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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- Qty in Cart
- Quantity
- Price
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Alum Packer 14mm 1/8in Thick RE-BR-PKA14-125
RE SUSPENSION
$19.95Bump stop shims are critical for fine-tuning suspension geometry and preventing bottoming-out under extreme load or aggressive driving. This aluminum packer lets you adjust ride height and suspension compliance with precision, making it an essential tool...RESRE-BR-PKA14-125- SKU:
- RESRE-BR-PKA14-125
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- RE-BR-PKA14-125
$19.95 -
Alum Packer 14mm 1/32in Thick RE-BR-PKA14-032
RE SUSPENSION
$14.95Bump stop shims are critical for fine-tuning suspension geometry and preventing unwanted chassis movement during aggressive cornering or high-load situations. This aluminum packer allows you to dial in precise ride height and bump travel characteristics...RESRE-BR-PKA14-032- SKU:
- RESRE-BR-PKA14-032
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- RE-BR-PKA14-032
$14.95 -
Packer .500in 1/8in Thick (Single) RE-BR-PK500-125
RE SUSPENSION
$2.99Bump stop shims are critical for fine-tuning suspension geometry and preventing harsh metal-to-metal contact that can damage components and degrade ride quality. This .500in packer allows you to dial in precise ride height and suspension compliance...RESRE-BR-PK500-125- SKU:
- RESRE-BR-PK500-125
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MFG Part #:
- RE-BR-PK500-125
$2.99 -
Packer .500in 1/16in Thick (Single) RE-BR-PK500-063
RE SUSPENSION
$2.99Suspension tuning demands precision, and bump stop shims are critical for dialing in your vehicle's ride height and compliance characteristics. This .500in packer allows you to make fine adjustments to your bump stops without replacing entire assemblies,...RESRE-BR-PK500-063- SKU:
- RESRE-BR-PK500-063
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MFG Part #:
- RE-BR-PK500-063
$2.99 -
Packer 16mm 1/8in Thick RE-BR-PK16-125
RE SUSPENSION
$2.99Bump stop shims are critical for fine-tuning suspension geometry and preventing unwanted bottoming during aggressive driving. This 1/8-inch shim allows you to dial in precise ride height and compression characteristics without replacing entire suspension...RESRE-BR-PK16-125- SKU:
- RESRE-BR-PK16-125
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MFG Part #:
- RE-BR-PK16-125
$2.99 -
Packer 14mm 1/8in Thick RE-BR-PK14-125
RE SUSPENSION
$2.99Bump stop shims are critical for fine-tuning suspension geometry and preventing unwanted chassis flex during aggressive cornering. This 14mm, 1/8-inch shim allows you to dial in precise ride height and spring preload adjustments without replacing entire...RESRE-BR-PK14-125- SKU:
- RESRE-BR-PK14-125
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MFG Part #:
- RE-BR-PK14-125
$2.99 -
Packer 14mm 1/16in Thick RE-BR-PK14-063
RE SUSPENSION
$2.99Bump stop shims are critical for fine-tuning suspension geometry and preventing harsh bottoming-out that can damage components or compromise handling. This 14mm shim allows you to dial in precise ride height and suspension preload without replacing...RESRE-BR-PK14-063- SKU:
- RESRE-BR-PK14-063
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MFG Part #:
- RE-BR-PK14-063
$2.99 -
Shaft Nut Bump Stop Bilstein RESRE-BR-NTBIL
RE SUSPENSION
$21.99A properly secured shock shaft is critical to maintaining suspension geometry and damping performance under load. This OEM-specification bump stop nut ensures your Bilstein shock assembly stays intact through high-compression cycles and track abuse...RESRE-BR-NTBIL- SKU:
- RESRE-BR-NTBIL
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- MFG Part #:
- RE-BR-NTBIL
$21.99 -
Shaft Nut Penske Bump Stop RE-BR-NT73
RE SUSPENSION
$21.99The shaft nut is a critical fastening component that secures your shock absorber to the vehicle frame, and a worn or damaged nut can compromise suspension geometry and handling precision. Penske Shocks demand OEM-quality hardware to maintain their...RESRE-BR-NT73- SKU:
- RESRE-BR-NT73
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- RE-BR-NT73
$21.99 -
Penske Bump Rubber Cup 3in RE-BRCUP-625/3S
RE SUSPENSION
$51.99Bump rubber cups are critical to suspension geometry and travel control, especially when running aggressive damping curves or competing at high speeds where suspension compression becomes frequent and severe. This Penske cup maintains consistent spring...RESRE-BRCUP-625/3S- SKU:
- RESRE-BRCUP-625/3S
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MFG Part #:
- RE-BRCUP-625/3S
$51.99 -
Penske Bump Rubber Cup RE-BRCUP-625/1
RE SUSPENSION
$44.99Bump stop cups are critical for maintaining consistent suspension geometry under extreme load—especially when running aggressive spring rates or competing at high speeds. This Penske replacement cup ensures your shock absorber maintains proper ride...RESRE-BRCUP-625/1- SKU:
- RESRE-BRCUP-625/1
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- MFG Part #:
- RE-BRCUP-625/1
$44.99 -
Bump Rubber Cup 3in RE-BRCUP-16/3
RE SUSPENSION
$51.99Bump stops are critical components in any suspension system—they prevent your chassis from bottoming out during aggressive cornering, heavy braking, or track runs. This polished aluminum cup provides a larger contact surface than OEM alternatives,...RESRE-BRCUP-16/3- SKU:
- RESRE-BRCUP-16/3
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MFG Part #:
- RE-BRCUP-16/3
$51.99 -
Ohlins Bump Rubber Cup RE-BRCUP-16/1
RE SUSPENSION
$44.99Bump stop cups are essential for controlling suspension travel and preventing metal-to-metal contact at full compression. The Ohlins RE-BRCUP-16/1 delivers reliable compliance tuning with precision-machined construction, allowing you to dial in your...RESRE-BRCUP-16/1- SKU:
- RESRE-BRCUP-16/1
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- MFG Part #:
- RE-BRCUP-16/1
$44.99 -
Bump Rubber Cup 14mm x 3in RE-BRCUP-14/3
RE SUSPENSION
$51.99A quality bump stop cup is essential for maintaining consistent suspension geometry and preventing damage to your chassis during hard cornering and vertical travel. This polished aluminum cup provides a durable interface between your bump stop and...RESRE-BRCUP-14/3- SKU:
- RESRE-BRCUP-14/3
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- MFG Part #:
- RE-BRCUP-14/3
$51.99 -
Bilstein Bump Rubber Cup RE-BRCUP-14/1
RE SUSPENSION
$42.99Bump stop cups are a critical suspension component that prevents metal-to-metal contact when your suspension is fully compressed, protecting shock absorbers and chassis components from damage during hard cornering, braking, and track work. The Bilstein...RESRE-BRCUP-14/1- SKU:
- RESRE-BRCUP-14/1
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- MFG Part #:
- RE-BRCUP-14/1
$42.99 -
Bump Rubber Blue 75mm 55g RE-BR-COT75-55
RE SUSPENSION
$18.99Bump stops are critical suspension components that prevent metal-to-metal contact during extreme compression, protecting your chassis and drivetrain from catastrophic damage during hard cornering, braking, or track runs. This polyurethane bump rubber...RESRE-BR-COT75-55- SKU:
- RESRE-BR-COT75-55
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- MFG Part #:
- RE-BR-COT75-55
$18.99 -
Bump Rubber White 75mm 45g RE-BR-COT75-45
RE SUSPENSION
$18.99Bump stops are critical suspension components that prevent metal-to-metal contact during extreme compression, protecting your chassis and drivetrain from costly damage. This polyurethane bump rubber absorbs final-stage suspension travel with consistent...RESRE-BR-COT75-45- SKU:
- RESRE-BR-COT75-45
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- MFG Part #:
- RE-BR-COT75-45
$18.99 -
Bump Rubber Red 75mm 40g RE-BR-COT75-40
RE SUSPENSION
$18.99Bump stops are critical suspension components that prevent metal-to-metal contact during extreme compression, protecting your chassis and suspension geometry when you're pushing limits. This polyurethane bump rubber absorbs impact energy and maintains...RESRE-BR-COT75-40- SKU:
- RESRE-BR-COT75-40
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- RE-BR-COT75-40
$18.99 -
Bump Rubber Blue 58mm 40g RE-BR-COT58-40
RE SUSPENSION
$18.99Bump stops are critical suspension components that prevent metal-to-metal contact when your suspension reaches full compression, protecting your chassis and drivetrain from costly damage during hard cornering, braking, and track use. This polyurethane...RESRE-BR-COT58-40- SKU:
- RESRE-BR-COT58-40
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- RE-BR-COT58-40
$18.99 -
Bump Rubber White 58mm 30g RE-BR-COT58-30
RE SUSPENSION
$18.99Bump stops are critical suspension components that prevent metal-to-metal contact during extreme compression, protecting your chassis and drivetrain from catastrophic damage. This medium-rate polyurethane bump rubber offers the right balance of...RESRE-BR-COT58-30- SKU:
- RESRE-BR-COT58-30
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- RE-BR-COT58-30
$18.99
