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
-
Spring Rear 18in x 5in x 125# Platinum PR1800.500.0125
EIBACH
$135.00Spring Rear 18in x 5in x 125# PlatinumCoil SpringPlatinumConventional5.0 in OD18.000 in Length125 lb/in Spring RateRearSilver Powder CoatEachEIBPR1800.500.0125- SKU:
- EIBPR1800.500.0125
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
$135.00 -
Spring Rear 18in x 5in x 100# Platinum PR1800.500.0100
EIBACH
$135.00Spring Rear 18in x 5in x 100# PlatinumCoil SpringPlatinumConventional5.0 in OD18.000 in Length100 lb/in Spring RateRearSilver Powder CoatEachEIBPR1800.500.0100- SKU:
- EIBPR1800.500.0100
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
$135.00Qty in Cart: 0Quantity:Price:$135.00Subtotal: -
Spring Rear 18in x 5in x 75# Platinum PR1800.500.0075
EIBACH
$135.00Spring Rear 18in x 5in x 75# PlatinumCoil SpringPlatinumConventional5.0 in OD18.000 in Length75 lb/in Spring RateRearSilver Powder CoatEachEIBPR1800.500.0075- SKU:
- EIBPR1800.500.0075
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
$135.00Qty in Cart: 0Quantity:Price:$135.00Subtotal: -
Spring Rear 18in x 5in x 50# Platinum PR1800.500.0050
EIBACH
$135.00Spring Rear 18in x 5in x 50# PlatinumCoil SpringPlatinumConventional5.0 in OD18.000 in Length50 lb/in Spring RateRearSilver Powder CoatEachEIBPR1800.500.0050- SKU:
- EIBPR1800.500.0050
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
$135.00 -
Spring Rear 16in x 5in x 200# Platinum PR1600.500.0200
EIBACH
$135.00Spring Rear 16in x 5in x 200# PlatinumCoil SpringPlatinum5.00 in ID16 in Length200 lb/in Spring RatePlatinum Powder CoatEachEIBPR1600.500.0200- SKU:
- EIBPR1600.500.0200
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
$135.00Qty in Cart: 0Quantity:Price:$135.00Subtotal: -
Spring Rear 16in x 5in x 175# Platinum PR1600.500.0175
EIBACH
$135.00Spring Rear 16in x 5in x 175# PlatinumCoil SpringPlatinum5.00 in ID16 in Length175 lb/in Spring RatePlatinum Powder CoatEachEIBPR1600.500.0175- SKU:
- EIBPR1600.500.0175
- Availability:
- Ships Same Business Day
- Weight:
- 6.80 LBS
$135.00 -
Spring Rear 16in x 5in x 150# Platinum PR1600.500.0150
EIBACH
$135.00Spring Rear 16in x 5in x 150# PlatinumCoil SpringPlatinum5.00 in ID16 in Length150 lb/in Spring RatePlatinum Powder CoatEachEIBPR1600.500.0150- SKU:
- EIBPR1600.500.0150
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
$135.00 -
Spring Rear 16in x 5in x 125# Platinum PR1600.500.0125
EIBACH
$135.00Spring Rear 16in x 5in x 125# PlatinumCoil SpringPlatinum5.00 in ID16 in Length125 lb/in Spring RatePlatinum Powder CoatEachEIBPR1600.500.0125- SKU:
- EIBPR1600.500.0125
- Availability:
- Ships Same Business Day
- Weight:
- 8.00 LBS
$135.00Qty in Cart: 0Quantity:Price:$135.00Subtotal: -
Spring Rear 16in x 5in x 100# Platinum PR1600.500.0100
EIBACH
$135.00Spring Rear 16in x 5in x 100# PlatinumCoil SpringPlatinum5.00 in ID16 in Length100 lb/in Spring RatePlatinum Powder CoatEachEIBPR1600.500.0100- SKU:
- EIBPR1600.500.0100
- Availability:
- Ships Same Business Day
- Weight:
- 5.20 LBS
$135.00 -
Spring Rear 16in x 5in x 75# Platinum PR1600.500.0075
EIBACH
$135.00Spring Rear 16in x 5in x 75# PlatinumCoil SpringPlatinum5.00 in ID16 in Length75 lb/in Spring RatePlatinum Powder CoatEachEIBPR1600.500.0075- SKU:
- EIBPR1600.500.0075
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
$135.00Qty in Cart: 0Quantity:Price:$135.00Subtotal: -
Spring Rear 16in x 5in x 50# Platinum PR1600.500.0050
EIBACH
$135.00Spring Rear 16in x 5in x 50# PlatinumCoil SpringPlatinumConventional5.0 in OD16.000 in Length50 lb/in Spring RateRearSilver Powder CoatEachEIBPR1600.500.0050- SKU:
- EIBPR1600.500.0050
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
$135.00Qty in Cart: 0Quantity:Price:$135.00Subtotal: -
Spring Rear 13in x 5in x 225# Platinum PR1300.500.0225
EIBACH
$130.00Spring Rear 13in x 5in x 225# PlatinumCoil SpringPlatinumConventional5.0 in OD13.000 in Length225 lb/in Spring RateRearSilver Powder CoatEachEIBPR1300.500.0225- SKU:
- EIBPR1300.500.0225
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
$130.00Qty in Cart: 0Quantity:Price:$130.00Subtotal: -
Spring Rear 13in x 5in x 200# Platinum PR1300.500.0200
EIBACH
$130.00Spring Rear 13in x 5in x 200# PlatinumCoil SpringPlatinumConventional5.0 in OD13.000 in Length200 lb/in Spring RateRearSilver Powder CoatEachEIBPR1300.500.0200- SKU:
- EIBPR1300.500.0200
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
$130.00 -
Spring Rear 13in x 5in x 175# Platinum PR1300.500.0175
EIBACH
$130.00Spring Rear 13in x 5in x 175# PlatinumCoil SpringPlatinumConventional5.0 in OD13.000 in Length175 lb/in Spring RateRearSilver Powder CoatEachEIBPR1300.500.0175- SKU:
- EIBPR1300.500.0175
- Availability:
- Ships Same Business Day
- Weight:
- 4.88 LBS
$130.00 -
Spring Rear 13in x 5in x 150# Platinum PR1300.500.0150
EIBACH
$130.00Spring Rear 13in x 5in x 150# PlatinumCoil SpringPlatinumConventional5.0 in OD13.000 in Length150 lb/in Spring RateRearSilver Powder CoatEachEIBPR1300.500.0150- SKU:
- EIBPR1300.500.0150
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
$130.00 -
Spring Rear 13in x 5in x 125# Platinum PR1300.500.0125
EIBACH
$130.00Spring Rear 13in x 5in x 125# PlatinumCoil SpringPlatinumConventional5.0 in OD13.000 in Length125 lb/in Spring RateRearSilver Powder CoatEachEIBPR1300.500.0125- SKU:
- EIBPR1300.500.0125
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
$130.00Qty in Cart: 0Quantity:Price:$130.00Subtotal: -
Spring Rear 13in x 5in x 100# Platinum PR1300.500.0100
EIBACH
$130.00Spring Rear 13in x 5in x 100# PlatinumCoil SpringPlatinumConventional5.0 in OD13.000 in Length100 lb/in Spring RateRearSilver Powder CoatEachEIBPR1300.500.0100- SKU:
- EIBPR1300.500.0100
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
$130.00Qty in Cart: 0Quantity:Price:$130.00Subtotal: -
Spring Rear 13in x 5in x 75# Platinum PR1300.500.0075
EIBACH
$130.00Spring Rear 13in x 5in x 75# PlatinumCoil SpringPlatinumConventional5.0 in OD13.000 in Length75 lb/in Spring RateRearSilver Powder CoatEachEIBPR1300.500.0075- SKU:
- EIBPR1300.500.0075
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
$130.00 -
16in C/O Spring Platinum 2.50in ID P1600.2530.0175
EIBACH
$120.0016in C/O Spring Platinum 2.50in IDCoil SpringXT BarrelCoil-Over2.500 to 3.000 in ID16.000 in Length175 lb/in Spring RatePlatinum Powder CoatEachEIBP1600.2530.0175- SKU:
- EIBP1600.2530.0175
- Availability:
- Ships Same Business Day
- Weight:
- 6.08 LBS
$120.00 -
16in C/O Spring Platinum 2.50in ID P1600.2530.0150
EIBACH
$120.0016in C/O Spring Platinum 2.50in IDCoil SpringXT BarrelCoil-Over2.500 to 3.000 in ID16.000 in Length150 lb/in Spring RatePlatinum Powder CoatEachEIBP1600.2530.0150- SKU:
- EIBP1600.2530.0150
- Availability:
- Ships Same Business Day
- Weight:
- 5.50 LBS
$120.00