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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On Sale
U-B Lower 68-72 Chevelle RH Large Screw-In B/J 32-1210-R
U-B MACHINE
MSRP: $222.99Now: $211.84Was: $222.99Lower 68-72 Chevelle RH Large Screw-In B/JControl ArmFabricatedLowerScrew-In Ball JointSteelBlack Powder CoatGM A-Body / X-BodyEachUBM32-1210-R- SKU:
- UBM32-1210-R
- Availability:
- Ships Same Business Day
- Weight:
- 10.16 LBS
- MFG Part #:
- 32-1210-R
MSRP: $222.99Now: $211.84Was: $222.99 -
On Sale
U-B Lower 68-72 Chevelle LH Large Screw-In B/J 32-1210-L
U-B MACHINE
MSRP: $222.99Now: $211.84Was: $222.99Lower 68-72 Chevelle LH Large Screw-In B/JControl ArmFabricatedLowerScrew-In Ball JointSteelBlack Powder CoatGM A-Body / X-BodyEachUBM32-1210-L- SKU:
- UBM32-1210-L
- Availability:
- Ships Same Business Day
- Weight:
- 10.09 LBS
- MFG Part #:
- 32-1210-L
MSRP: $222.99Now: $211.84Was: $222.99 -
On Sale
U-B Mono Ball Lower Control 32-0350
U-B MACHINE
MSRP: $112.99Now: $107.34Was: $112.99Mono Ball Lower Control Control Arm BushingSpherical BearingLowerSteelGM A-Body / G-BodyEachUBM32-0350- SKU:
- UBM32-0350
- Availability:
- Ships Same Business Day
- Weight:
- 1.39 LBS
- MFG Part #:
- 32-0350
MSRP: $112.99Now: $107.34Was: $112.99 -
On Sale
U-B Mono Ball Lower Control Grand Prix 73-77 32-0325 (1/2 Hole)
U-B MACHINE
MSRP: $121.99Now: $115.89Was: $121.99Mono Ball Lower Control Grand Prix 73-77Control Arm BushingSpherical BearingLowerSteelGM A-Body / F-BodyKitUBM32-0325- SKU:
- UBM32-0325
- Availability:
- Ships Same Business Day
- Weight:
- 1.56 LBS
- MFG Part #:
- 32-0325 (1/2 Hole)
MSRP: $121.99Now: $115.89Was: $121.99 -
On Sale
U-B Mono Ball Lower Control Full Size Ford 79-up (2) 32-0320
U-B MACHINE
MSRP: $121.99Now: $115.89Was: $121.99Mono Ball Lower Control Full Size Ford 79-up (2)Control Arm BushingSpherical BearingLowerSteelFord FullsizePairUBM32-0320- SKU:
- UBM32-0320
- Availability:
- Ships Same Business Day
- Weight:
- 1.94 LBS
- MFG Part #:
- 32-0320
MSRP: $121.99Now: $115.89Was: $121.99 -
On Sale
U-B Upper A Arm 10.5 Steel Small Screw In 19-1024
U-B MACHINE
MSRP: $123.99Now: $117.79Was: $123.99Upper A Arm 10.5 Steel Small Screw InControl Arm19 SeriesTubularUpper10.500 in LongScrew-In Ball JointSteelBlack Powder CoatUniversalEachUBM19-1024- SKU:
- UBM19-1024
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- MFG Part #:
- 19-1024
MSRP: $123.99Now: $117.79Was: $123.99 -
On Sale
U-B Upper A Arm 10 Steel Small Screw In 19-1004
U-B MACHINE
MSRP: $122.99Now: $116.84Was: $122.99Upper A Arm 10 Steel Small Screw InControl Arm19 SeriesTubularUpper10.000 in LongScrew-In Ball JointSteelBlack Powder CoatUniversalEachUBM19-1004- SKU:
- UBM19-1004
- Availability:
- Ships Same Business Day
- Weight:
- 3.32 LBS
- MFG Part #:
- 19-1004
MSRP: $122.99Now: $116.84Was: $122.99 -
On Sale
U-B Upper A Arm 9.5 Screw In 19-0928-5L
U-B MACHINE
MSRP: $123.99Now: $117.79Was: $123.99Upper A Arm 9.5 Screw InControl Arm19 SeriesTubularUpper9.500 in Long1-1/4 in OffsetScrew-In Ball JointSteelBlack Powder CoatGM A-Body / G-BodyEachUBM19-0928-5L- SKU:
- UBM19-0928-5L
- Availability:
- Ships Same Business Day
- Weight:
- 3.35 LBS
- MFG Part #:
- 19-0928-5L
MSRP: $123.99Now: $117.79Was: $123.99 -
On Sale
U-B Upper A Arm 9.25 Screw In 19-0908-5R
U-B MACHINE
MSRP: $121.99Now: $115.89Was: $121.99Upper A Arm 9.25 Screw InControl Arm19 SeriesTubularUpper9.000 in Long1-1/4 in OffsetScrew-In Ball JointSteelBlack Powder CoatGM A-Body / G-BodyEachUBM19-0908-5R- SKU:
- UBM19-0908-5R
- Availability:
- Ships Same Business Day
- Weight:
- 3.34 LBS
- MFG Part #:
- 19-0908-5R
MSRP: $121.99Now: $115.89Was: $121.99 -
On Sale
U-B Upper A Arm 8.5 Steel Screw In Ball Joint 19-0829-6L
U-B MACHINE
MSRP: $119.99Now: $113.99Was: $119.99Upper A Arm 8.5 Steel Screw In Ball JointControl Arm19 SeriesTubularUpper8.500 in Long1-1/2 in OffsetScrew-In Ball JointSteelBlack Powder CoatUniversalEachUBM19-0829-6L- SKU:
- UBM19-0829-6L
- Availability:
- Ships Same Business Day
- Weight:
- 3.27 LBS
- MFG Part #:
- 19-0829-6L
MSRP: $119.99Now: $113.99Was: $119.99 -
On Sale
U-B Upper A Arm 8.5 Steel Small Screw In 19-0824
U-B MACHINE
MSRP: $121.99Now: $115.89Was: $121.99Upper A Arm 8.5 Steel Small Screw InControl Arm19 SeriesTubularUpper8.500 in LongScrew-In Ball JointSteelBlack Powder CoatUniversalEachUBM19-0824- SKU:
- UBM19-0824
- Availability:
- Ships Same Business Day
- Weight:
- 3.17 LBS
- MFG Part #:
- 19-0824
MSRP: $121.99Now: $115.89Was: $121.99 -
On Sale
U-B Upper A Arm 10.5 Steel Ball Joint Plate Style 15-1024-WSP
U-B MACHINE
MSRP: $122.99Now: $116.84Was: $122.99Upper A Arm 10.5 Steel Ball Joint Plate StyleControl Arm15 Series WSPTubularUpper10.500 in LongBolt-In Ball JointSteelBlack Powder CoatUniversalEachUBM15-1024-WSP- SKU:
- UBM15-1024-WSP
- Availability:
- Ships Same Business Day
- Weight:
- 2.55 LBS
- MFG Part #:
- 15-1024-WSP
MSRP: $122.99Now: $116.84Was: $122.99 -
On Sale
U-B Upper A Arm 10 Steel Ball Joint Plate 15-1002
U-B MACHINE
MSRP: $118.99Now: $113.04Was: $118.99Upper A Arm 10 Steel Ball Joint PlateControl Arm15 SeriesTubularUpper10.000 in LongBolt-In Ball JointSteelBlack Powder CoatGM F-Body 1971-81EachUBM15-1002- SKU:
- UBM15-1002
- Availability:
- Ships Same Business Day
- Weight:
- 3.59 LBS
- MFG Part #:
- 15-1002
MSRP: $118.99Now: $113.04Was: $118.99 -
On Sale
U-B Upper A Arm 9.5 Steel Ball Joint Plate Style 15-0922
U-B MACHINE
MSRP: $118.99Now: $113.04Was: $118.99Upper A Arm 9.5 Steel Ball Joint Plate StyleControl Arm15 SeriesTubularUpper9.500 in LongBolt-In Ball JointSteelBlack Powder CoatGM F-Body 1971-81EachUBM15-0922- SKU:
- UBM15-0922
- Availability:
- Ships Same Business Day
- Weight:
- 3.55 LBS
- MFG Part #:
- 15-0922
MSRP: $118.99Now: $113.04Was: $118.99 -
On Sale
U-B Upper A Arm 9.25 Steel Ball Joint Plate Style 15-0912
U-B MACHINE
MSRP: $122.99Now: $116.84Was: $122.99Upper A Arm 9.25 Steel Ball Joint Plate StyleControl Arm15 SeriesTubularUpper9.250 in LongBolt-In Ball JointSteelBlack Powder CoatGM F-Body 1971-81EachUBM15-0912- SKU:
- UBM15-0912
- Availability:
- Ships Same Business Day
- Weight:
- 3.53 LBS
- MFG Part #:
- 15-0912
MSRP: $122.99Now: $116.84Was: $122.99 -
On Sale
U-B Upper A Arm 9 Steel Ball Joint Plate Style 15-0904
U-B MACHINE
MSRP: $116.99Now: $111.14Was: $116.99Upper A Arm 9 Steel Ball Joint Plate StyleControl Arm15 SeriesTubularUpper9.000 in LongBolt-In Ball JointSteelBlack Powder CoatUniversalEachUBM15-0904- SKU:
- UBM15-0904
- Availability:
- Ships Same Business Day
- Weight:
- 3.24 LBS
- MFG Part #:
- 15-0904
MSRP: $116.99Now: $111.14Was: $116.99 -
On Sale
U-B Upper A Arm 9 Steel Ball Joint Plate Style 15-0902
U-B MACHINE
MSRP: $124.99Now: $118.74Was: $124.99Upper A Arm 9 Steel Ball Joint Plate StyleControl Arm15 SeriesTubularUpper9.000 in LongBolt-In Ball JointSteelBlack Powder CoatGM F-Body 1971-81EachUBM15-0902- SKU:
- UBM15-0902
- Availability:
- Ships Same Business Day
- Weight:
- 3.51 LBS
- MFG Part #:
- 15-0902
MSRP: $124.99Now: $118.74Was: $124.99 -
On Sale
U-B Upper A Arm 8.75 Steel Ball Plate Style 15-0832
U-B MACHINE
MSRP: $124.99Now: $118.74Was: $124.99Upper A Arm 8.75 Steel Ball Plate StyleControl Arm15 SeriesTubularUpper8.750 in LongBolt-In Ball JointSteelBlack Powder CoatGM F-Body 1971-81EachUBM15-0832- SKU:
- UBM15-0832
- Availability:
- Ships Same Business Day
- Weight:
- 3.50 LBS
- MFG Part #:
- 15-0832
MSRP: $124.99Now: $118.74Was: $124.99 -
On Sale
U-B Upper A Arm 8.5 Steel Offset Ball Joint Style 15-0829-6L
U-B MACHINE
MSRP: $122.99Now: $116.84Was: $122.99Upper A Arm 8.5 Steel Offset Ball Joint StyleControl Arm15 SeriesTubularUpper8.500 in Long1-1/2 in OffsetBolt-In Ball JointSteelBlack Powder CoatGM A-Body / G-BodyEachUBM15-0829-6L- SKU:
- UBM15-0829-6L
- Availability:
- Ships Same Business Day
- Weight:
- 3.37 LBS
- MFG Part #:
- 15-0829-6L
MSRP: $122.99Now: $116.84Was: $122.99 -
On Sale
U-B Upper A Arm 8.5 Steel Ball Joint Plate Style 15-0822
U-B MACHINE
MSRP: $124.99Now: $118.74Was: $124.99Upper A Arm 8.5 Steel Ball Joint Plate StyleControl Arm15 SeriesTubularUpper8.500 in LongBolt-In Ball JointSteelBlack Powder CoatGM F-Body 1971-81EachUBM15-0822- SKU:
- UBM15-0822
- Availability:
- Ships Same Business Day
- Weight:
- 3.50 LBS
- MFG Part #:
- 15-0822
MSRP: $124.99Now: $118.74Was: $124.99