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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- Price
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AFCO Racing Front Coil Spring 5" x 9.5" 750 lb/in Black 20750B
AFCO RACING PRODUCTS
$93.99This AFCO Conv Front Spring is engineered for high-performance vehicles, offering a 5.0-inch outside diameter and a 9.5-inch length. With a 750 lb/in spring rate, it provides optimal support for front-end suspension systems. The black powder coat finish...AFC20750B- SKU:
- AFC20750B
- Availability:
- Ships Same Business Day
- Weight:
- 9.90 LBS
- MFG Part #:
- 20750B
$93.99 -
AFCO conventional front coil spring 5.5" OD 9.5" length 650 lb/in 20650-1B
AFCO RACING PRODUCTS
$93.99This AFCO conventional front coil spring is designed to enhance your vehicle's suspension performance. With a 5.5-inch outside diameter and a 9.5-inch length, it offers a 650 lb/in spring rate, providing optimal support and handling. Finished with a...AFC20650-1B- SKU:
- AFC20650-1B
- Availability:
- Ships Same Business Day
- Weight:
- 9.40 LBS
- MFG Part #:
- 20650-1B
$93.99 -
AFCO 5in x 9.5in 600 lb/in Front Coil Spring 20600B
AFCO RACING PRODUCTS
$93.99The AFCO Conv Front Spring 5in x 9.5in x 600# 20600B is a high-performance coil spring designed for front suspension applications. With a 5.0-inch outside diameter and a 9.5-inch length, it offers a 600 lb/in spring rate, providing optimal support and...AFC20600B- SKU:
- AFC20600B
- Availability:
- Ships Same Business Day
- Weight:
- 7.15 LBS
- MFG Part #:
- 20600B
$93.99 -
AFCO Racing Products 5.5x9.5 600 lb/in Front Coil Spring 20600-1B
AFCO RACING PRODUCTS
$93.99The AFCO Conv Front Spring 5.5in x 9.5in x 600# 20600-1B is a high-quality coil spring designed for front suspension applications. With a 5.5-inch outer diameter and a length of 9.5 inches, it offers a 600 lb/in spring rate, providing optimal support and...AFC20600-1B- SKU:
- AFC20600-1B
- Availability:
- Ships Same Business Day
- Weight:
- 9.60 LBS
- MFG Part #:
- 20600-1B
$93.99 -
AFCO 5" x 9.5" 550 lb/in Front Coil Spring Black Powder Coat 20550B
AFCO RACING PRODUCTS
$93.99The AFCO Conv Front Spring 5in x 9.5in x 550# 20550B is a high-performance coil spring designed for front suspension applications. Manufactured with ultra-high tensile wire, it offers exceptional durability and resistance to spring lean and bow. The...AFC20550B- SKU:
- AFC20550B
- Availability:
- Ships Same Business Day
- Weight:
- 6.45 LBS
- MFG Part #:
- 20550B
$93.99 -
AFCO 5in x 9.5in 500 lb/in Front Coil Spring 20500B
AFCO RACING PRODUCTS
$93.99The AFCO Conv Front Spring 5in x 9.5in x 500# 20500B is a high-performance coil spring designed for front suspension applications. With a 5-inch outside diameter and a 9.5-inch length, it offers a 500 lb/in spring rate, providing optimal support and...AFC20500B- SKU:
- AFC20500B
- Availability:
- Ships Same Business Day
- Weight:
- 6.45 LBS
- MFG Part #:
- 20500B
$93.99 -
AFCO conventional front coil spring 5.5" OD 9.5" length 500 lb/in 20500-1B
AFCO RACING PRODUCTS
$93.99The AFCO Conv Front Spring 5.5in x 9.5in x 500# 20500-1B is a high-performance coil spring designed for front suspension applications. With a 5.5-inch outer diameter and a 9.5-inch length, it offers a 500 lb/in spring rate, providing optimal support and...AFC20500-1B- SKU:
- AFC20500-1B
- Availability:
- Ships Same Business Day
- Weight:
- 7.65 LBS
- MFG Part #:
- 20500-1B
$93.99 -
AFCO steel leaf spring shackle plate 9-13/16" x 2" x 1/4" 20281
AFCO RACING PRODUCTS
$29.99The AFCO Shackle Plate Steel Each 20281 is a high-quality leaf spring shackle plate designed for enhanced suspension performance. Constructed from durable steel and finished with a cadmium coating, it offers superior strength and resistance to corrosion...AFC20281- SKU:
- AFC20281
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- MFG Part #:
- 20281
$29.99 -
AFCO Lower Spring Plate Coil-Over Passenger Side Steel Black Paint 20250
AFCO RACING PRODUCTS
$26.99The AFCO Lower Spring Plate C/O RH 20250 is a durable steel component designed for coil-over suspension systems. Featuring a U-bolt pad and a 3 x 3-1/2 inch mounting square, it ensures secure attachment on the passenger side. Finished with black paint,...AFC20250- SKU:
- AFC20250
- Availability:
- Ships Same Business Day
- Weight:
- 2.43 LBS
- MFG Part #:
- 20250
$26.99 -
AFCO Lower Spring Plate Coil-Over Left Hand 3x3.5 Mounting 20249
AFCO RACING PRODUCTS
$26.99The AFCO Lower Spring Plate C/O LH 20249 is a durable steel component designed for coil-over suspension systems. Finished with black paint, it features a U-bolt pad and is intended for the driver's side of the vehicle. Constructed from high-quality...AFC20249- SKU:
- AFC20249
- Availability:
- Ships Same Business Day
- Weight:
- 2.41 LBS
- MFG Part #:
- 20249
$26.99 -
AFCO Racing Aluminum Lowering Block 1/2" x 2-1/2" x 5" 20244
AFCO RACING PRODUCTS
$21.99The AFCO Lowering Block 20244 is a high-quality leaf spring block designed to adjust the ride height of your vehicle. Constructed from lightweight extruded aluminum, it offers strength superior to billet alternatives. This universal block measures 1/2...AFC20244- SKU:
- AFC20244
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MFG Part #:
- 20244
$21.99 -
AFCO Multi-Leaf Spring Chrysler 194 lb/in 6-5/8" Arch 20231XHD
AFCO RACING PRODUCTS
$252.99This AFCO Multi Leaf Spring is designed for Chrysler-style vehicles, featuring a 6.625-inch arch and a 194 lb/in spring rate, suitable for cars weighing between 2,100 and 3,500 pounds. Constructed from high-quality steel with a natural finish, it offers...AFC20231XHD- SKU:
- AFC20231XHD
- Availability:
- Ships Same Business Day
- Weight:
- 34.60 LBS
- MFG Part #:
- 20231XHD
$252.99 -
AFCO Multi-Leaf Spring Chrysler 152 lb/in 6-5/8" Arch 52-7/8" Length 20231MHD
AFCO RACING PRODUCTS
$252.99The AFCO Multi Leaf Spring Chry 152# 6-5/8 in Arch is engineered to enhance the performance and durability of Chrysler-style vehicles. Designed for cars weighing between 2600 and 3000 pounds, this multi-leaf spring offers a 152 lb/in spring rate,...AFC20231MHD- SKU:
- AFC20231MHD
- Availability:
- Ships Same Business Day
- Weight:
- 31.25 LBS
- MFG Part #:
- 20231MHD
$252.99 -
AFCO Multi-Leaf Spring for 1967-81 Camaro 238 lb/in 6-3/8" Arch 20228XHD
AFCO RACING PRODUCTS
$282.99The AFCO Multi Leaf Spring Camaro 238# 20228XHD is engineered to enhance the performance and durability of your Camaro's rear suspension. Designed for vehicles weighing between 3000 and 3400 pounds, this spring offers a 238 lb/in spring rate, providing a...AFC20228XHD- SKU:
- AFC20228XHD
- Availability:
- Ships Same Business Day
- Weight:
- 38.60 LBS
- MFG Part #:
- 20228XHD
$282.99 -
AFCO Multi-Leaf Spring 153 lb/in 6-3/8" Arch for 1970-1981 Camaro 20228LW
AFCO RACING PRODUCTS
$269.99Enhance your Camaro's suspension with the AFCO Multi Leaf Spring Camaro 153# 20228LW. Designed for vehicles weighing between 2,300 and 2,600 pounds, this multi-leaf spring offers a 153 lb/in spring rate and a 6.375-inch arch, providing optimal...AFC20228LW- SKU:
- AFC20228LW
- Availability:
- Ships Same Business Day
- Weight:
- 32.60 LBS
- MFG Part #:
- 20228LW
$269.99 -
AFCO HD Multi-Leaf Leaf Spring 6-3/8" Arch 205 lb/in 1970-81 Camaro 20228HDRF
AFCO RACING PRODUCTS
$284.99Enhance your 1970-1981 Camaro's performance with the AFCO HD Leaf Spring 20228HDRF. Designed for durability and improved handling, this multi-leaf spring features a 6.375-inch arch and a 205 lb/in spring rate, making it ideal for vehicles weighing...AFC20228HDRF- SKU:
- AFC20228HDRF
- Availability:
- Ships Same Business Day
- Weight:
- 43.25 LBS
- MFG Part #:
- 20228HDRF
$284.99 -
AFCO Multi-Leaf Spring 205 lb/in 6-3/8" Arch Fits 1967-81 Camaro 20228HD
AFCO RACING PRODUCTS
$282.99Enhance your Camaro's performance with the AFCO Multi Leaf Spring 20228HD, designed for vehicles weighing between 3000 and 3400 pounds. This high-quality steel spring features a 6.375-inch arch and a 205 lb/in spring rate, providing improved handling and...AFC20228HD- SKU:
- AFC20228HD
- Availability:
- Ships Same Business Day
- Weight:
- 37.45 LBS
- MFG Part #:
- 20228HD
$282.99 -
AFCO Lightweight Spring Cup 1-8 in Thread Steel Black Powder Coat 20195LW
AFCO RACING PRODUCTS
$48.99The AFCO Light Weight Spring Cup 20195LW is a high-performance component designed for racing applications. Constructed from steel with a black powder coat finish, it features a 1-8 inch thread and is compatible with the AFCO Detented Weight Jack System...AFC20195LW- SKU:
- AFC20195LW
- Availability:
- Ships Same Business Day
- Weight:
- 1.11 LBS
- MFG Part #:
- 20195LW
$48.99 -
AFCO 8" Detented Weight Jack Bolt 1-8" Thread Steel Cadmium 20194-8D
AFCO RACING PRODUCTS
$24.99The AFCO 8in Long Detented Jack Bolt 20194-8D is a high-quality steel bolt designed for use in AFCO's Detented Weight Jack System. Measuring 8 inches in length with a 1-8 inch thread, this cadmium-plated bolt ensures durability and precise weight...AFC20194-8D- SKU:
- AFC20194-8D
- Availability:
- Ships Same Business Day
- Weight:
- 1.34 LBS
- MFG Part #:
- 20194-8D
$24.99 -
AFCO 11in Long Detented Jack Bolt 1-8in Thread Steel Cadmium 20194-11D
AFCO RACING PRODUCTS
$24.99The AFCO 11in Long Detented Jack Bolt is a precision-engineered component designed for quick and reliable weight adjustments in racing applications. Constructed from durable steel and finished with a cadmium coating, this jack bolt ensures longevity and...AFC20194-11D- SKU:
- AFC20194-11D
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- MFG Part #:
- 20194-11D
$24.99