificing ride control. This 9.5-inch coil-over spring delivers...EIB0950.550.0900- SKU:
- EIB0950.550.0900
- Availability:
- Ships Same Business Day
- Weight:
- 10.28 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in OD 0950.550.0850
EIBACH
$90.00If you're building a front-end suspension that demands precision tuning and consistent performance, this 850 lb/in coil spring delivers the stiffness needed for aggressive cornering and reduced body roll. With a 9.5-inch length and 5.5-inch outer...EIB0950.550.0850- SKU:
- EIB0950.550.0850
- Availability:
- Ships Same Business Day
- Weight:
- 9.01 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in OD 0950.550.0800
EIBACH
$90.00If you're building or tuning a front-end suspension setup, spring rate is everything—and 800 lb/in gives you the stiffness needed for responsive handling without sacrificing ride quality on street or strip applications. This 9.5-inch coil-over spring...EIB0950.550.0800- SKU:
- EIB0950.550.0800
- Availability:
- Ships Same Business Day
- Weight:
- 8.29 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in OD 0950.550.0750
EIBACH
$90.00If you're building a high-performance suspension system that demands precision tuning and consistent load support, this 750 lb/in coil spring delivers the stiffness and durability required for serious track work. The 9.5-inch length and 5.5-inch outer...EIB0950.550.0750- SKU:
- EIB0950.550.0750
- Availability:
- Ships Same Business Day
- Weight:
- 8.18 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in OD 0950.550.0700
EIBACH
$90.00A properly matched front spring is critical for maintaining consistent suspension geometry and predictable handling characteristics during high-performance driving. This 700 lb/in conventional coil spring delivers the stiffness needed for aggressive...EIB0950.550.0700- SKU:
- EIB0950.550.0700
- Availability:
- Ships Same Business Day
- Weight:
- 8.03 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in OD 0950.550.0650
EIBACH
$90.00If you're building a dedicated race car or performance suspension setup, spring rate consistency is non-negotiable—this 650 lb/in coil-over spring delivers predictable load handling and precise chassis control. The 9.5-inch length and 5.5-inch OD make it...EIB0950.550.0650- SKU:
- EIB0950.550.0650
- Availability:
- Ships Same Business Day
- Weight:
- 7.28 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in OD 0950.550.0600
EIBACH
$90.00A properly matched front spring is foundational to suspension geometry and handling consistency—whether you're dialing in a street car or fine-tuning a track setup. This 600 lb/in coil spring delivers predictable compression characteristics and...EIB0950.550.0600- SKU:
- EIB0950.550.0600
- Availability:
- Ships Same Business Day
- Weight:
- 7.40 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in OD 0950.550.0550
EIBACH
$90.00A precision-engineered front coil spring designed for dedicated racers and performance builds requiring consistent, predictable suspension geometry. The 550 lb/in spring rate delivers the stiffness needed for aggressive cornering and reduced body roll,...EIB0950.550.0550- SKU:
- EIB0950.550.0550
- Availability:
- Ships Same Business Day
- Weight:
- 6.61 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in ID 0950.550.0450
EIBACH
$90.00If you're running a dedicated coil-over setup on your race car or high-performance build, spring rate consistency is everything—and this front spring delivers the 450 lb/in stiffness needed for predictable weight transfer and precise handling feedback. A...EIB0950.550.0450- SKU:
- EIB0950.550.0450
- Availability:
- Ships Same Business Day
- Weight:
- 6.04 LBS
$90.00 -
Spring 9.5in Front Conventional 5.5in OD 0950.550.0400
EIBACH
$90.00A properly tuned front spring is critical for consistent handling and weight transfer during acceleration, braking, and cornering. This 400 lb/in spring rate delivers predictable suspension geometry for drag racing, road course, or street applications...EIB0950.550.0400- SKU:
- EIB0950.550.0400
- Availability:
- Ships Same Business Day
- Weight:
- 6.26 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.1100
EIBACH
$90.00If you're building a suspension system that demands consistent, predictable handling characteristics, spring rate is everything—and this 1100 lb/in front coil spring delivers the support needed for precision cornering and load control. Whether you're...EIB0950.500.1100- SKU:
- EIB0950.500.1100
- Availability:
- Ships Same Business Day
- Weight:
- 9.11 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.1000
EIBACH
$90.00If you're running a coil-over suspension setup and need a stiff front spring to dial in your car's geometry and load transfer, this 1000 lb/in rate spring delivers the consistency and durability required for track work and performance driving. The 9...EIB0950.500.1000- SKU:
- EIB0950.500.1000
- Availability:
- Ships Same Business Day
- Weight:
- 9.14 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0900
EIBACH
$90.00If you're building a coil-over suspension system that demands responsive handling and consistent performance, this 900 lb/in spring delivers the stiffness needed for track-focused applications. The 9.5-inch length and 5-inch OD are engineered to fit...EIB0950.500.0900- SKU:
- EIB0950.500.0900
- Availability:
- Ships Same Business Day
- Weight:
- 8.20 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0850
EIBACH
$90.00If you're building or tuning a high-performance coil-over suspension, spring rate is everything—and this 850 lb/in front spring delivers the support you need for aggressive cornering and consistent chassis behavior under load. With a 9.5-inch length and...EIB0950.500.0850- SKU:
- EIB0950.500.0850
- Availability:
- Ships Same Business Day
- Weight:
- 8.20 LBS
$90.00 -
Spring 9.5in Front Conventional 5in OD 0950.500.0800
EIBACH
$90.00A properly tuned front spring is fundamental to consistent lap times and predictable handling characteristics. This 800 lb/in conventional coil spring delivers the stiffness needed for precision cornering while maintaining the bump compliance required...EIB0950.500.0800- SKU:
- EIB0950.500.0800
- Availability:
- Ships Same Business Day
- Weight:
- 7.54 LBS
$90.00
