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
-
Hyperco Rear Spring 5in ID 16in Tall 18SNU-100
HYPERCO
$98.00Rear Spring 5in ID 16in TallCoil SpringConventional5.0 in OD16.000 in Length100 lb/in Spring RateRearBlue Powder CoatEachHYP18SNU-100- SKU:
- HYP18SNU-100
- Availability:
- Ships Same Business Day
- Weight:
- 2.78 LBS
- MFG Part #:
- 18SNU-100
$98.00 -
Hyperco Rear Spring 5in ID 20in Tall 18SNT-150
HYPERCO
$122.00Rear Spring 5in ID 20in TallCoil SpringConventional5.0 in OD20.000 in Length150 lb/in Spring RateRearBlue Powder CoatEachHYP18SNT-150- SKU:
- HYP18SNT-150
- Availability:
- Ships Same Business Day
- Weight:
- 10.75 LBS
- MFG Part #:
- 18SNT-150
$122.00 -
Hyperco Rear Spring 5in ID 20in Tall 18SNT-125
HYPERCO
$122.00Rear Spring 5in ID 20in TallCoil SpringConventional5.0 in OD20.000 in Length125 lb/in Spring RateRearBlue Powder CoatEachHYP18SNT-125- SKU:
- HYP18SNT-125
- Availability:
- Ships Same Business Day
- Weight:
- 9.62 LBS
- MFG Part #:
- 18SNT-125
$122.00 -
Hyperco Rear Spring 5in ID 20in Tall 18SNT-100
HYPERCO
$122.00Rear Spring 5in ID 20in TallCoil SpringConventional5.0 in OD20.000 in Length100 lb/in Spring RateRearBlue Powder CoatEachHYP18SNT-100- SKU:
- HYP18SNT-100
- Availability:
- Ships Same Business Day
- Weight:
- 7.78 LBS
- MFG Part #:
- 18SNT-100
$122.00 -
Hyperco Rear Spring 5in ID 20in Tall 18SNT-080
HYPERCO
$122.00Rear Spring 5in ID 20in TallCoil SpringConventional5.0 in OD20.000 in Length80 lb/in Spring RateRearBlue Powder CoatEachHYP18SNT-080- SKU:
- HYP18SNT-080
- Availability:
- Ships Same Business Day
- Weight:
- 6.50 LBS
- MFG Part #:
- 18SNT-080
$122.00 -
Hyperco Rear Spring 5.5in ID 12in Tall Single Pigtail 18SNP12-300
HYPERCO
$83.00Rear Spring 5.5in ID 12in Tall Single PigtailCoil SpringConventional5.5 in OD12.000 in Length300 lb/in Spring RateSingle PigtailRearBlack PaintEachHYP18SNP12-300- SKU:
- HYP18SNP12-300
- Availability:
- Ships Same Business Day
- Weight:
- 6.80 LBS
- MFG Part #:
- 18SNP12-300
$83.00 -
Hyperco Rear Spring 5.5in ID 12in Tall Single Pigtail 18SNP12-275
HYPERCO
$83.00Rear Spring 5.5in ID 12in Tall Single PigtailCoil SpringConventional5.5 in OD12.000 in Length275 lb/in Spring RateSingle PigtailRearBlack PaintEachHYP18SNP12-275- SKU:
- HYP18SNP12-275
- Availability:
- Ships Same Business Day
- Weight:
- 7.49 LBS
- MFG Part #:
- 18SNP12-275
$83.00 -
Hyperco Rear Spring 5.5in ID 12in Tall Single Pigtail 18SNP12-250
HYPERCO
$83.00Rear Spring 5.5in ID 12in Tall Single PigtailCoil SpringConventional5.5 in OD12.000 in Length250 lb/in Spring RateSingle PigtailRearBlack PaintEachHYP18SNP12-250- SKU:
- HYP18SNP12-250
- Availability:
- Ships Same Business Day
- Weight:
- 6.92 LBS
- MFG Part #:
- 18SNP12-250
$83.00 -
Hyperco Rear Spring 5.5in ID 12in Tall Single Pigtail 18SNP12-225
HYPERCO
$83.00Rear Spring 5.5in ID 12in Tall Single PigtailCoil SpringConventional5.5 in OD12.000 in Length225 lb/in Spring RateSingle PigtailRearBlack PaintEachHYP18SNP12-225- SKU:
- HYP18SNP12-225
- Availability:
- Ships Same Business Day
- Weight:
- 6.40 LBS
- MFG Part #:
- 18SNP12-225
$83.00Qty in Cart: 0Quantity:Price:$83.00Subtotal: -
Hyperco Rear Spring 5.5in ID 12in Tall Single Pigtail 18SNP12-200
HYPERCO
$83.00Rear Spring 5.5in ID 12in Tall Single PigtailCoil SpringConventional5.5 in OD12.000 in Length200 lb/in Spring RateSingle PigtailRearBlack PaintEachHYP18SNP12-200- SKU:
- HYP18SNP12-200
- Availability:
- Ships Same Business Day
- Weight:
- 6.39 LBS
- MFG Part #:
- 18SNP12-200
$83.00 -
Hyperco Rear Spring 5.5in ID 12in Tall Single Pigtail 18SNP12-175
HYPERCO
$83.00Rear Spring 5.5in ID 12in Tall Single PigtailCoil SpringConventional5.5 in OD12.000 in Length175 lb/in Spring RateSingle PigtailRearBlack PaintEachHYP18SNP12-175- SKU:
- HYP18SNP12-175
- Availability:
- Ships Same Business Day
- Weight:
- 5.83 LBS
- MFG Part #:
- 18SNP12-175
$83.00 -
Hyperco Rear Spring 5.5in ID 11in Tall Single Pigtail 18SNP11-275
HYPERCO
$83.00Rear Spring 5.5in ID 11in Tall Single PigtailCoil SpringConventional5.5 in OD11.000 in Length275 lb/in Spring RateSingle PigtailRearBlack PaintEachHYP18SNP11-275- SKU:
- HYP18SNP11-275
- Availability:
- Ships Same Business Day
- Weight:
- 6.49 LBS
- MFG Part #:
- 18SNP11-275
$83.00 -
Hyperco Rear Spring 5.5in ID 11in Tall Single Pigtail 18SNP11-250
HYPERCO
$83.00Rear Spring 5.5in ID 11in Tall Single PigtailCoil SpringConventional5.5 in OD11.000 in Length250 lb/in Spring RateSingle PigtailRearBlack PaintEachHYP18SNP11-250- SKU:
- HYP18SNP11-250
- Availability:
- Ships Same Business Day
- Weight:
- 5.52 LBS
- MFG Part #:
- 18SNP11-250
$83.00 -
Hyperco Rear Spring 5.5in ID 11in Tall Single Pigtail 18SNP11-225
HYPERCO
$83.00Rear Spring 5.5in ID 11in Tall Single PigtailCoil SpringConventional5.5 in OD11.000 in Length225 lb/in Spring RateSingle PigtailRearBlack PaintEachHYP18SNP11-225- SKU:
- HYP18SNP11-225
- Availability:
- Ships Same Business Day
- Weight:
- 6.44 LBS
- MFG Part #:
- 18SNP11-225
$83.00 -
Hyperco Rear Spring 5.5in ID 11in Tall Single Pigtail 18SNP11-200
HYPERCO
$83.00Rear Spring 5.5in ID 11in Tall Single PigtailCoil SpringConventional5.5 in OD11.000 in Length200 lb/in Spring RateSingle PigtailRearBlack PaintEachHYP18SNP11-200- SKU:
- HYP18SNP11-200
- Availability:
- Ships Same Business Day
- Weight:
- 6.50 LBS
- MFG Part #:
- 18SNP11-200
$83.00 -
Hyperco Rear Spring 5.5in ID 11in Tall Single Pigtail 18SNP11-175
HYPERCO
$83.00Rear Spring 5.5in ID 11in Tall Single PigtailCoil SpringConventional5.5 in OD11.000 in Length175 lb/in Spring RateSingle PigtailRearBlack PaintEachHYP18SNP11-175- SKU:
- HYP18SNP11-175
- Availability:
- Ships Same Business Day
- Weight:
- 5.17 LBS
- MFG Part #:
- 18SNP11-175
$83.00 -
Hyperco Rear Spring 5in ID 11in Tall HYP18SN-500
HYPERCO
$98.00Rear Spring 5in ID 11in TallCoil Spring - Conventional - 5.0 in OD - 11.000 in Length - 500 lb/in Spring Rate - Rear - Blue Powder Coat - EachHYP18SN-500- SKU:
- HYP18SN-500
- Availability:
- Ships Same Business Day
- Weight:
- 8.25 LBS
- MFG Part #:
- 18SN-500
$98.00 -
Hyperco Rear Spring 5in ID 11in Tall 18SN-450
HYPERCO
$98.00Rear Spring 5in ID 11in TallCoil SpringConventional5.0 in OD11.000 in Length450 lb/in Spring RateRearBlue Powder CoatEachHYP18SN-450- SKU:
- HYP18SN-450
- Availability:
- Ships Same Business Day
- Weight:
- 8.25 LBS
- MFG Part #:
- 18SN-450
$98.00 -
Hyperco Rear Spring 5in ID 11in Tall 18SN-400
HYPERCO
$98.00Rear Spring 5in ID 11in TallCoil SpringConventional5.0 in OD11.000 in Length400 lb/in Spring RateRearBlue Powder CoatEachHYP18SN-400- SKU:
- HYP18SN-400
- Availability:
- Ships Same Business Day
- Weight:
- 6.60 LBS
- MFG Part #:
- 18SN-400
$98.00 -
Hyperco Rear Spring 5in ID 11in Tall 18SN-350
HYPERCO
$98.00Rear Spring 5in ID 11in TallCoil SpringConventional5.0 in OD11.000 in Length350 lb/in Spring RateRearBlue Powder CoatEachHYP18SN-350- SKU:
- HYP18SN-350
- Availability:
- Ships Same Business Day
- Weight:
- 6.22 LBS
- MFG Part #:
- 18SN-350
$98.00