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
-
FK Rod Ends 1/2-20 RH Tube End 1in x .095in 2206
FK ROD ENDS
$7.99Rod ends are critical connection points in suspension geometry, and choosing the right one directly impacts steering response, durability, and safety. This FK unit delivers the precision fit and reliable performance that serious racers and fabricators...FKB2206- SKU:
- FKB2206
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$7.99 -
Spring Rear 18in x 5in x 100# Platinum PR1800.500.0100
EIBACH
$150.00Rear suspension geometry directly impacts your vehicle's handling balance, weight transfer, and tire contact patch during acceleration and braking. This 100 lb/in spring rate delivers the compliance needed for maintaining traction while resisting...EIBPR1800.500.0100- SKU:
- EIBPR1800.500.0100
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
$150.00 -
Spring Rear 18in x 5in x 50# Platinum PR1800.500.0050
EIBACH
$150.00A properly tuned suspension starts with the right spring rate. The Platinum PR1800.500.0050 rear coil spring delivers predictable load support and consistent handling characteristics essential for both track performance and street driving. With its 50...EIBPR1800.500.0050- SKU:
- EIBPR1800.500.0050
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
$150.00 -
Spring Rear 16in x 5in x 200# Platinum PR1600.500.0200
EIBACH
$135.00Precision suspension tuning demands a spring that matches your exact performance requirements. The Platinum PR1600 delivers a predictable 200 lb/in rate with the durability to handle repeated thermal cycles and high-load cornering without degradation...EIBPR1600.500.0200- SKU:
- EIBPR1600.500.0200
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
$135.00Qty in Cart: 0Quantity:Price:$135.00Subtotal: -
Spring Rear 13in x 5in x 100# Platinum PR1300.500.0100
EIBACH
$140.00Rear suspension geometry demands precision—and this Platinum coil spring delivers the consistent spring rate your setup needs for predictable handling and load transfer. Whether you're tuning a dedicated track car or dialing in a street-strip machine, a...EIBPR1300.500.0100- SKU:
- EIBPR1300.500.0100
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
$140.00 -
12in C/O Spring Platinum 2.50in ID P1200.2530.0250
EIBACH
$110.00If you're building a coil-over suspension system that demands precision and reliability, this 12-inch Platinum spring delivers the consistency you need for both street and track applications. The 250 lb/in spring rate provides a balanced foundation for...EIBP1200.2530.0250- SKU:
- EIBP1200.2530.0250
- Availability:
- Ships Same Business Day
- Weight:
- 4.48 LBS
$110.00Qty in Cart: 0Quantity:Price:$110.00Subtotal: -
Coilover Spring 1.875in ID 8in Tall 180lb DRA-L8.1.875.180
DRACO RACING
$85.00A properly tuned suspension requires the right spring rate to match your vehicle's geometry, weight distribution, and intended use. This 180 lb/in coilover spring delivers the stiffness needed for responsive handling and consistent ride height under...DRSDRA.L8.1.875.180- SKU:
- DRSDRA.L8.1.875.180
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
$85.00 -
Coilover Spring 2.5in ID 2.500in ID 150 Rate DRA-C14.2.5.150
DRACO RACING
$110.00A properly-tuned suspension starts with the right spring rate, and this 150 lb/in coilover spring delivers the consistency and support you need for predictable handling across varying track conditions. Whether you're fine-tuning your setup for road...DRSDRA.C14.2.5.150- SKU:
- DRSDRA.C14.2.5.150
- Availability:
- Ships Same Business Day
- Weight:
- 3.86 LBS
$110.00Qty in Cart: 0Quantity:Price:$110.00Subtotal: -
BSB Shaft Pullbar 3/4in Dia 7600-8
BSB MANUFACTURING
$51.99A properly engineered torque link shaft is essential for maintaining axle stability during hard acceleration and cornering, especially in high-horsepower applications where chassis flex becomes a real concern. The BSB Shaft Pullbar delivers the rigid...BSB7600-8- SKU:
- BSB7600-8
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
$51.99 -
Bilstein Shock Street Stock Front F4-BE3-F130-M1
BILSTEIN
$125.16If you're running Street Stock competition or building a dedicated track machine, suspension geometry and damping control separate winners from the rest of the field. Bilstein's monotube design delivers consistent heat dissipation and precise damping...BILF4-BE3-F130-M1- SKU:
- BILF4-BE3-F130-M1
- Availability:
- Ships Same Business Day
- Weight:
- 2.56 LBS
$125.16 -
Bilstein Shock Street Stock Front F4-BE3-F129-M1
BILSTEIN
$125.16If you're running a Street Stock A-Body or G-Body, suspension geometry and damping control directly impact your lap times and driver confidence through corners. The Bilstein F4-BE3-F129-M1 delivers predictable, digressive damping that keeps your front...BILF4-BE3-F129-M1- SKU:
- BILF4-BE3-F129-M1
- Availability:
- Ships Same Business Day
- Weight:
- 2.52 LBS
$125.16 -
Bilstein Shock Street Stock Front F4-BE3-C751-M2
BILSTEIN
$125.16Street stock suspension demands precision damping that responds instantly to track conditions—and the Bilstein F4-BE3-C751-M2 delivers exactly that. Built with a monotube design and AK Series damping technology, this shock excels at managing weight...BILF4-BE3-C751-M2- SKU:
- BILF4-BE3-C751-M2
- Availability:
- Ships Same Business Day
- Weight:
- 2.56 LBS
$125.16Qty in Cart: 0Quantity:Price:$125.16Subtotal: -
Bilstein Shock Street Stock Front F4-BE3-C750-M2
BILSTEIN
$125.16Bilstein's monotube design delivers consistent damping control across the full stroke, keeping your A-Body planted through corners and off-the-line acceleration. The digressive valving adjusts damping force progressively, absorbing initial impact while...BILF4-BE3-C750-M2- SKU:
- BILF4-BE3-C750-M2
- Availability:
- Ships Same Business Day
- Weight:
- 2.53 LBS
$125.16Qty in Cart: 0Quantity:Price:$125.16Subtotal: -
Bilstein Shock Front GM Metric 6 Comp / 6 Reb 24-296854
BILSTEIN
$179.15If you're running a classic GM muscle car, suspension performance directly impacts your ability to put power down consistently and maintain control under load. The Bilstein SMX Series delivers the damping precision you need for track work or spirited...BIL24-296854- SKU:
- BIL24-296854
- Availability:
- Ships Same Business Day
- Weight:
- 3.15 LBS
$179.15 -
Allstar Performance Alum C/O Sleeve 7in Afco Monroe ALL64161
ALLSTAR PERFORMANCE
$22.99If you're running AFCO or Monroe coil-over shocks, this aluminum sleeve is essential for maintaining precise ride height adjustment and shock geometry on the track. The 7-inch threaded design provides reliable engagement with your shock body while the...ALL64161- SKU:
- ALL64161
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$22.99 -
Allstar Performance Control Arm Screw-In Alum Shaft 7in 10Deg ALL57940
ALLSTAR PERFORMANCE
$99.99A quality control arm is fundamental to suspension geometry and handling precision—this Allstar Performance upper control arm delivers the adjustability and durability you need for consistent cornering performance and predictable chassis behavior. The...ALL57940- SKU:
- ALL57940
- Availability:
- Ships Same Business Day
- Weight:
- 3.03 LBS
$99.99 -
Ships Free
Steel Birdcage LH / RH Set 3.008 ID Double Shear w/ Double Bearing IMCA
J J MOTORSPORTS
$650.00Precision rear-end geometry is non-negotiable when you're competing in dirt modified racing. This Steel Birdcage LH/RH set delivers the adjustability and durability your 4-link suspension demands, with double-shear construction and high-quality double...300-15489- SKU:
- 300-15489
- Availability:
- Ships Same Business Day
- Weight:
- 15.00 LBS
- Shear:
- Double
- Shear Wall:
- Heavy Duty
- Style:
- Bolt-in
- Bearing Size:
- 3.008
- Bearing Color:
- Blue
- Bearing:
- Double
- Shock Mounts:
- Included
- Axle Clamps 3.00":
- (4) Included
- Made In:
- Michigan, USA
$650.00Qty in Cart: 0Quantity:Price:$650.00Subtotal: -
On Sale
Wehrs 2x2 Panhard Mount 3 Hole Aluminum WEHWM62322
WEHRS MACHINE
MSRP: $78.99Now: $77.00Was: $78.99Lateral chassis movement during aggressive cornering or acceleration can compromise handling precision and tire contact. The Wehrs 2x2 Panhard Mount provides a rigid, adjustable connection point that keeps your rear axle centered and stable, reducing...WEHWM62322- SKU:
- WEHWM62322
- Availability:
- Ships Same Business Day
- Weight:
- 2.67 LBS
- MFG Part #:
- WM62322
MSRP: $78.99Now: $77.00Was: $78.99 -
On Sale
Wehrs Clamp On Swivel Shock Mount 1.50in WEHWM3321500
WEHRS MACHINE
MSRP: $82.99Now: $81.00Was: $82.99Shock mounting geometry directly impacts suspension response and chassis tuning—a solid connection is non-negotiable on high-performance builds. Wehrs' clamp-on swivel design allows precise angular adjustment without permanent fabrication, giving you the...WEHWM3321500- SKU:
- WEHWM3321500
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- MFG Part #:
- WM3321500
MSRP: $82.99Now: $81.00Was: $82.99 -
On Sale
Wehrs Lift Bar Dirt Late Model Alum WEHWM315DS
WEHRS MACHINE
MSRP: $575.99Now: $564.00Was: $575.99Dirt late model racing demands suspension components that can handle extreme lateral forces without compromise. The Wehrs Lift Bar is engineered to provide precise weight transfer control and chassis stability through the turns, directly impacting your...WEHWM315DS- SKU:
- WEHWM315DS
- Availability:
- Ships Same Business Day
- Weight:
- 14.26 LBS
- MFG Part #:
- WM315DS
MSRP: $575.99Now: $564.00Was: $575.99
