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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U-B Shock Spacer .5 ID .75 OD .5 Long 999-5507-050
U-B MACHINE
$2.99Shock Mount Spacer1/2 x 3/4 in OD x 1/2 in IDSteelZinc OxideEachUBM999-5507-050- SKU:
- UBM999-5507-050
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- 999-5507-050
$2.99 -
U-B Shock Spacer .5 ID .75 OD .25 Long 999-5507-025
U-B MACHINE
$4.99Shock Mount Spacer1/4 x 3/4 in OD x 1/2 in IDSteelZinc OxideEachUBM999-5507-025- SKU:
- UBM999-5507-025
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MFG Part #:
- 999-5507-025
$4.99 -
U-B Adj Upper Control Arm Mount 55-0248
U-B MACHINE
$53.99Control Arm BracketUpperWeld-OnAdjustable6 in Centers1/2 in Slots3/8 in ThickSteelNaturalEachUBM55-0248- SKU:
- UBM55-0248
- Availability:
- Ships Same Business Day
- Weight:
- 1.61 LBS
- MFG Part #:
- 55-0248
$53.99 -
U-B Turnbuckle Steel 3/4in LH Male 3/4in RH Female 47-1208
U-B MACHINE
$35.99Linkage Adjuster3/4-16 in Right Hand Female Thread3/4-16 in Left Hand Male ThreadSteelBlack OxideEachUBM47-1208- SKU:
- UBM47-1208
- Availability:
- Ships Same Business Day
- Weight:
- 0.59 LBS
- MFG Part #:
- 47-1208
$35.99 -
U-B Rubber Trailing Arm End LH Thread 46-2330
U-B MACHINE
$37.99Trailing Arm EndDriver Side2-13/32 in Wide37/64 in ID3/4-16 in ThreadRubber / SteelBlack / CadmiumEachUBM46-2330- SKU:
- UBM46-2330
- Availability:
- Ships Same Business Day
- Weight:
- 1.59 LBS
- MFG Part #:
- 46-2330
$37.99 -
U-B Rubber Trailing Arm End RH Thread 46-2320
U-B MACHINE
$37.99Trailing Arm EndPassenger Side2-13/32 in Wide37/64 in ID3/4-16 in ThreadRubber / SteelBlack / CadmiumEachUBM46-2320- SKU:
- UBM46-2320
- Availability:
- Ships Same Business Day
- Weight:
- 1.61 LBS
- MFG Part #:
- 46-2320
$37.99 -
U-B Adj Panhard Bar Bracket 46-1610
U-B MACHINE
$124.99Panhard Bar BracketAxle MountClamp-OnSerrated AdjusterSteelBlack Powder CoatRear SideFord 9 inEachUBM46-1610- SKU:
- UBM46-1610
- Availability:
- Ships Same Business Day
- Weight:
- 7.10 LBS
- MFG Part #:
- 46-1610
$124.99 -
U-B Panhard Bar Mnt. Screw Adj. Axle End Angled 46-1608-1
U-B MACHINE
$195.99Panhard Bar BracketAxle MountClamp-OnAngledBelow CenterlineAdjustableSteelBlack Powder CoatEachUBM46-1608-1- SKU:
- UBM46-1608-1
- Availability:
- Ships Same Business Day
- Weight:
- 7.80 LBS
- MFG Part #:
- 46-1608-1
$195.99 -
U-B Panhard Bar Mnt Axle End Angled 4in Below C/L 46-1608
U-B MACHINE
$120.99Panhard Bar BracketAxle MountClamp-OnAngledBelow CenterlineSteelBlack Powder CoatEachUBM46-1608- SKU:
- UBM46-1608
- Availability:
- Ships Same Business Day
- Weight:
- 5.85 LBS
- MFG Part #:
- 46-1608
$120.99Qty in Cart: 0Quantity:Price:$120.99Subtotal: -
U-B Panhard Bar Mnt. Angled Serrated Above Axle C/L 46-1607
U-B MACHINE
$120.99Panhard Bar BracketAxle MountClamp-OnAngledAbove CenterlineSteelBlack Powder CoatEachUBM46-1607- SKU:
- UBM46-1607
- Availability:
- Ships Same Business Day
- Weight:
- 5.98 LBS
- MFG Part #:
- 46-1607
$120.99 -
U-B Serrated Steel Plate .625 slot .5 x 2 x 6 46-1604
U-B MACHINE
$53.99Serrated Plate1/4 in Steps5/8 in Slot2 x 6 x 1/2 inSteelNaturalUB Machine Adjustable Panhard Bar MountsEachUBM46-1604- SKU:
- UBM46-1604
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MFG Part #:
- 46-1604
$53.99Qty in Cart: 0Quantity:Price:$53.99Subtotal: -
U-B Serrated Steel Plate .75 slot .5 x 2 x 6 46-1602
U-B MACHINE
$53.99Serrated Plate1/4 in Steps3/4 in Slot2 x 6 x 1/2 inSteelNaturalUB Machine Adjustable Panhard Bar MountsEachUBM46-1602- SKU:
- UBM46-1602
- Availability:
- Ships Same Business Day
- Weight:
- 0.92 LBS
- MFG Part #:
- 46-1602
$53.99Qty in Cart: 0Quantity:Price:$53.99Subtotal: -
U-B Serrated Steel Block .625 Hole 46-1601-B
U-B MACHINE
$23.99Serrated Block1/4 in Steps5/8 in HoleSteelCadmiumUB Machine Adjustable Panhard Bar MountsEachUBM46-1601-B- SKU:
- UBM46-1601-B
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MFG Part #:
- 46-1601-B
$23.99 -
U-B Serrated Steel Block .75 Hole 46-1601-A
U-B MACHINE
$23.99Serrated Block1/4 in Steps3/4 in HoleSteelCadmiumUB Machine Adjustable Panhard Bar MountsEachUBM46-1601-A- SKU:
- UBM46-1601-A
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- MFG Part #:
- 46-1601-A
$23.99 -
U-B Panhard Bar Mount for Quick Change 46-1600
U-B MACHINE
$105.99Panhard Bar BracketAxle MountClamp-OnSteelBlack Powder CoatQuick ChangeEachUBM46-1600- SKU:
- UBM46-1600
- Availability:
- Ships Same Business Day
- Weight:
- 8.30 LBS
- MFG Part #:
- 46-1600
$105.99 -
U-B Panhard Bar Mount 46-1526
U-B MACHINE
$60.99Panhard Bar BracketAxle MountClamp-On6-1/2 in LongSteelBlack Powder Coat3 in Axle TubeEachUBM46-1526- SKU:
- UBM46-1526
- Availability:
- Ships Same Business Day
- Weight:
- 4.21 LBS
- MFG Part #:
- 46-1526
$60.99 -
U-B Lower Control Arm Mount Pair 46-1092
U-B MACHINE
$39.99Trailing Arm BracketWeld-OnSteelNaturalLowerGM A-Body / G-BodyPairUBM46-1092- SKU:
- UBM46-1092
- Availability:
- Ships Same Business Day
- Weight:
- 3.67 LBS
- MFG Part #:
- 46-1092
$39.99 -
U-B Upper Control Arm Mount Metric Pair 46-1091-A
U-B MACHINE
$45.99Trailing Arm BracketWeld-OnSteelNaturalUpperGM A-Body / G-BodyPairUBM46-1091A- SKU:
- UBM46-1091A
- Availability:
- Ships Same Business Day
- Weight:
- 2.64 LBS
- MFG Part #:
- 46-1091A
$45.99 -
U-B Upper Control Mount Metric Mono Ball 46-1091
U-B MACHINE
$129.99Trailing Arm BracketWeld-OnSpherical BearingSteelNaturalUpperGM A-Body / G-BodyPairUBM46-1091- SKU:
- UBM46-1091
- Availability:
- Ships Same Business Day
- Weight:
- 4.58 LBS
- MFG Part #:
- 46-1091
$129.99 -
U-B Monoball Pivot Kit Metric Trailing Arm 46-1090-KIT
U-B MACHINE
$115.99Trailing Arm BushingSphericalSteelGM A-Body / G-BodyPairUBM46-1090- SKU:
- UBM46-1090
- Availability:
- Ships Same Business Day
- Weight:
- 2.34 LBS
- MFG Part #:
- 46-1090-KIT
$115.99Qty in Cart: 0Quantity:Price:$115.99Subtotal:
