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
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- Price
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Landrum Bump Stop Spring 1800lbs ST1800
LANDRUM SPRINGS
$69.99Bump stops are critical suspension components that protect your chassis and drivetrain from bottoming out during aggressive cornering, braking, and acceleration. The Landrum ST1800 delivers a firm 1800 lb/in spring rate, making it ideal for...LANST1800- SKU:
- LANST1800
- Availability:
- Ships Same Business Day
- Weight:
- 1.16 LBS
- MFG Part #:
- ST1800
$69.99 -
Landrum Bump Stop Spring 1200lb ST1200
LANDRUM SPRINGS
$69.99Bump stops are critical suspension components that prevent metal-to-metal contact when your suspension reaches full compression, protecting expensive components from catastrophic damage during aggressive driving or heavy impacts. The Landrum ST1200...LANST1200- SKU:
- LANST1200
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- MFG Part #:
- ST1200
$69.99 -
Landrum Bump Stop Spring 1000lb ST1000
LANDRUM SPRINGS
$69.99Bump stops are critical suspension components that prevent metal-to-metal contact during extreme compression, protecting your chassis and suspension components from damage during heavy impacts or aggressive track use. The Landrum ST1000 delivers a stiff...LANST1000- SKU:
- LANST1000
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- MFG Part #:
- ST1000
$69.99 -
Landrum 5in. x 16in. x 225# Rear Spring K16-225
LANDRUM SPRINGS
$89.99If you're tuning a race car or high-performance street machine, spring rate directly impacts your suspension's ability to control weight transfer and maintain chassis geometry through corners. The Landrum K16-225 delivers a stiff 225 lb/in rate in a...LANK16-225- SKU:
- LANK16-225
- Availability:
- Ships Same Business Day
- Weight:
- 9.00 LBS
- MFG Part #:
- K16-225
$89.99 -
Landrum 5in. x 16in. x 200# Rear Spring K16-200
LANDRUM SPRINGS
$89.99A properly matched rear spring is fundamental to chassis balance and consistent lap times. The Landrum K16-200 delivers a 200 lb/in rate that works across a wide range of racing applications—from circle track to road course—without sacrificing ride...LANK16-200- SKU:
- LANK16-200
- Availability:
- Ships Same Business Day
- Weight:
- 8.30 LBS
- MFG Part #:
- K16-200
$89.99 -
Landrum 5in. x 16in. x 175# Rear Spring K16-175
LANDRUM SPRINGS
$89.99Precise suspension tuning demands a spring rate that matches your specific vehicle weight, setup, and driving conditions—and Landrum's 175# rear spring delivers exactly that. Whether you're fine-tuning a street performance build or dialing in a dedicated...LANK16-175- SKU:
- LANK16-175
- Availability:
- Ships Same Business Day
- Weight:
- 7.70 LBS
- MFG Part #:
- K16-175
$89.99 -
Landrum 5in. x 16in. x 150# Rear Spring K16-150
LANDRUM SPRINGS
$89.99The Landrum K16-150 rear spring delivers predictable, linear load support for racers and builders who demand consistency in suspension geometry. With a 150 lb/in spring rate and conventional coil design, this spring provides the foundation for precise...LANK16-150- SKU:
- LANK16-150
- Availability:
- Ships Same Business Day
- Weight:
- 8.30 LBS
- MFG Part #:
- K16-150
$89.99 -
Landrum 5in. X 14in. X 400lbs Rear Spring K14-400
LANDRUM SPRINGS
$89.99A properly tuned rear spring is fundamental to suspension geometry, handling balance, and load transfer in any performance application. The Landrum K14-400 delivers a stiff 400 lb/in rate in a compact 5-inch diameter package, making it ideal for drag...LANK14-400- SKU:
- LANK14-400
- Availability:
- Ships Same Business Day
- Weight:
- 10.00 LBS
- MFG Part #:
- K14-400
$89.99 -
Landrum 5in. X 14in. X 375lbs Rear Spring K14-375
LANDRUM SPRINGS
$89.99A properly matched rear spring is fundamental to consistent suspension geometry and predictable handling characteristics. The Landrum K14-375 delivers a 375 lb/in spring rate designed for vehicles requiring moderate to firm rear support without excessive...LANK14-375- SKU:
- LANK14-375
- Availability:
- Ships Same Business Day
- Weight:
- 10.30 LBS
- MFG Part #:
- K14-375
$89.99 -
Landrum 5in. X 14in. X 350lbs Rear Spring K14-350
LANDRUM SPRINGS
$89.99If you're tuning a race car or performance street machine, spring rate directly controls how your suspension responds to load transfer, braking, and cornering forces. The Landrum K14-350 delivers a stiff 350 lb/in rate engineered for rear-end...LANK14-350- SKU:
- LANK14-350
- Availability:
- Ships Same Business Day
- Weight:
- 10.60 LBS
- MFG Part #:
- K14-350
$89.99 -
Landrum 5in. X 14in. X 325lbs Rear Spring K14-325
LANDRUM SPRINGS
$89.99A properly tuned rear suspension is fundamental to consistent lap times and predictable handling dynamics. The Landrum K14-325 delivers a stiff 325 lb/in spring rate that resists body roll during aggressive cornering while maintaining compliance over...LANK14-325- SKU:
- LANK14-325
- Availability:
- Ships Same Business Day
- Weight:
- 9.22 LBS
- MFG Part #:
- K14-325
$89.99 -
Landrum 5in. X 14in. X 300lbs Rear Spring K14-300
LANDRUM SPRINGS
$89.99If you're tuning a rear-end suspension for drag racing, road course work, or street performance, spring rate is everything—and the Landrum K14-300 delivers the stiffness you need for consistent chassis control. With a 300 lb/in rate, this coil spring...LANK14-300- SKU:
- LANK14-300
- Availability:
- Ships Same Business Day
- Weight:
- 8.88 LBS
- MFG Part #:
- K14-300
$89.99 -
Landrum 5in. X 14in. X 275lbs Rear Spring K14-275
LANDRUM SPRINGS
$89.99If you're tuning a rear-suspension setup for drag racing, road course competition, or high-performance street driving, spring rate is everything—and the Landrum K14-275 delivers the stiffness you need for consistent load control and predictable handling...LANK14-275- SKU:
- LANK14-275
- Availability:
- Ships Same Business Day
- Weight:
- 8.78 LBS
- MFG Part #:
- K14-275
$89.99 -
Landrum 5in. X 14in. X 250lbs Rear Spring K14-250
LANDRUM SPRINGS
$89.99The Landrum K14-250 rear spring delivers the responsive, controlled handling you need for serious track work or heavy-duty street performance. With a 250 lb/in rate, this coil spring provides the perfect balance between compliance and support without...LANK14-250- SKU:
- LANK14-250
- Availability:
- Ships Same Business Day
- Weight:
- 8.00 LBS
- MFG Part #:
- K14-250
$89.99 -
Landrum 5in. X 14in. X 225lbs Rear Spring K14-225
LANDRUM SPRINGS
$89.99A properly tuned rear spring is fundamental to chassis balance and consistent lap times—especially in competitive racing where suspension geometry directly impacts handling predictability and tire contact patch. The Landrum K14-225 delivers a 225 lb/in...LANK14-225- SKU:
- LANK14-225
- Availability:
- Ships Same Business Day
- Weight:
- 7.50 LBS
- MFG Part #:
- K14-225
$89.99 -
Landrum 5in. X 14in. X 200lbs Rear Spring K14-200
LANDRUM SPRINGS
$89.99A properly tuned rear spring is foundational to consistent handling and weight transfer during acceleration and braking. The Landrum K14-200 delivers a 200 lb/in rate in a proven 5x14 package, giving you the stiffness needed for predictable rear-end...LANK14-200- SKU:
- LANK14-200
- Availability:
- Ships Same Business Day
- Weight:
- 7.25 LBS
- MFG Part #:
- K14-200
$89.99 -
Landrum 5in. X 14in. X 175lbs Rear Spring K14-175
LANDRUM SPRINGS
$89.99If you're tuning a rear suspension for precise weight transfer and predictable handling characteristics, spring rate is everything—and this 175 lb/in Landrum coil spring gives you the stiffness needed for consistent performance without sacrificing ride...LANK14-175- SKU:
- LANK14-175
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
- MFG Part #:
- K14-175
$89.99 -
Landrum 5in. X 14in. X 150lbs Rear Spring K14-150
LANDRUM SPRINGS
$89.99A properly matched rear spring is critical to chassis balance, handling predictability, and consistent lap times. The Landrum K14-150 delivers a 150 lb/in spring rate in a compact 5-inch package, making it ideal for street-strip applications, road racing...LANK14-150- SKU:
- LANK14-150
- Availability:
- Ships Same Business Day
- Weight:
- 5.75 LBS
- MFG Part #:
- K14-150
$89.99 -
Landrum 5in. X 14in. X 125lbs Rear Spring K14-125
LANDRUM SPRINGS
$89.99The Landrum K14-125 rear spring delivers the consistent, predictable suspension geometry your race car demands. With a 125 lb/in spring rate and 14-inch length, this coil spring provides the responsive handling characteristics needed for competitive...LANK14-125- SKU:
- LANK14-125
- Availability:
- Ships Same Business Day
- Weight:
- 5.50 LBS
- MFG Part #:
- K14-125
$89.99 -
Landrum 5in. X 14in. X 100lbs Rear Spring K14-100
LANDRUM SPRINGS
$89.99The Landrum K14-100 rear spring delivers the progressive load support needed for consistent handling during aggressive driving and sustained racing. With a 100 lb/in spring rate, this coil spring maintains predictable suspension geometry through corners...LANK14-100- SKU:
- LANK14-100
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
- MFG Part #:
- K14-100
$89.99
