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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Spring 2.5in ID Tender Linear 0175.250.0250
EIBACH
$80.00Fine-tuning suspension geometry requires precision components that respond predictably under load. This 250 lb/in tender spring delivers the controlled compliance needed for dialing in ride height and load-bearing characteristics on custom builds,...EIB0175.250.0250- SKU:
- EIB0175.250.0250
- Availability:
- Ships Same Business Day
- Weight:
- 1.64 LBS
$80.00 -
Spring 2.5in ID Tender Linear 0175.250.0200
EIBACH
$80.00Tender springs are critical components in suspension systems where you need precise load support without the aggressive spring rates of primary suspension elements. This 200 lb/in rate makes it ideal for fine-tuning suspension geometry, managing ride...EIB0175.250.0200- SKU:
- EIB0175.250.0200
- Availability:
- Ships Same Business Day
- Weight:
- 1.72 LBS
$80.00 -
Spring 2.5in ID Tender Linear 0175.250.0150
EIBACH
$80.00Precise suspension tuning demands springs engineered to exact specifications, and this tender coil spring delivers the controlled, predictable rate you need for fine-tuned handling characteristics. At 150 lb/in, it's ideal for secondary or helper spring...EIB0175.250.0150- SKU:
- EIB0175.250.0150
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
$80.00 -
Spring Coilover 8.0in 3.0in ID 400 Rate DRA-C8.3.0.400
DRACO RACING
$118.00A 400 lb/in spring rate gives you the responsive chassis control needed for track-focused suspension tuning without sacrificing street manageability. This 8-inch coilover spring is engineered for applications requiring a stiffer spring characteristic...DRSDRA.C8.3.0.400- SKU:
- DRSDRA.C8.3.0.400
- Availability:
- Ships Same Business Day
- Weight:
- 3.34 LBS
$118.00 -
Coilover Spring 3.0in ID 12in Tall 225lb DRA-C12.3.0.225
DRACO RACING
$135.60Fine-tuning your suspension geometry requires a coilover spring that delivers predictable, linear force without compromise. This 225 lb/in spring rate hits the sweet spot for road racing and autocross applications where responsive handling matters more...DRSDRA.C12.3.0.225- SKU:
- DRSDRA.C12.3.0.225
- Availability:
- Ships Same Business Day
- Weight:
- 4.50 LBS
$135.60 -
BSB Spring Mount and Cup Sport Mod 8012
BSB MANUFACTURING
$76.99A properly engineered spring mount is critical for maintaining consistent suspension geometry and transferring engine torque efficiently to the chassis. The BSB Spring Mount and Cup Sport Mod 8012 delivers rigid, weld-on construction that eliminates...BSB8012- SKU:
- BSB8012
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
$76.99 -
BSB Trailing Arm Bracket LH Sport Mod 8011
BSB MANUFACTURING
$223.99A properly engineered trailing arm bracket is critical for maintaining rear suspension geometry under load and cornering stress. The BSB Sport Mod 8011 delivers a bolt-on solution that eliminates guesswork with precision frame mounting, allowing you to...BSB8011- SKU:
- BSB8011
- Availability:
- Ships Same Business Day
- Weight:
- 11.25 LBS
$223.99 -
BSB Clevis Shock Mount Traction Shock Mnt 7550-17
BSB MANUFACTURING
$71.99A quality shock mount is critical for maintaining consistent suspension geometry and preventing unwanted chassis flex during hard cornering and acceleration. The BSB Clevis Shock Mount delivers a solid, repeatable connection point that keeps your shock...BSB7550-17- SKU:
- BSB7550-17
- Availability:
- Ships Same Business Day
- Weight:
- 1.88 LBS
$71.99 -
BSB Trailing Arm Bracket LH Sport Mod Forward Holes 7363
BSB MANUFACTURING
$249.99Trailing arm geometry is critical to suspension performance, and a quality bracket directly impacts chassis dynamics and tire contact. The BSB Trailing Arm Bracket LH Sport Mod gives you adjustable mounting with the forward-hole configuration favored in...BSB7363- SKU:
- BSB7363
- Availability:
- Ships Same Business Day
- Weight:
- 13.85 LBS
$249.99 -
BSB Trailing Arm Bracket RH Sport Mod Forward Holes 7362
BSB MANUFACTURING
$249.99Trailing arm geometry is critical to your suspension's handling characteristics and tire wear patterns. The BSB Sport Mod Trailing Arm Bracket RH gives you adjustability and precise axle positioning without fabrication—essential for dialing in your setup...BSB7362- SKU:
- BSB7362
- Availability:
- Ships Same Business Day
- Weight:
- 13.85 LBS
$249.99Qty in Cart: 0Quantity:Price:$249.99Subtotal: -
BSB Trailing Arm Bracket RH B-Mod Split Ring 7360
BSB MANUFACTURING
$234.99A quality trailing arm bracket is critical for maintaining precise axle geometry and suspension compliance under load. The BSB 7360 delivers the structural integrity and adjustability needed for B-Mod racers who demand consistency lap after lap. Whether...BSB7360- SKU:
- BSB7360
- Availability:
- Ships Same Business Day
- Weight:
- 12.22 LBS
$234.99 -
BSB Chain limiter IMCA legal 3170
BSB MANUFACTURING
$95.99Suspension limiter chains are critical for controlling axle travel and preventing catastrophic suspension failure during hard cornering or impact events. The BSB 3170 delivers IMCA-legal compliance while offering quick-adjust capability, giving you the...BSB3170- SKU:
- BSB3170
- Availability:
- Ships Same Business Day
- Weight:
- 1.98 LBS
$95.99 -
BSB Chain Limiter w/Bushing 3160
BSB MANUFACTURING
$144.99Excessive suspension travel can lead to costly frame damage, broken components, and unpredictable handling during hard launches or aggressive cornering. The BSB Chain Limiter with Bushing 3160 provides a reliable mechanical stop that prevents...BSB3160- SKU:
- BSB3160
- Availability:
- Ships Same Business Day
- Weight:
- 3.10 LBS
$144.99 -
Bilstein Disc 28/40 8mm ID E4-FE1-Z003B41
BILSTEIN
$1.59Precision shock tuning demands components engineered to exact tolerances, and this Bilstein disc valve delivers the repeatability and durability that separates dialed setups from mediocre ones. Whether you're fine-tuning damping characteristics on a...BILE4-FE1-Z003B41- SKU:
- BILE4-FE1-Z003B41
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$1.59 -
Bilstein Disc Bypass 8 Notch 8mm ID E4-B46-744B1
BILSTEIN
$1.59Precision shock valve tuning demands components that perform exactly as engineered—no variance, no compromise. The Bilstein Disc Bypass 8 Notch delivers the rebound and compression control your suspension setup requires by managing flow through the...BILE4-B46-744B1- SKU:
- BILE4-B46-744B1
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$1.59 -
Bilstein Disc Bypass 2 Notch 8mm ID E4-B46-742A1
BILSTEIN
$1.59Bilstein shock valves are engineered for precision damping control, and this disc bypass component is critical for fine-tuning your suspension's low-speed compression characteristics. Whether you're dialing in track geometry or optimizing street...BILE4-B46-742A1- SKU:
- BILE4-B46-742A1
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$1.59 -
Bilstein Shock SZ/SL 9in Comp 1 Reb 4 33-329185
BILSTEIN
$182.58The Bilstein SZ/SL monotube shock delivers precise damping control with a digressive valve design that adapts to changing track conditions—essential for drivers who demand consistent performance across varying suspension loads. Built with a robust steel...BIL33-329185- SKU:
- BIL33-329185
- Availability:
- Ships Same Business Day
- Weight:
- 4.35 LBS
$182.58Qty in Cart: 0Quantity:Price:$182.58Subtotal: -
Bilstein Shock SZ/SL 9in Comp 10 Reb 2 33-321950
BILSTEIN
$182.58Bilstein's SZ Series monotube design delivers consistent damping performance across full suspension travel, whether you're pushing hard on track or managing rough terrain. The C10-R2 valve configuration provides predictable compression and rebound...BIL33-321950- SKU:
- BIL33-321950
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
$182.58 -
Bilstein Shock SZ/SL 9in Comp 9 Reb 2 33-321943
BILSTEIN
$182.58Bilstein's monotube design delivers consistent damping performance under sustained track conditions, where traditional twin-tube shocks fade. The SZ/SL series with C9-R2 valving provides the adjustability serious racers need to dial in handling across...BIL33-321943- SKU:
- BIL33-321943
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
$182.58 -
Bilstein Shock SZ/SL 9in Comp 9 Reb 1 33-321936
BILSTEIN
$182.58If you're building a high-performance suspension setup, monotube shocks deliver superior heat dissipation and consistent damping under extreme track conditions—critical for maintaining predictable handling through successive corners. The Bilstein SZ...BIL33-321936- SKU:
- BIL33-321936
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
$182.58
