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
- Quantity
- Price
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Pro Shock Threaded Body Aluminum "AC" Series 7 Inch 4C - 4R Shock AC740B
PRO SHOCK
$278.24Threaded Body Aluminum ShockShockAC SeriesTwintube12.50 in Compressed / 19.50 in Extended2.00 in OD4-4 ValveThreaded AluminumGold AnodizedEachPROAC740B- SKU:
- PROAC740B
- Availability:
- Ships Same Business Day
- Weight:
- 3.53 LBS
- MFG Part #:
- AC740B
$278.24 -
Pro Shock Threaded Body Aluminum "AC" Series 5 Inch - 5C - 5R Split Valve Shock AC557B
PRO SHOCK
$278.24Threaded Body Aluminum Split Valve ShockShockAC SeriesTwintube10.50 in Compressed / 15.50 in Extended2.00 in OD5-7 ValveThreaded AluminumGold AnodizedEachPROAC557B- SKU:
- PROAC557B
- Availability:
- Ships Same Business Day
- Weight:
- 2.97 LBS
- MFG Part #:
- AC557B
$278.24 -
Pro Shock Threaded Body Aluminum "AC" Series 5 Inch 5C - 5R Shock AC550B
PRO SHOCK
$278.24Threaded Body Aluminum ShockShockAC SeriesTwintube10.50 in Compressed / 15.50 in Extended2.00 in OD5-5 ValveThreaded AluminumGold AnodizedEachPROAC550B- SKU:
- PROAC550B
- Availability:
- Ships Same Business Day
- Weight:
- 2.95 LBS
- MFG Part #:
- AC550B
$278.24 -
Pro Shock Aluminum Body "A" Series 9 Inch 5C 5R Shock A950B
PRO SHOCK
$278.24Aluminum Body Shock 9in StrokeShockA SeriesTwintube14.50 in Compressed / 23.50 in Extended2.00 in OD5-5 ValveSmooth AluminumGold AnodizedEachPROA950B- SKU:
- PROA950B
- Availability:
- Ships Same Business Day
- Weight:
- 3.74 LBS
- MFG Part #:
- A950B
$278.24 -
Pro Shock Aluminum Body "A" Series 9 Inch 4C 6R Split Valve Shock A946B
PRO SHOCK
$278.24Aluminum Body Split Valve ShockShockA SeriesTwintube14.50 in Compressed / 23.50 in Extended2.00 in OD4-6 ValveSmooth AluminumGold AnodizedEachPROA946B- SKU:
- PROA946B
- Availability:
- Ships Same Business Day
- Weight:
- 3.68 LBS
- MFG Part #:
- A946B
$278.24 -
Pro Shock Aluminum Body "A" Series 9 Inch 4C 5R Split Valve Shock A945B
PRO SHOCK
$278.24Aluminum Body Split Valve ShockShockA SeriesTwintube14.50 in Compressed / 23.50 in Extended2.00 in OD4-5 ValveSmooth AluminumGold AnodizedEachPROA945B- SKU:
- PROA945B
- Availability:
- Ships Same Business Day
- Weight:
- 3.83 LBS
- MFG Part #:
- A945B
$278.24 -
Pro Shock Aluminum Body "A" Series 9 Inch Shock 3C 9R A939B
PRO SHOCK
$278.24Alum Body Shock ShockA SeriesTwintube14.50 in Compressed / 23.50 in Extended2.00 in OD3-9 ValveSmooth AluminumGold AnodizedEachPROA939B- SKU:
- PROA939B
- Availability:
- Ships Same Business Day
- Weight:
- 3.67 LBS
- MFG Part #:
- A939B
$278.24 -
Pro Shock Aluminum Body "A" Series 8 Inch 4C 8R Split Valve Shock A848B
PRO SHOCK
$278.24Aluminum Body Split Valve ShockShockA SeriesTwintube13.50 in Compressed / 21.50 in Extended2.00 in OD4-8 ValveSmooth AluminumGold AnodizedEachPROA848B- SKU:
- PROA848B
- Availability:
- Ships Same Business Day
- Weight:
- 3.48 LBS
- MFG Part #:
- A848B
$278.24 -
Pro Shock Aluminum Body Split Valve Shock A754B
PRO SHOCK
$278.24Aluminum Body Split Valve ShockShockA SeriesTwintube12.50 in Compressed / 19.50 in Extended2.00 in OD5-4 ValveSmooth AluminumGold AnodizedEachPROA754B- SKU:
- PROA754B
- Availability:
- Ships Same Business Day
- Weight:
- 3.28 LBS
- MFG Part #:
- A754B
$278.24 -
Pro Shock Aluminum Body Split Valve Shock A752B
PRO SHOCK
$278.24Aluminum Body Split Valve ShockShockA SeriesTwintube12.50 in Compressed / 19.50 in Extended2.00 in OD5-2 ValveSmooth AluminumGold AnodizedEachPROA752B- SKU:
- PROA752B
- Availability:
- Ships Same Business Day
- Weight:
- 3.26 LBS
- MFG Part #:
- A752B
$278.24 -
Pro Shock Aluminum Body "A" Series Shock 7in Stroke A750B
PRO SHOCK
$278.24Aluminum Body Shock 7in StrokeShockA SeriesTwintube12.50 in Compressed / 19.50 in Extended2.00 in OD5-5 ValveSmooth AluminumGold AnodizedEachPROA750B- SKU:
- PROA750B
- Availability:
- Ships Same Business Day
- Weight:
- 3.29 LBS
- MFG Part #:
- A750B
$278.24 -
Pro Shock Aluminum Body Split Valve Shock A746B
PRO SHOCK
$278.24Aluminum Body Split Valve ShockShockA SeriesTwintube12.50 in Compressed / 19.50 in Extended2.00 in OD4-6 ValveSmooth AluminumGold AnodizedEachPROA746B- SKU:
- PROA746B
- Availability:
- Ships Same Business Day
- Weight:
- 3.37 LBS
- MFG Part #:
- A746B
$278.24 -
Pro Shock Aluminum Body Split Valve Shock A745B
PRO SHOCK
$278.24Aluminum Body Split Valve ShockShockA SeriesTwintube12.50 in Compressed / 17.50 in Extended2.00 in OD4-5 ValveSmooth AluminumGold AnodizedEachPROA745B- SKU:
- PROA745B
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- MFG Part #:
- A745B
$278.24 -
PPM Racing Control Arm Upper 9.5in Bolt-In Balljoint PPM6095
PPM RACING COMPONENTS
$92.99Control Arm Upper 9.5in Bolt-In BalljointControl ArmTubularUpper9.500 in LongBolt-In Ball JointSteelBlack Powder CoatUniversalEachPPM6095- SKU:
- PPM6095
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- MFG Part #:
- PPM6095
$92.99 -
PPM Racing Control Arm Upper 8.5in Bolt-In Balljoint PPM6085
PPM RACING COMPONENTS
$99.99Control Arm Upper 8.5in Bolt-In BalljointControl ArmTubularUpper8.500 in LongBolt-In Ball JointSteelBlack Powder CoatUniversalEachPPM6085- SKU:
- PPM6085
- Availability:
- Ships Same Business Day
- Weight:
- 3.20 LBS
- MFG Part #:
- PPM6085
$99.99 -
PPM Racing Swivel for Rocket TWM Birdcage PPM2042RT
PPM RACING COMPONENTS
$74.99Swivel for Rocket TWM BirdcageShock MountBolt-OnAdjustable Clevis MountSteelBlack OxidePPM BirdcageEachPPM2042RT- SKU:
- PPM2042RT
- Availability:
- Ships Same Business Day
- Weight:
- 0.98 LBS
- MFG Part #:
- PPM2042RT
$74.99 -
PPM Racing Shock Mount Clevis Wide PPM2042CW
PPM RACING COMPONENTS
$38.99Shock Mount Clevis Wide Shock ClevisSteelCadmiumUniversalEachPPM2042CW- SKU:
- PPM2042CW
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
- MFG Part #:
- PPM2042CW
$38.99 -
PPM Racing J-Bar Panhard Bar 21-1/2in Adjustable PPM1725N
PPM RACING COMPONENTS
$125.99J-Bar Panhard Bar 21-1/2in AdjustablePanhard BarJ-StyleAdjustable21-1/2 to 23 in LongSpherical Rod EndsSteelBlack Powder CoatUniversalEachPPM1725N- SKU:
- PPM1725N
- Availability:
- Ships Same Business Day
- Weight:
- 5.89 LBS
- MFG Part #:
- PPM1725N
$125.99 -
PPM Racing Lower Control Arm RF Rocket XR1 PPM16519-s1pcrx
PPM RACING COMPONENTS
$227.99Lower Control Arm RF Rocket XR1Control ArmTubularPassenger Side3/4 in Rod End StyleLower19.000 in LongScrew-In Ball JointSteelBlack Powder CoatXR1 Rocket ChassisEachPPM16519-S1PCRX- SKU:
- PPM16519-S1PCRX
- Availability:
- Ships Same Business Day
- Weight:
- 9.00 LBS
- MFG Part #:
- PPM16519-s1pcrx
$227.99 -
PPM Racing Lwr Control Arm 19in 1pc Blue Rocket RF PPM16519-S1PCRB
PPM RACING COMPONENTS
$178.99Lwr Control Arm 19in 1pc Blue Rocket RFControl ArmTubularPassenger Side3/4 in Rod End StyleLower19.000 in LongScrew-In Ball JointSteelBlack Powder CoatRocket ChassisEachPPM16519-S1PCRB- SKU:
- PPM16519-S1PCRB
- Availability:
- Ships Same Business Day
- Weight:
- 5.22 LBS
- MFG Part #:
- PPM16519-S1PCRB
$178.99