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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On Sale
Wehrs Adjustable Alum J-Bar 20in-22in WEHWM4020-22
WEHRS MACHINE
MSRP: $170.99Now: $168.00Was: $170.99Lateral chassis movement during hard cornering compromises handling precision and tire contact patch consistency—a Panhard bar keeps your rear axle centered under load. Wehrs' adjustable J-Bar design lets you dial in ride height and lateral geometry...WEHWM4020-22- SKU:
- WEHWM4020-22
- Availability:
- Ships Same Business Day
- Weight:
- 5.42 LBS
- MFG Part #:
- WM4020-22
MSRP: $170.99Now: $168.00Was: $170.99 -
On Sale
Wehrs Adjustable Alum J-Bar 19in-21in WEHWM4019-21
WEHRS MACHINE
MSRP: $170.99Now: $168.00Was: $170.99Lateral chassis control is critical in high-speed cornering, and a properly tuned Panhard bar directly impacts your car's handling balance and tire loading. The Wehrs adjustable J-Bar gives you the ability to fine-tune your suspension geometry without...WEHWM4019-21- SKU:
- WEHWM4019-21
- Availability:
- Ships Same Business Day
- Weight:
- 5.29 LBS
- MFG Part #:
- WM4019-21
MSRP: $170.99Now: $168.00Was: $170.99 -
Wehrs Limit Chain 12in WEHWM314C
WEHRS MACHINE
$16.00Suspension travel limiters are critical for controlling geometry and preventing catastrophic suspension failure during extreme compression events. The Wehrs Limit Chain provides a reliable mechanical stop that protects your suspension components from...WEHWM314C- SKU:
- WEHWM314C
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MFG Part #:
- WM314C
$16.00 -
On Sale
Wehrs Axle Clamp 3in ID Limit Chain Steel WEHWM293
WEHRS MACHINE
MSRP: $35.99Now: $35.00Was: $35.99Axle clamps with limit chains are essential for controlling suspension travel during high-impact racing—preventing costly axle damage and loss of vehicle control when things get aggressive. The Wehrs 3in ID clamp delivers proven reliability with robust...WEHWM293- SKU:
- WEHWM293
- Availability:
- Ships Same Business Day
- Weight:
- 0.81 LBS
- MFG Part #:
- WM293
MSRP: $35.99Now: $35.00Was: $35.99 -
On Sale
Wehrs Quick Adjust Pull Bar Brackets Triple Slot for Quick Change Rear end WEHWM292QC
WEHRS MACHINE
MSRP: $84.99Now: $83.00Was: $84.99Quick-change rear ends demand precision adjustability, and the Wehrs Quick Adjust Pull Bar Brackets deliver exactly that. These triple-slot brackets give you multiple mounting positions to dial in your torque link geometry for optimal traction and...WEHWM292QC- SKU:
- WEHWM292QC
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
- MFG Part #:
- WM292QC
MSRP: $84.99Now: $83.00Was: $84.99 -
On Sale
Wehrs 6th Coil Assm. w/600lb Spring WEHWM291600
WEHRS MACHINE
MSRP: $155.99Now: $153.00Was: $155.99A 6th coil system fine-tunes your suspension geometry for precise weight transfer and consistent handling across varying track conditions. This bolt-on assembly delivers immediate adjustability without requiring frame modifications, making it an...WEHWM291600- SKU:
- WEHWM291600
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- MFG Part #:
- WM291600
MSRP: $155.99Now: $153.00Was: $155.99 -
On Sale
Wehrs Shock Drop Bolt-In 2in Steel WEHWM243S
WEHRS MACHINE
MSRP: $50.99Now: $50.00Was: $50.99Raising your suspension geometry requires precision—the Wehrs Shock Drop Bolt-In delivers exactly 2 inches of extension with zero guesswork. This steel component bolts directly to your existing setup, eliminating fabrication delays while maintaining the...WEHWM243S- SKU:
- WEHWM243S
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- MFG Part #:
- WM243S
MSRP: $50.99Now: $50.00Was: $50.99 -
On Sale
Wehrs Limit Chain Holder Alum Kit w/Clamps WEHWM210AK
WEHRS MACHINE
MSRP: $100.99Now: $99.00Was: $100.99Suspension geometry depends on precision control—a quality limiter chain setup prevents unwanted axle movement and maintains consistent handling under extreme load. The Wehrs aluminum kit delivers reliable clamping force with minimal weight penalty,...WEHWM210AK- SKU:
- WEHWM210AK
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- MFG Part #:
- WM210AK
MSRP: $100.99Now: $99.00Was: $100.99 -
On Sale
Wehrs Aluminum Pinion Mount Double Sided Climber for QC Radiused WM205DU
WEHRS MACHINE
MSRP: $165.99Now: $163.00Was: $165.99Precision chassis tuning demands a pinion mount system you can adjust without breaking down your entire suspension setup. The Wehrs Aluminum Pinion Mount Double Sided Climber eliminates guesswork—giving you repeatable, race-proven geometry adjustments...WEHWM205DU- SKU:
- WEHWM205DU
- Availability:
- Ships Same Business Day
- Weight:
- 5.12 LBS
- MFG Part #:
- WM205DU
MSRP: $165.99Now: $163.00Was: $165.99 -
On Sale
U-B Weight Jack Bolt 11 x 1 Alum 35-1105
U-B MACHINE
MSRP: $27.99Now: $27.15Was: $27.99Weight jack bolts are essential for fine-tuning suspension geometry and chassis balance during setup and tuning. This 11-inch aluminum bolt delivers the adjustability you need for precise weight distribution without adding unnecessary mass to your...UBM35-1105- SKU:
- UBM35-1105
- Availability:
- Ships Same Business Day
- Weight:
- 0.68 LBS
- MFG Part #:
- 35-1105
MSRP: $27.99Now: $27.15Was: $27.99 -
On Sale
U-B Weight Jack Bolt 8 x 1 Alum 35-1103
U-B MACHINE
MSRP: $25.99Now: $25.21Was: $25.99Weight jack bolts are essential for suspension geometry work, allowing you to safely lift and support your vehicle during alignment, geometry adjustment, or fabrication tasks. The U-B 8" aluminum jack bolt offers a lightweight yet rigid solution that...UBM35-1103- SKU:
- UBM35-1103
- Availability:
- Ships Same Business Day
- Weight:
- 0.48 LBS
- MFG Part #:
- 35-1103
MSRP: $25.99Now: $25.21Was: $25.99Qty in Cart: 0Quantity:Price:MSRP: $25.99Now: $25.21Was: $25.99Subtotal: -
Trailing Arm Bushing - Metric Rear SICGBTA109
SEALS-IT
$43.99Worn trailing arm bushings introduce slop and unpredictability into your rear suspension geometry, compromising handling precision and accelerating tire wear. This polyurethane bushing replaces the stock elastomer with a more durable compound that...SICGBTA109- SKU:
- SICGBTA109
- Availability:
- Ships Same Business Day
- Weight:
- 0.66 LBS
- MFG Part #:
- SICGBTA109
$43.99 -
QuickCar Torque Absorber Dual 13-1/2" Length Steel 66-500
QUICKCAR RACING PRODUCTS
$169.95Inconsistent traction off the line costs you positions and lap times. The QuickCar Torque Absorber Dual delivers the forward bite you need during acceleration and cornering while maintaining straight-line stability—without sacrificing control. With...QRP66-500- SKU:
- QRP66-500
- Availability:
- Ships Same Business Day
- Weight:
- 5.40 LBS
- MFG Part #:
- 66-500
$169.95 -
QuickCar 5/8" Aluminum Scalloped Suspension Tube 12" Length 62-120
QUICKCAR RACING PRODUCTS
$23.95Suspension adjustments demand precision and reliability—this QuickCar aluminum tube delivers both without unnecessary weight. The scalloped design reinforces critical stress points where traditional straight tubes compromise under load, making it...QRP62-120- SKU:
- QRP62-120
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- MFG Part #:
- 62-120
$23.95 -
PPM Racing J-Bar Panhard Bar 20- 1/2 Adjustable Steel PPM1720N
PPM RACING COMPONENTS
$120.99A Panhard bar is critical for controlling lateral axle movement during hard cornering, and the PPM Racing J-Bar delivers adjustability without sacrificing strength. Whether you're tuning suspension geometry on a dedicated race car or fine-tuning a street...PPM1720N- SKU:
- PPM1720N
- Availability:
- Ships Same Business Day
- Weight:
- 5.66 LBS
- MFG Part #:
- PPM1720N
$120.99 -
47GR Bump Rubber (Blue) BR-47
PENSKE RACING SHOCKS
$50.00Bump stops are critical suspension components that control the final stage of suspension compression, preventing metal-to-metal contact and protecting your shock internals from damage. The 47GR Bump Rubber is engineered specifically for Penske Shocks,...PENBR-47- SKU:
- PENBR-47
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- MFG Part #:
- BR-47
$50.00 -
38GR Bump Rubber (Black) BR-38
PENSKE RACING SHOCKS
$50.00Bump stops are critical suspension components that prevent your shocks from bottoming out under extreme compression, protecting both your damper internals and chassis geometry. Penske Shocks demand OEM-spec bump rubbers to maintain their engineered...PENBR-38- SKU:
- PENBR-38
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- BR-38
$50.00 -
28GR Bump Rubber (Red) BR-28
PENSKE RACING SHOCKS
$50.00Bump stops are critical to suspension geometry—they prevent metal-to-metal contact when your suspension compresses fully, protecting expensive components and maintaining consistent handling characteristics. If you're running Penske Shocks, this...PENBR-28- SKU:
- PENBR-28
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- BR-28
$50.00 -
14in x 5/8 Greasable St Tube Assy Round 7/8 O.D. 8-140-S2
OUT-PACE RACING PRODUCTS
$88.99Precision suspension geometry demands components built to exacting tolerances, and this greasable tube assembly delivers the durability required for both track and street applications. The 7/8" OD steel construction with hardened rod ends resists...OPP8-140-S2- SKU:
- OPP8-140-S2
- Availability:
- Ships Same Business Day
- Weight:
- 2.32 LBS
- MFG Part #:
- 8-140-S2
$88.99 -
12in x 5/8 Greasable St Tube Assy Round 7/8 O.D. 8-120-S2
OUT-PACE RACING PRODUCTS
$88.99A quality suspension tube assembly is foundational to any serious build—whether you're dialing in a race suspension or upgrading a performance street machine. This greasable tube assembly delivers the durability and precision fit you need for reliable...OPP8-120-S2- SKU:
- OPP8-120-S2
- Availability:
- Ships Same Business Day
- Weight:
- 2.08 LBS
- MFG Part #:
- 8-120-S2
$88.99
