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
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Hyperco Coil Over Spring 2.5in ID 10in Tall 1810B0150
HYPERCO
$86.00If you're building a performance suspension setup, spring rate is everything—and 150 lb/in gives you the compliance needed for both street-driven cars and dedicated track builds without sacrificing control. This Hyperco coil-over spring delivers...HYP1810B0150- SKU:
- HYP1810B0150
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- MFG Part #:
- 1810B0150
$86.00 -
Hyperco Coil Over Spring 2.5in ID 10in Tall 1810B0110
HYPERCO
$86.00If you're building or upgrading a performance suspension system, coil-over springs are foundational to achieving predictable handling and ride quality. The Hyperco 1810B0110 delivers a moderate 110 lb/in spring rate—ideal for street-performance builds,...HYP1810B0110- SKU:
- HYP1810B0110
- Availability:
- Ships Same Business Day
- Weight:
- 1.87 LBS
- MFG Part #:
- 1810B0110
$86.00 -
Hyperco Coil Over Spring 2.5in ID 16in Tall UHT Barrel 16B0250UHT
HYPERCO
$110.00Fine-tuning your suspension geometry requires a spring that delivers consistent support without compromise. The Hyperco 16B0250UHT coil-over spring provides the precise 250 lb/in rate needed for balanced weight transfer and predictable handling across a...HYP16B0250UHT- SKU:
- HYP16B0250UHT
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
- MFG Part #:
- 16B0250UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 16in Tall UHT Barrel 16B0225UHT
HYPERCO
$110.00If you're building a high-performance suspension setup that demands precision tuning and reliability under load, the Hyperco Coil Over Spring delivers the stiffness and consistency you need. With a 225 lb/in spring rate and Ultra High Temperature barrel...HYP16B0225UHT- SKU:
- HYP16B0225UHT
- Availability:
- Ships Same Business Day
- Weight:
- 7.90 LBS
- MFG Part #:
- 16B0225UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 16in Tall UHT Barrel 16B0200UHT
HYPERCO
$110.00A properly tuned suspension starts with the right spring rate, and this Hyperco coil-over delivers the consistency you need for predictable handling across track sessions or street applications. The 200 lb/in rate strikes a balance between supporting...HYP16B0200UHT- SKU:
- HYP16B0200UHT
- Availability:
- Ships Same Business Day
- Weight:
- 7.30 LBS
- MFG Part #:
- 16B0200UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 16in Tall UHT Barrel 16B0175UHT
HYPERCO
$110.00A properly tuned suspension starts with the right spring rate, and this Hyperco coil-over delivers predictable, linear support for both street and track applications. The 175 lb/in rate strikes an ideal balance for performance builds seeking responsive...HYP16B0175UHT- SKU:
- HYP16B0175UHT
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
- MFG Part #:
- 16B0175UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 16in Tall UHT Barrel 16B0150UHT
HYPERCO
$110.00Fine-tuning suspension geometry requires springs engineered to your exact specifications, and this Hyperco coil-over delivers predictable, linear load rates that keep your chassis balanced under dynamic conditions. The 150 lb/in rate strikes the ideal...HYP16B0150UHT- SKU:
- HYP16B0150UHT
- Availability:
- Ships Same Business Day
- Weight:
- 6.13 LBS
- MFG Part #:
- 16B0150UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 16in Tall UHT Barrel 16B0138UHT
HYPERCO
$110.00Precision suspension tuning demands a coil-over spring engineered for both responsiveness and durability. The Hyperco 16B0138UHT delivers a 138 lb/in spring rate in a compact 16-inch profile, making it ideal for custom suspension builds where space is...HYP16B0138UHT- SKU:
- HYP16B0138UHT
- Availability:
- Ships Same Business Day
- Weight:
- 5.95 LBS
- MFG Part #:
- 16B0138UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 16in Tall UHT Barrel 16B0125UHT
HYPERCO
$110.00If you're building a race-ready suspension or upgrading your coil-over setup, spring rate consistency is non-negotiable. The Hyperco 16B0125UHT delivers a precise 125 lb/in spring rate in a compact 16-inch package, engineered to handle both street and...HYP16B0125UHT- SKU:
- HYP16B0125UHT
- Availability:
- Ships Same Business Day
- Weight:
- 5.51 LBS
- MFG Part #:
- 16B0125UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 16in Tall UHT Barrel 16B0110UHT
HYPERCO
$110.00If you're building a performance suspension system that demands precision tuning and reliability under load, the Hyperco Coil Over Spring delivers the adjustability and durability you need. With a 110 lb/in spring rate and 16-inch length, this coil-over...HYP16B0110UHT- SKU:
- HYP16B0110UHT
- Availability:
- Ships Same Business Day
- Weight:
- 5.03 LBS
- MFG Part #:
- 16B0110UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 16in Tall UHT 16B0100UHT
HYPERCO
$110.00Precision suspension tuning demands a spring that delivers consistent load support without compromise. The Hyperco 16B0100UHT coil-over spring is engineered with a progressive barrel design to manage both compression and rebound characteristics across...HYP16B0100UHT- SKU:
- HYP16B0100UHT
- Availability:
- Ships Same Business Day
- Weight:
- 4.90 LBS
- MFG Part #:
- 16B0100UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 14in Tall UHT Barrel 14B0250UHT
HYPERCO
$110.00Precision suspension tuning demands a spring that matches your exact setup requirements, and the Hyperco 14B0250UHT delivers repeatable performance without compromise. With a 250 lb/in spring rate and 14-inch height, this coil-over spring integrates...HYP14B0250UHT- SKU:
- HYP14B0250UHT
- Availability:
- Ships Same Business Day
- Weight:
- 6.15 LBS
- MFG Part #:
- 14B0250UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 14in Tall UHT Barrel 14B0225UHT
HYPERCO
$110.00If you're building a high-performance suspension setup, spring rate consistency and durability are non-negotiable—and this is where a quality coil-over spring becomes critical. The Hyperco 14B0225UHT delivers a predictable 225 lb/in rate in a compact...HYP14B0225UHT- SKU:
- HYP14B0225UHT
- Availability:
- Ships Same Business Day
- Weight:
- 5.70 LBS
- MFG Part #:
- 14B0225UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 14in Tall UHT Barrel 14B0200UHT
HYPERCO
$110.00If you're tuning a performance suspension or building a custom coil-over setup, spring rate consistency is non-negotiable—and that's where this Hyperco unit excels. The UHT barrel design minimizes bind and extends cycle life under sustained track use,...HYP14B0200UHT- SKU:
- HYP14B0200UHT
- Availability:
- Ships Same Business Day
- Weight:
- 5.25 LBS
- MFG Part #:
- 14B0200UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 14in Tall UHT 14B0200/425UHT
HYPERCO
$147.00The Hyperco Coil Over Spring delivers the precision damping control serious racers and track-focused builds demand. With a progressive dual-rate design spanning 200-425 lb/in, this spring maintains composed suspension geometry through both initial...HYP14B0200/425UHT- SKU:
- HYP14B0200/425UHT
- Availability:
- Ships Same Business Day
- Weight:
- 7.79 LBS
- MFG Part #:
- 14B0200/425UHT
$147.00 -
Hyperco Coil Over Spring 2.5in ID 14in Tall UHT Barrel 14B0185UHT
HYPERCO
$110.00If you're building a dedicated race car or high-performance street machine, suspension tuning demands precision—and that starts with the right spring rate. The Hyperco 14B0185UHT delivers a 185 lb/in rate in a compact 14-inch package, giving you the...HYP14B0185UHT- SKU:
- HYP14B0185UHT
- Availability:
- Ships Same Business Day
- Weight:
- 5.15 LBS
- MFG Part #:
- 14B0185UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 14in Tall UHT Barrel 14B0175UHT
HYPERCO
$110.00Hyperco's UHT barrel coil-over springs are engineered for precision suspension tuning, offering consistent spring rates and superior load capacity for track-focused builds. The 175 lb/in rate provides the ideal balance between responsive handling and...HYP14B0175UHT- SKU:
- HYP14B0175UHT
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
- MFG Part #:
- 14B0175UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 14in Tall UHT Barrel 14B0165UHT
HYPERCO
$110.00Precision suspension tuning demands a coil-over spring engineered to handle real-world racing demands. The Hyperco 14B0165UHT delivers a 165 lb/in spring rate in a compact 14-inch package, making it ideal for vehicles running tight ride heights and...HYP14B0165UHT- SKU:
- HYP14B0165UHT
- Availability:
- Ships Same Business Day
- Weight:
- 5.11 LBS
- MFG Part #:
- 14B0165UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 14in Tall UHT Barrel 14B0150UHT
HYPERCO
$110.00If you're building a custom suspension setup or upgrading your coil-over system, spring rate is everything—and this Hyperco unit delivers the precise 150 lb/in rate needed for consistent chassis control across a wide range of racing and road applications...HYP14B0150UHT- SKU:
- HYP14B0150UHT
- Availability:
- Ships Same Business Day
- Weight:
- 4.54 LBS
- MFG Part #:
- 14B0150UHT
$110.00 -
Hyperco Coil Over Spring 2.5in ID 12in Tall UHT Barrel 12B0325UHT
HYPERCO
$110.00Precision suspension tuning demands a coil-over spring engineered for consistency and durability through endless track cycles. The Hyperco 12B0325UHT delivers a 325 lb/in rate in a compact 12-inch package, making it ideal for custom fabrication builds...HYP12B0325UHT- SKU:
- HYP12B0325UHT
- Availability:
- Ships Same Business Day
- Weight:
- 5.85 LBS
- MFG Part #:
- 12B0325UHT
$110.00
