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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Bump Rubber .500in Thick 2in OD x .50in ID Red RE-BR-5150F-0500-35R
RE SUSPENSION
$22.99Bump stops are critical suspension components that prevent metal-to-metal contact when your suspension reaches full compression, protecting your chassis and drivetrain from catastrophic damage. This 5150 foam bump rubber offers progressive cushioning...RESRE-BR-5150F-0500-35R- SKU:
- RESRE-BR-5150F-0500-35R
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
$22.99 -
QA1 REBUILD KIT SMALL BODY RK14
QA1
$32.95QA1 shock absorbers demand precision maintenance to maintain their performance characteristics, and this rebuild kit delivers OEM-quality restoration without the cost of replacement units. Whether you're running a dedicated track car or maintaining a...QA1RK14- SKU:
- QA1RK14
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$32.95 -
QA1 COIL OVER KIT 1.875IN ID THREADED BODY CK8Q00
QA1
$41.95If you're serious about suspension tuning, a quality coil-over setup is non-negotiable for dial-in precision and repeatable performance. The QA1 CK8Q00 delivers adjustable ride height and spring preload in a purpose-built package, giving you the control...QA1CK8Q00- SKU:
- QA1CK8Q00
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
$41.95 -
QA1 COIL OVER KIT 1.875IN ID 7Q SERIES CK7Q00
QA1
$79.95The QA1 Coil Over Kit 1.875IN ID 7Q Series delivers independent suspension tuning that separates serious racers from the rest. With adjustable spring rates and ride height, you gain precise control over your vehicle's handling characteristics—critical...QA1CK7Q00- SKU:
- QA1CK7Q00
- Availability:
- Ships Same Business Day
- Weight:
- 1.02 LBS
$79.95 -
QA1 COIL OVER KIT 2.5IN ID 6Q SERIES BUMP STOP CK6Q01
QA1
$71.95Precision suspension tuning demands a coil-over system engineered for adjustability and durability. The QA1 6Q Series delivers independent spring rate and ride height control, giving you the fine-tuned platform necessary for consistent lap times and...QA1CK6Q01- SKU:
- QA1CK6Q01
- Availability:
- Ships Same Business Day
- Weight:
- 1.02 LBS
$71.95 -
QA1 COIL OVER KIT 2.5IN ID 6Q SERIES THREADED BODY CK6Q00
QA1
$58.95Dial in your suspension geometry with precision and repeatability using QA1's 6Q Series coil-over kit. The threaded body design allows fine-tuned ride height and spring preload adjustments without breaking down your suspension, making it essential for...QA1CK6Q00- SKU:
- QA1CK6Q00
- Availability:
- Ships Same Business Day
- Weight:
- 1.02 LBS
$58.95 -
QA1 COIL OVER KIT 5IN ID 5Q SERIES 9IN STROKE CK5Q91
QA1
$159.95A properly tuned suspension is the foundation of consistent lap times and predictable handling—and this QA1 coil-over kit delivers the adjustability and durability that serious racers demand. The 5Q series shocks paired with a 9-inch stroke give you the...QA1CK5Q91- SKU:
- QA1CK5Q91
- Availability:
- Ships Same Business Day
- Weight:
- 1.02 LBS
$159.95Qty in Cart: 0Quantity:Price:$159.95Subtotal: -
QA1 COIL OVER KIT 2.5IN ID 5Q SERIES 9IN STROKE CK5Q90
QA1
$104.95Independent suspension tuning demands a coil-over system that delivers both adjustability and reliability without compromise. The QA1 5Q Series gives you the precision damping control and ride height adjustment necessary to dial in your setup for track...QA1CK5Q90- SKU:
- QA1CK5Q90
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
$104.95Qty in Cart: 0Quantity:Price:$104.95Subtotal: -
QA1 COIL OVER KIT 5IN ID 5Q SERIES 7IN STROKE CK5Q71
QA1
$159.95Precision suspension geometry directly impacts lap times, handling balance, and driver confidence—this QA1 coil-over kit delivers adjustable ride height and damping control essential for competitive track work and high-performance street applications...QA1CK5Q71- SKU:
- QA1CK5Q71
- Availability:
- Ships Same Business Day
- Weight:
- 1.02 LBS
$159.95 -
QA1 COIL OVER KIT 2.5IN ID 5Q SERIES 7IN STROKE CK5Q70
QA1
$104.95Precision suspension tuning demands a coil-over system engineered for both adjustability and durability. The QA1 5Q Series delivers independent ride height and spring rate control, making it an essential upgrade for racers and performance builders who...QA1CK5Q70- SKU:
- QA1CK5Q70
- Availability:
- Ships Same Business Day
- Weight:
- 1.02 LBS
$104.95 -
QA1 COIL OVER KIT 5IN ID 26 SERIES 9IN STROKE CK2691
QA1
$159.95A quality coil-over suspension system is fundamental to vehicle control, especially when you're pushing performance limits on track or demand precise handling dynamics for street applications. The QA1 CK2691 delivers adjustable ride height and damping...QA1CK2691- SKU:
- QA1CK2691
- Availability:
- Ships Same Business Day
- Weight:
- 1.02 LBS
$159.95 -
QA1 COIL OVER KIT 2.5IN ID 26 SERIES 9IN STROKE CK2690
QA1
$104.95QA1's 26 Series coil-over kit delivers the suspension tuning capability serious racers and enthusiasts demand. With a 9-inch stroke and 2.5-inch spring ID, this kit provides the adjustability to dial in your setup for both street and track applications...QA1CK2690- SKU:
- QA1CK2690
- Availability:
- Ships Same Business Day
- Weight:
- 1.02 LBS
$104.95 -
QA1 COIL OVER KIT 5IN ID 26 SERIES 7IN STROKE CK2671
QA1
$159.95A quality coil-over suspension transforms how your car handles, offering independent ride height adjustment and superior damping control for both street and track applications. The QA1 26 Series delivers precisely tuned spring rates and stroke...QA1CK2671- SKU:
- QA1CK2671
- Availability:
- Ships Same Business Day
- Weight:
- 1.02 LBS
$159.95Qty in Cart: 0Quantity:Price:$159.95Subtotal: -
QA1 T-Bar Kit - 3-1/2in BAR350K
QA1
$29.95If you're upgrading your suspension geometry or converting to a modern shock setup, the QA1 T-Bar Kit gives you the mounting flexibility to integrate new components without fabricating custom brackets. This bolt-on conversion kit simplifies the...QA1BAR350K- SKU:
- QA1BAR350K
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
$29.95 -
QA1 SHOCK PISTON 46MM MONOTUBE W/O-RING 9057-313
QA1
$68.95Fine-tuning your shock absorber's damping characteristics requires precision components built to exact tolerances. The QA1 46mm monotube shock piston delivers consistent, predictable performance across linear and digressive valving setups—essential...QA19057-313- SKU:
- QA19057-313
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
$68.95 -
QA1 Piston 35mm Large Body Linear/Digressive Twin 9057-312
QA1
$68.95Precise damping control is fundamental to suspension performance, and the QA1 Piston 35mm delivers exactly that with its linear/digressive valving architecture. Whether you're tuning a road course setup or dialing in bracket racing geometry, this piston...QA19057-312- SKU:
- QA19057-312
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$68.95 -
QA1 SHOCK PISTON 46MM MONOTUBE 9057-311
QA1
$68.95A properly tuned shock piston is critical to your suspension's damping characteristics—this QA1 46mm monotube piston delivers the precise flow control needed for consistent performance across compression and rebound cycles. Whether you're dialing in a...QA19057-311- SKU:
- QA19057-311
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$68.95 -
QA1 SCREW-ON SHOCK EYE - STEEL 9036-237
QA1
$37.99Proper shock eye configuration is critical for consistent suspension geometry and predictable handling characteristics. This QA1 screw-on shock eye delivers the precision fitment and durability required for high-performance applications, whether you're...QA19036-237- SKU:
- QA19036-237
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$37.99 -
QA1 SCREW-ON SHOCK EYE - ALUMINUM EXTENDED 9036-201
QA1
$56.95If you're running QA1 shocks on your race car or performance build, precise shock mounting geometry is non-negotiable—even small deviations can throw off suspension tuning and cost you lap time. This aluminum screw-on shock eye gives you the extended...QA19036-201- SKU:
- QA19036-201
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$56.95 -
QA1 SCREW-ON SHOCK EYE - ALUMINUM EXTENDED 9036-200
QA1
$43.95If you're running QA1 shocks on your race car or performance build, getting the right shock eye geometry is critical to suspension geometry and ride height tuning. This extended aluminum shock eye gives you that extra 1 inch of length to dial in your...QA19036-200- SKU:
- QA19036-200
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
$43.95
