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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Joes A-Arm Slug 5/16 15046
JOES RACING PRODUCTS
$12.95Precise suspension geometry is non-negotiable in competitive racing, and control arm caster adjustment directly impacts your vehicle's handling characteristics, tire wear, and on-track stability. The Joes A-Arm Slug 5/16 allows you to fine-tune caster...JOE15046- SKU:
- JOE15046
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 15046
$12.95Qty in Cart: 0Quantity:Price:$12.95Subtotal: -
Joes A-Arm Slug 1/4 15045
JOES RACING PRODUCTS
$12.95Adjusting caster angle is critical for dialing in your suspension geometry—this A-Arm Slug gives you precise 1/4" offset control to fine-tune steering response and tire wear patterns. Whether you're chasing lap time consistency or correcting alignment...JOE15045- SKU:
- JOE15045
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 15045
$12.95Qty in Cart: 0Quantity:Price:$12.95Subtotal: -
Joes A-Arm Slug 3/16 15044
JOES RACING PRODUCTS
$12.95Caster adjustment is critical for dial-in suspension geometry, and this aluminum slug delivers precise offset control for your slotted upper A-arms. The 3/16" offset gives you the fine-tuning capability to optimize steering response, tire wear, and...JOE15044- SKU:
- JOE15044
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 15044
$12.95 -
Joes A-Arm Slug 1/8 15043
JOES RACING PRODUCTS
$12.95Fine-tuning your vehicle's suspension geometry is critical for maximizing grip and consistency on the track. The Joes A-Arm Slug 1/8 is a precision caster adjustment spacer designed to work with Joes slotted upper control arms, allowing you to dial in...JOE15043- SKU:
- JOE15043
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 15043
$12.95 -
Joes A-Arm Slug-O 15041
JOES RACING PRODUCTS
$12.95Fine-tuning your suspension geometry requires precise caster adjustment, and the Joes A-Arm Slug-O delivers exactly that with repeatable, accurate positioning. This aluminum slug installs into Joes slotted upper control arms to dial in caster angles...JOE15041- SKU:
- JOE15041
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- 15041
$12.95 -
Joes A-Arm Shaft Steel Bushing Style Slotted 15040
JOES RACING PRODUCTS
$104.95The control arm cross shaft is a critical suspension pivot point that directly impacts steering response, alignment stability, and overall chassis geometry. A worn or damaged shaft forces misalignment and unpredictable handling—especially problematic in...JOE15040- SKU:
- JOE15040
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- MFG Part #:
- 15040
$104.95 -
Joes A-Arm Shaft Alum Slotted Bushing Style 15039
JOES RACING PRODUCTS
$79.95A-arm shafts are critical to front-end geometry and suspension responsiveness—wear or flex in these components directly impacts steering feel, tire wear, and lap times. This aluminum slotted bushing-style shaft from Joe's delivers the precision fit and...JOE15039- SKU:
- JOE15039
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- MFG Part #:
- 15039
$79.95 -
Joes Tube Adapter for Bearing Style A-Arms 15028
JOES RACING PRODUCTS
$7.95If you're building or maintaining a bearing-style A-arm suspension system, a precision tube adapter is essential for maintaining structural integrity and proper alignment under load. The Joe's 15028 Tube Adapter ensures a solid, repeatable connection...JOE15028- SKU:
- JOE15028
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 15028
$7.95 -
Joes A-Arm Shaft Assembly Steel Bearing 15027
JOES RACING PRODUCTS
$124.95A properly functioning A-arm shaft assembly is critical to suspension geometry and steering response—worn or damaged bearings compromise both handling precision and safety. The Joes A-Arm Shaft Assembly Steel Bearing 15027 delivers reliable performance...JOE15027- SKU:
- JOE15027
- Availability:
- Ships Same Business Day
- Weight:
- 2.60 LBS
- MFG Part #:
- 15027
$124.95Qty in Cart: 0Quantity:Price:$124.95Subtotal: -
Joes A-Arm Shaft Assembly Alum Bearing 15026
JOES RACING PRODUCTS
$119.95A properly engineered A-arm shaft assembly is critical to maintaining precise suspension geometry and steering response during aggressive driving. The Joe's aluminum bearing design delivers reduced unsprung weight while maintaining the rigidity required...JOE15026- SKU:
- JOE15026
- Availability:
- Ships Same Business Day
- Weight:
- 1.91 LBS
- MFG Part #:
- 15026
$119.95 -
Joes Sleeve Ball Joint Screw In 15025
JOES RACING PRODUCTS
$15.95Ball joint wear is one of the most common suspension failures, and replacing just the joint itself saves you time and money compared to swapping entire control arms. Joe's screw-in design allows precise replacement without removing your suspension...JOE15025- SKU:
- JOE15025
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MFG Part #:
- 15025
$15.95 -
Joes Nut Plate 6in Spring 14900
JOES RACING PRODUCTS
$42.95If you're running Joes Upper Control Arms on your race car or performance build, this nut plate is essential for secure, reliable fastening under extreme lateral and vertical loads. The 6-inch spacing is engineered to match Joes control arm geometry,...JOE14900- SKU:
- JOE14900
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- MFG Part #:
- 14900
$42.95 -
Joes A-Arm Spacer Tapered Kit 4pc 14250
JOES RACING PRODUCTS
$76.95Suspension geometry is everything—even small misalignments kill your handling and tire wear. The Joe's A-Arm Spacer Tapered Kit corrects upper control arm angles with precision shims, letting you dial in your camber and caster exactly as your setup...JOE14250- SKU:
- JOE14250
- Availability:
- Ships Same Business Day
- Weight:
- 0.37 LBS
- MFG Part #:
- 14250
$76.95Qty in Cart: 0Quantity:Price:$76.95Subtotal: -
Joes A-Arm Spacer Kit 1/16in -1/2in thick 14050
JOES RACING PRODUCTS
$59.95Precise suspension geometry is non-negotiable when you're chasing lap times or dialing in your setup. The Joes A-Arm Spacer Kit gives you micro-adjustments across a full range of thicknesses, letting you fine-tune camber and caster without fabrication...JOE14050- SKU:
- JOE14050
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MFG Part #:
- 14050
$59.95 -
Joes A-Arm Spacer 1/4in 6in Bolt Center 14022
JOES RACING PRODUCTS
$15.95Control arm alignment is critical to suspension geometry, and even minor deviations can compromise handling, tire wear, and lap times. The Joes A-Arm Spacer provides precise shimming to dial in your suspension geometry without custom fabrication or...JOE14022- SKU:
- JOE14022
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MFG Part #:
- 14022
$15.95 -
Joes A-Arm Spacer 1/8in 6in Bolt Center 14020
JOES RACING PRODUCTS
$13.95Suspension geometry directly impacts your vehicle's handling, tire wear, and cornering performance—and even minor misalignment compounds over time. Joe's A-Arm Spacers provide a precise, repeatable way to dial in camber and caster angles without costly...JOE14020- SKU:
- JOE14020
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 14020
$13.95 -
Joes A-Arm Spacer 1/16 thick 14019
JOES RACING PRODUCTS
$12.95Precision suspension geometry starts with proper control arm alignment, and even the smallest tolerances matter when you're chasing lap times or dialing in a street setup. This 1/16" aluminum spacer lets you fine-tune your upper A-arm geometry without...JOE14019- SKU:
- JOE14019
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 14019
$12.95 -
Joes Replacement Threaded Stem / Sway Bar Adjuster 11990
JOES RACING PRODUCTS
$34.95Sway bar adjusters endure constant stress from suspension geometry changes and track demands—a worn or stripped adjuster stem compromises your ability to fine-tune handling balance mid-session. This replacement threaded stem from Joe's restores precise...JOE11990- SKU:
- JOE11990
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- MFG Part #:
- 11990
$34.95 -
Joes Swivel Eye Only 2-1/8in ID 11985
JOES RACING PRODUCTS
$49.95Fine-tuning your sway bar geometry requires a component that won't fail under load or repeated adjustment cycles. This swivel eye delivers the precision adjustability serious racers and fabricators demand, with a steel construction and cadmium plating...JOE11985- SKU:
- JOE11985
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- MFG Part #:
- 11985
$49.95 -
Joes Swivel Eye Only 1-1/2in ID 11980
JOES RACING PRODUCTS
$49.95Sway bar adjustability is critical for dialing in chassis balance during setup and testing. Joes Swivel Eye replacements deliver smooth, consistent articulation without binding, ensuring your adjustments translate directly to on-track performance. This...JOE11980- SKU:
- JOE11980
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MFG Part #:
- 11980
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal:
