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
-
Conventional Spring 16in x 5in x 175# 160-500-175 BP
SWIFT SPRINGS
$136.85Conventional Spring 16in x 5in x 175#Coil SpringConventional5.0 in OD16.000 in Length175 lb/in Spring RateRearCopper Powder CoatEachSWI160-500-175BP- SKU:
- SWI160-500-175BP
- Availability:
- Ships Same Business Day
- Weight:
- 6.60 LBS
- MFG Part #:
- 160-500-175 BP
- Spring Rate:
- 175 lb.
- Spring Height:
- 16"
- Spring ID:
- 5"
$136.85 -
Coil-Over Spring 16in x 5in x 150lb 2.5in ID 160-2550-150 BP
SWIFT SPRINGS
$136.85Coil-Over Spring 16in x 5in x 150lb 2.5in IDCoil SpringSuper BarrelCoil-Over2.500 in ID16.000 in Length150 lb/in Spring RateBlack Powder CoatEachSWI160-2550-150BP- SKU:
- SWI160-2550-150BP
- Availability:
- Ships Same Business Day
- Weight:
- 13.00 LBS
- MFG Part #:
- 160-2550-150 BP
- Spring Rate:
- 150 lb.
- Spring Height:
- 16"
- Spring ID:
- 2.5"
$136.85 -
Coil-Over Spring 16in x 5in x 125lb 2.5in ID 160-2550-125 BP
SWIFT SPRINGS
$136.85Coil-Over Spring 16in x 5in x 125lb 2.5in IDCoil SpringSuper BarrelCoil-Over2.500 in ID16.000 in Length125 lb/in Spring RateBlack Powder CoatEachSWI160-2550-125BP- SKU:
- SWI160-2550-125BP
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
- MFG Part #:
- 160-2550-125 BP
- Spring Rate:
- 125 lb.
- Spring Height:
- 16"
- Spring ID:
- 2.5"
$136.85 -
Barrel Spring 16in x 2.5in 175# 160-250-175 BP
SWIFT SPRINGS
$136.85Barrel Spring 16in x 2.5in 175#Coil SpringBarrelCoil-Over2.500 in ID16.000 in Length175 lb/in Spring RateCopper Powder CoatEachSWI160-250-175BP- SKU:
- SWI160-250-175BP
- Availability:
- Ships Same Business Day
- Weight:
- 7.25 LBS
- MFG Part #:
- 160-250-175 BP
- Spring Rate:
- 175 lb.
- Spring Height:
- 16"
- Spring ID:
- 2.5"
$136.85Qty in Cart: 0Quantity:Price:$136.85Subtotal: -
Barrel Spring 16in x 2.5in 150# 160-250-150 BP
SWIFT SPRINGS
$128.35Barrel Spring 16in x 2.5in 150#Coil SpringSuper BarrelCoil-Over2.500 in ID16.000 in Length150 lb/in Spring RateBlack Powder CoatEachSWI160-250-150BP- SKU:
- SWI160-250-150BP
- Availability:
- Ships Same Business Day
- Weight:
- 6.40 LBS
- MFG Part #:
- 160-250-150 BP
- Spring Rate:
- 150 lb.
- Spring Height:
- 16"
- Spring ID:
- 2.5"
$128.35 -
Barrel Spring 16in x 2.5in 125# 160-250-125 BP
SWIFT SPRINGS
$128.35Barrel Spring 16in x 2.5in 125#Coil SpringSuper BarrelCoil-Over2.500 in ID16.000 in Length125 lb/in Spring RateBlack Powder CoatEachSWI160-250-125BP- SKU:
- SWI160-250-125BP
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
- MFG Part #:
- 160-250-125 BP
- Spring Rate:
- 125 lb.
- Spring Height:
- 16"
- Spring ID:
- 2.5"
$128.35 -
Barrel Spring 16in x 2.5in 100# 160-250-100BP
SWIFT SPRINGS
$128.35Barrel Spring 16in x 2.5in 100#Coil SpringSuper BarrelCoil-Over2.500 in ID16.000 in Length100 lb/in Spring RateBlack Powder CoatEachSWI160-250-100BP- SKU:
- SWI160-250-100BP
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- MFG Part #:
- 160-250-100BP
- Spring Rate:
- 100 lb.
- Spring Height:
- 16"
- Spring ID:
- 2.5"
$128.35 -
Barrel Spring 14in x 2.5in x 325# 140-250-325 B
SWIFT SPRINGS
$119.85Barrel Spring 14in x 2.5in x 325#Coil SpringBarrelCoil-Over2.500 in ID14.000 in Length325 lb/in Spring RateBlack Powder CoatEachSWI140-250-325B- SKU:
- SWI140-250-325B
- Availability:
- Ships Same Business Day
- Weight:
- 6.56 LBS
- MFG Part #:
- 140-250-325 B
- Spring Rate:
- 325 lb.
- Spring Height:
- 14"
- Spring ID:
- 2.5"
$119.85 -
Barrel Spring 14in x 2.5in x 300# 140-250-300 B
SWIFT SPRINGS
$119.85Barrel Spring 14in x 2.5in x 300#Coil SpringBarrelCoil-Over2.500 in ID14.000 in Length300 lb/in Spring RateBlack Powder CoatEachSWI140-250-300B- SKU:
- SWI140-250-300B
- Availability:
- Ships Same Business Day
- Weight:
- 5.16 LBS
- MFG Part #:
- 140-250-300 B
- Spring Rate:
- 300 lb.
- Spring Height:
- 14"
- Spring ID:
- 2.5"
$119.85 -
Barrel Spring 14in x 2.5in x 275# 140-250-275 B
SWIFT SPRINGS
$119.85Barrel Spring 14in x 2.5in x 275#Coil SpringBarrelCoil-Over2.500 in ID14.000 in Length275 lb/in Spring RateBlack Powder CoatEachSWI140-250-275B- SKU:
- SWI140-250-275B
- Availability:
- Ships Same Business Day
- Weight:
- 6.32 LBS
- MFG Part #:
- 140-250-275 B
- Spring Rate:
- 275 lb.
- Spring Height:
- 14"
- Spring ID:
- 2.5"
$119.85 -
Barrel Spring 14in x 2.5in x 250# 140-250-250 B
SWIFT SPRINGS
$119.85Barrel Spring 14in x 2.5in x 250#Coil SpringBarrelCoil-Over2.500 in ID14.000 in Length250 lb/in Spring RateBlack Powder CoatEachSWI140-250-250B- SKU:
- SWI140-250-250B
- Availability:
- Ships Same Business Day
- Weight:
- 5.44 LBS
- MFG Part #:
- 140-250-250 B
- Spring Rate:
- 250 lb.
- Spring Height:
- 14"
- Spring ID:
- 2.5"
$119.85 -
Barrel Spring 14in x 2.5in x 225# 140-250-225 B
SWIFT SPRINGS
$119.85Barrel Spring 14in x 2.5in x 225#Coil SpringBarrelCoil-Over2.500 in ID14.000 in Length225 lb/in Spring RateBlack Powder CoatEachSWI140-250-225B- SKU:
- SWI140-250-225B
- Availability:
- Ships Same Business Day
- Weight:
- 5.22 LBS
- MFG Part #:
- 140-250-225 B
- Spring Rate:
- 225 lb.
- Spring Height:
- 14"
- Spring ID:
- 2.5"
$119.85 -
Barrel Spring 14in x 2.5in x 200# 140-250-200 BP
SWIFT SPRINGS
$119.85Barrel Spring 14in x 2.5in x 200#Coil SpringBarrelCoil-Over2.500 in ID14.000 in Length200 lb/in Spring RateCopper Powder CoatEachSWI140-250-200BP- SKU:
- SWI140-250-200BP
- Availability:
- Ships Same Business Day
- Weight:
- 5.80 LBS
- MFG Part #:
- 140-250-200 BP
- Spring Rate:
- 200 lb.
- Spring Height:
- 14"
- Spring ID:
- 2.5"
$119.85 -
Barrel Spring 14in x 2.5in x 175# 140-250-175 BP
SWIFT SPRINGS
$119.85Barrel Spring 14in x 2.5in x 175#Coil SpringBarrelCoil-Over2.500 in ID14.000 in Length175 lb/in Spring RateCopper Powder CoatEachSWI140-250-175BP- SKU:
- SWI140-250-175BP
- Availability:
- Ships Same Business Day
- Weight:
- 5.06 LBS
- MFG Part #:
- 140-250-175 BP
- Spring Rate:
- 175 lb.
- Spring Height:
- 14"
- Spring ID:
- 2.5"
$119.85 -
Barrel Spring 14in x 2.5 x 150# 140-250-150 BP
SWIFT SPRINGS
$119.85Barrel Spring 14in x 2.5 x 150#Coil SpringBarrelCoil-Over2.500 in ID14.000 in Length150 lb/in Spring RateCopper Powder CoatEachSWI140-250-150BP- SKU:
- SWI140-250-150BP
- Availability:
- Ships Same Business Day
- Weight:
- 4.47 LBS
- MFG Part #:
- 140-250-150 BP
- Spring Rate:
- 150 lb.
- Spring Height:
- 14"
- Spring ID:
- 2.5"
$119.85 -
Barrel Spring 14in x 2.5in x 125# 140-250-125 BP
SWIFT SPRINGS
$119.85Barrel Spring 14in x 2.5in x 125#Coil SpringBarrelCoil-Over2.500 in ID14.000 in Length125 lb/in Spring RateCopper Powder CoatEachSWI140-250-125BP- SKU:
- SWI140-250-125BP
- Availability:
- Ships Same Business Day
- Weight:
- 3.82 LBS
- MFG Part #:
- 140-250-125 BP
- Spring Rate:
- 125 lb.
- Spring Height:
- 14"
- Spring ID:
- 2.5"
$119.85 -
Barrel Spring 14in x 2.5in x 100# 140-250-100 BP
SWIFT SPRINGS
$119.85Barrel Spring 14in x 2.5in x 100#Coil SpringBarrelCoil-Over2.500 in ID14.000 in Length100 lb/in Spring RateCopper Powder CoatEachSWI140-250-100BP- SKU:
- SWI140-250-100BP
- Availability:
- Ships Same Business Day
- Weight:
- 3.57 LBS
- MFG Part #:
- 140-250-100 BP
- Spring Rate:
- 100 lb.
- Spring Height:
- 14"
- Spring ID:
- 2.5"
$119.85 -
Conventional Spring 13in x 5in x 250# 130-500-250
SWIFT SPRINGS
$128.35Conventional Spring 13in x 5in x 250#Coil SpringConventional5.0 in OD13.000 in Length250 lb/in Spring RateFrontBlack Powder CoatEachSWI130-500-250- SKU:
- SWI130-500-250
- Availability:
- Ships Same Business Day
- Weight:
- 6.54 LBS
- MFG Part #:
- 130-500-250
- Spring Rate:
- 250 lb.
- Spring Height:
- 13"
- Spring ID:
- 5"
$128.35 -
Conventional Spring 13in x 5in x 225# 130-500-225 BP
SWIFT SPRINGS
$136.85Conventional Spring 13in x 5in x 225#Coil SpringConventional5.0 in OD13.000 in Length225 lb/in Spring RateRearCopper Powder CoatEachSWI130-500-225BP- SKU:
- SWI130-500-225BP
- Availability:
- Ships Same Business Day
- Weight:
- 5.49 LBS
- MFG Part #:
- 130-500-225 BP
- Spring Rate:
- 225 lb.
- Spring Height:
- 13"
- Spring ID:
- 5"
$136.85 -
Conventional Spring 13in x 5in x 200# 130-500-200 BP
SWIFT SPRINGS
$136.85Conventional Spring 13in x 5in x 200#Coil SpringConventional5.0 in OD13.000 in Length200 lb/in Spring RateRearCopper Powder CoatEachSWI130-500-200BP- SKU:
- SWI130-500-200BP
- Availability:
- Ships Same Business Day
- Weight:
- 5.83 LBS
- MFG Part #:
- 130-500-200 BP
- Spring Rate:
- 200 lb.
- Spring Height:
- 13"
- Spring ID:
- 5"
$136.85
