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 8in Coil-Over 2.25in ID 0800.225.0400
EIBACH
$85.00A properly matched coil-over spring is the foundation of any performance suspension setup—choosing the right spring rate directly impacts how your vehicle handles cornering loads, weight transfer, and overall chassis balance. This 400 lb/in spring...EIB0800.225.0400- SKU:
- EIB0800.225.0400
- Availability:
- Ships Same Business Day
- Weight:
- 3.02 LBS
$85.00 -
Spring 8in Coil-Over 2.25in ID 0800.225.0375
EIBACH
$85.00A properly tuned suspension demands springs engineered to your exact performance requirements, and this 375 lb/in coil-over delivers the responsive handling and consistent spring rates that serious racers and suspension builders rely on. Whether you're...EIB0800.225.0375- SKU:
- EIB0800.225.0375
- Availability:
- Ships Same Business Day
- Weight:
- 2.72 LBS
$85.00 -
Spring 8in Coil-Over 2.25in ID 0800.225.0350
EIBACH
$85.00If you're building a custom suspension system or upgrading your coil-over setup, spring rate directly impacts your car's handling balance, ride quality, and cornering performance. This 350 lb/in spring delivers the responsiveness serious racers and...EIB0800.225.0350- SKU:
- EIB0800.225.0350
- Availability:
- Ships Same Business Day
- Weight:
- 2.62 LBS
$85.00 -
Spring 8in Coil-Over 2.25in ID 0800.225.0300
EIBACH
$85.00A properly tuned suspension requires springs engineered to match your vehicle's weight transfer and handling demands—this 300 lb/in coil-over delivers the responsive rate needed for track-focused setups and performance applications. The 8-inch length and...EIB0800.225.0300- SKU:
- EIB0800.225.0300
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
$85.00 -
Spring 8in Coil-Over 2.25in ID 0800.225.0250
EIBACH
$85.00A properly tuned suspension starts with the right spring rate, and this 250 lb/in coil-over delivers responsive handling without compromising ride quality across a variety of setups. Whether you're fine-tuning a road course car or dialing in a daily...EIB0800.225.0250- SKU:
- EIB0800.225.0250
- Availability:
- Ships Same Business Day
- Weight:
- 2.32 LBS
$85.00 -
Spring 8in Coil-Over 2.25in ID 0800.225.0225
EIBACH
$85.00A properly tuned coil-over spring is the foundation of predictable suspension geometry and consistent lap times. This 8-inch coil-over delivers a 225 lb/in spring rate that balances responsiveness with stability, making it ideal for road racing,...EIB0800.225.0225- SKU:
- EIB0800.225.0225
- Availability:
- Ships Same Business Day
- Weight:
- 2.36 LBS
$85.00 -
Spring 8in Coil-Over 2.25in ID 0800.225.0200
EIBACH
$85.00A properly tuned suspension starts with the right spring rate for your application. This 8-inch coil-over spring delivers a linear 200 lb/in rate, making it ideal for road course setups, autocross platforms, or custom builds where predictable suspension...EIB0800.225.0200- SKU:
- EIB0800.225.0200
- Availability:
- Ships Same Business Day
- Weight:
- 2.31 LBS
$85.00 -
Spring XT Barrel 7in 700 Extreme Travel 0700.2530.0700
EIBACH
$90.00Built for serious suspension work, the Spring XT Barrel delivers the stroke you need for extreme travel applications without sacrificing precision or durability. Whether you're tuning a coil-over setup for off-road abuse or fine-tuning street...EIB0700.2530.0700- SKU:
- EIB0700.2530.0700
- Availability:
- Ships Same Business Day
- Weight:
- 3.57 LBS
$90.00 -
Spring 7in Coil-Over 2.5in ID 0700.250.0650
EIBACH
$85.00A 650 lb/in spring rate delivers the responsive suspension tuning you need for aggressive track work or precision handling builds without sacrificing ride quality. The 7-inch length and 2.5-inch ID make this coil-over ideal for custom suspension systems...EIB0700.250.0650- SKU:
- EIB0700.250.0650
- Availability:
- Ships Same Business Day
- Weight:
- 3.32 LBS
$85.00Qty in Cart: 0Quantity:Price:$85.00Subtotal: -
Spring 7in Coil-Over 2.5in ID 0700.250.0500
EIBACH
$85.00A coil-over suspension system demands a spring that can handle consistent load cycles without degradation—this 500 lb/in rate delivers responsive handling geometry while maintaining structural integrity under track conditions. Whether you're tuning a...EIB0700.250.0500- SKU:
- EIB0700.250.0500
- Availability:
- Ships Same Business Day
- Weight:
- 2.53 LBS
$85.00 -
Spring 7in Coil-Over 2.5in ID 0700.250.0450
EIBACH
$85.00A properly tuned suspension starts with the right spring rate, and this 450 lb/in coil-over spring delivers the stiffness needed for responsive handling without sacrificing control. Whether you're fine-tuning a track car or building a custom suspension...EIB0700.250.0450- SKU:
- EIB0700.250.0450
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
$85.00Qty in Cart: 0Quantity:Price:$85.00Subtotal: -
Spring 7in Coil-Over 2.5in ID 0700.250.0400
EIBACH
$85.00A properly matched coil-over spring is fundamental to suspension geometry and vehicle handling—this 400 lb/in rate spring delivers the stiffness needed for aggressive track applications while maintaining compliance in real-world conditions. Whether...EIB0700.250.0400- SKU:
- EIB0700.250.0400
- Availability:
- Ships Same Business Day
- Weight:
- 2.62 LBS
$85.00 -
Spring 7in Coil-Over 2.5in ID 0700.250.0350
EIBACH
$85.00When you're tuning suspension geometry and ride height, spring rate directly impacts your vehicle's handling characteristics and load transfer during acceleration and braking. This 350 lb/in coil-over spring delivers the stiffness needed for...EIB0700.250.0350- SKU:
- EIB0700.250.0350
- Availability:
- Ships Same Business Day
- Weight:
- 2.36 LBS
$85.00 -
Spring 7in Coil-Over 2.5in ID 0700.250.0325
EIBACH
$85.00A properly matched coil-over spring is essential for consistent suspension geometry and predictable handling characteristics under load. This 325 lb/in rate spring delivers the stiffness needed for precision corner control without sacrificing ride...EIB0700.250.0325- SKU:
- EIB0700.250.0325
- Availability:
- Ships Same Business Day
- Weight:
- 2.17 LBS
$85.00 -
Spring 7in Coil-Over 2.5in ID 0700.250.0300
EIBACH
$85.00A properly tuned suspension starts with the right spring rate, and this 300 lb/in coil-over delivers the responsive, predictable handling your build demands. Whether you're fine-tuning a street car or dialing in a track setup, this 7-inch spring provides...EIB0700.250.0300- SKU:
- EIB0700.250.0300
- Availability:
- Ships Same Business Day
- Weight:
- 2.02 LBS
$85.00 -
Spring 6.75in Torque Link 5in ID 0675.500.2000
EIBACH
$90.00A torque link spring with a 2000 lb/in rate delivers the responsive control your rear suspension needs under hard acceleration and cornering load. This 6.75-inch coil spring handles the lateral forces that standard suspensions struggle with, keeping your...EIB0675.500.2000- SKU:
- EIB0675.500.2000
- Availability:
- Ships Same Business Day
- Weight:
- 8.10 LBS
$90.00 -
Spring 6in Coil-Over 2.5in ID 0600.250.0800
EIBACH
$80.00A properly tuned coil-over spring is fundamental to chassis control and suspension geometry. This 800 lb/in spring delivers the responsiveness needed for precision handling without sacrificing ride quality, making it ideal for both track setups and...EIB0600.250.0800- SKU:
- EIB0600.250.0800
- Availability:
- Ships Same Business Day
- Weight:
- 2.83 LBS
$80.00Qty in Cart: 0Quantity:Price:$80.00Subtotal: -
Spring 6in Coil-Over 2.5in ID 0600.250.0700
EIBACH
$80.00A properly tuned suspension starts with the right spring rate, and this 700 lb/in coil-over delivers the responsive handling you need for both road course and drag strip applications. The 6-inch length and 2.5-inch inner diameter make this a direct fit...EIB0600.250.0700- SKU:
- EIB0600.250.0700
- Availability:
- Ships Same Business Day
- Weight:
- 2.56 LBS
$80.00 -
Spring 6in Coil-Over 2.5in ID 0600.250.0450
EIBACH
$80.00A precision-engineered coil-over spring that delivers consistent load support and response across demanding track conditions. The 450 lb/in spring rate strikes the critical balance between aggressive handling and predictable suspension geometry, making...EIB0600.250.0450- SKU:
- EIB0600.250.0450
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
$80.00 -
Spring 6in Coil-Over 2.25in ID 0600.225.1000
EIBACH
$80.00A 1000 lb/in spring rate demands precision engineering, and this coil-over delivers the responsive handling and consistent load support that separates competitive setups from mid-pack builds. Whether you're fine-tuning suspension geometry for track days...EIB0600.225.1000- SKU:
- EIB0600.225.1000
- Availability:
- Ships Same Business Day
- Weight:
- 2.92 LBS
$80.00
