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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On Sale
Wehrs Shaft Replacment for Slider WM251-0 2in Ext WM251-12
WEHRS MACHINE
MSRP: $35.99Now: $34.00Was: $35.99Shaft Replacment for Slider WM251-0 2in Ext WM251-12Spring Slider Shaft2 in Extended LengthSteelWehrs Coil Spring SlidersEachWEHWM251-12- SKU:
- WEHWM251-12
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
MSRP: $35.99Now: $34.00Was: $35.99 -
On Sale
Wehrs Spring Slider 5in Dual Bearing 21in Fine Thread WM251-0
WEHRS MACHINE
MSRP: $275.99Now: $262.00Was: $275.99Spring Slider 5in Dual Bearing 21in Fine Thread WM251-0Coil Spring Slider15.500 in Compressed21 in ExtendedAluminumBlack AnodizedWEHWM251-0- SKU:
- WEHWM251-0
- Availability:
- Ships Same Business Day
- Weight:
- 8.95 LBS
MSRP: $275.99Now: $262.00Was: $275.99 -
On Sale
Wehrs Shock Mount 1-1/2in Dia 2-1/4in Below C/L WM221150S
WEHRS MACHINE
MSRP: $75.99Now: $72.00Was: $75.99Shock Mount 1-1/2in Dia 2-1/4in Below C/L WM221150SShock MountClamp-On2-1/4 in DropAluminumBlack Powder CoatEachWEHWM221150S- SKU:
- WEHWM221150S
- Availability:
- Ships Same Business Day
- Weight:
- 2.12 LBS
MSRP: $75.99Now: $72.00Was: $75.99 -
On Sale
Wehrs Panhard Bar Drop Center Over The Top Alum WM220B-3
WEHRS MACHINE
MSRP: $125.99Now: $120.00Was: $125.99Panhard Bar Drop Center Over The Top Alum WM220B-3Panhard BarOver the Top Style17-1/2 in Long5 in DropAluminumEachWEHWM220B-3- SKU:
- WEHWM220B-3
- Availability:
- Ships Same Business Day
- Weight:
- 5.58 LBS
MSRP: $125.99Now: $120.00Was: $125.99 -
On Sale
Wehrs Shock Plate Steel Single Shear Straight Slot WM200-3-QA-S
WEHRS MACHINE
MSRP: $45.99Now: $44.00Was: $45.99Shock Plate Steel Single Shear Straight Slot WM200-3-QA-SShock PlateStraight Slot3/4 in HoleLevel IncludedSteelEachWhen it comes to dirt late model suspension, adjustability is key. That's where WEHRS chassis birdcages come in. With their fully modular...WEHWM200-3-QA-S- SKU:
- WEHWM200-3-QA-S
- Availability:
- Ships Same Business Day
- Weight:
- 2.76 LBS
MSRP: $45.99Now: $44.00Was: $45.99 -
On Sale
Wehrs Bracket Steel Lower Clamp WM200-24
WEHRS MACHINE
MSRP: $50.99Now: $48.00Was: $50.99Bracket Steel Lower Clamp WM200-24Shock MountDrop MountBolt-On4 to 7 in DropSteelEachWEHWM200-24- SKU:
- WEHWM200-24
- Availability:
- Ships Same Business Day
- Weight:
- 3.42 LBS
MSRP: $50.99Now: $48.00Was: $50.99 -
On Sale
Wehrs Pinion Mnt Angled Extra Tall +2.0in WM197-2
WEHRS MACHINE
MSRP: $250.99Now: $238.00Was: $250.99Pinion Mnt Angled Extra Tall +2.0in WM197-2Panhard Bar BracketPinion MountBolt-On12 Position2 in Extended HeightBlack AnodizedEachWEHWM197-2- SKU:
- WEHWM197-2
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
MSRP: $250.99Now: $238.00Was: $250.99 -
On Sale
Wehrs Thrust Bearing 5in Torrington WM165BO
WEHRS MACHINE
MSRP: $33.99Now: $32.00Was: $33.99Thrust Bearing 5in Torrington WM165BOCoil-Over Thrust BearingRoller5 in SpringsSteelPairWEHWM165BO- SKU:
- WEHWM165BO
- Availability:
- Ships Same Business Day
- Weight:
- 0.27 LBS
MSRP: $33.99Now: $32.00Was: $33.99 -
On Sale
U-B Control Arm Lower Camaro Right 32-1230-R
U-B MACHINE
MSRP: $233.99Now: $222.29Was: $233.99Control Arm Lower Camaro Right 32-1230-RControl ArmFabricatedPassengerLowerScrew-In Ball JointBlack Powder CoatGM F-Body 1970-81EachUBM32-1230-R- SKU:
- UBM32-1230-R
- Availability:
- Ships Same Business Day
- Weight:
- 11.25 LBS
MSRP: $233.99Now: $222.29Was: $233.99 -
On Sale
U-B Control Arm Lower Camaro Left 32-1230-L
U-B MACHINE
MSRP: $233.99Now: $222.29Was: $233.99Control Arm Lower Camaro Left 32-1230-LControl ArmFabricatedDriverLowerScrew-In Ball JointBlack Powder CoatGM F-Body 1970-81EachUBM32-1230-L- SKU:
- UBM32-1230-L
- Availability:
- Ships Same Business Day
- Weight:
- 11.50 LBS
MSRP: $233.99Now: $222.29Was: $233.99Qty in Cart: 0Quantity:Price:MSRP: $233.99Now: $222.29Was: $233.99Subtotal: -
On Sale
U-B Control Arm 12.5in Monoball BJ Quad Bearing 16-1223-A-QB
U-B MACHINE
MSRP: $165.99Now: $157.69Was: $165.99Control Arm 12.5in Monoball BJ Quad Bearing 16-1223-A-QBControl Arm16 Series Quad BearingTubularUpper12.500 in LongSteelBlack Powder CoatUniversalEachUBM16-1223-A-QB- SKU:
- UBM16-1223-A-QB
- Availability:
- Ships Same Business Day
- Weight:
- 4.85 LBS
MSRP: $165.99Now: $157.69Was: $165.99 -
On Sale
U-B Control Arm 12in Monoball BJ Quad Bearing 16-1203-A-QB
U-B MACHINE
MSRP: $164.99Now: $156.74Was: $164.99Control Arm 12in Monoball BJ Quad Bearing 16-1203-A-QBControl Arm16 Series Quad BearingTubularUpper12.000 in LongSteelBlack Powder CoatUniversalEachUBM16-1203-A-QB- SKU:
- UBM16-1203-A-QB
- Availability:
- Ships Same Business Day
- Weight:
- 4.94 LBS
MSRP: $164.99Now: $156.74Was: $164.99 -
Bump Spring Round Wire SBS4500
SWIFT SPRINGS
$92.65Bump Spring Round Wire SBS4500Bump Stop Spring2.250 in Free Length2.000 in OD4500 lb/in Spring RateSteelEachSWISBS4500- SKU:
- SWISBS4500
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$92.65 -
Bump Spring Round Wire SBS3500
SWIFT SPRINGS
$92.65Bump Spring Round Wire SBS3500Bump Stop Spring2.250 in Free Length2.000 in OD3500 lb/in Spring RateSteelEachSWISBS3500- SKU:
- SWISBS3500
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$92.65 -
Helper Spring C/O 2.5in 5.0in Tall 50lb H025-152-050
SWIFT SPRINGS
$76.50Helper Spring C/O 2.5in 5.0in Tall 50lb H025-152-050Coil SpringTake Up2.500 in ID5.000 in Length50 lb Spring RateBlack Powder CoatEachSWIH025-152-050- SKU:
- SWIH025-152-050
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- Spring Rate:
- 50 lb.
- Spring Height:
- 5"
- Spring ID:
- 5"
$76.50 -
Helper Spring C/O 2.5in 5.3in Tall 4lb H025-135-0008
SWIFT SPRINGS
$56.95Helper Spring C/O 2.5in 5.3in Tall 4lb H025-135-0008Coil SpringTake Up2.500 in ID5.300 in Length4 lb Spring RateCopper Powder CoatEachSWIH025-135-0008- SKU:
- SWIH025-135-0008
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- Spring Rate:
- 4 lb.
- Spring Height:
- 5.3"
- Spring ID:
- 5.3"
$56.95 -
Helper Spring C/O 2.5in 5.0in Tall 100lb H025-127-100
SWIFT SPRINGS
$76.50Helper Spring C/O 2.5in 5.0in Tall 100lb H025-127-100Coil SpringTake Up2.500 in ID5.000 in Length100 lb Spring RateBlack Powder CoatEachSWIH025-127-100- SKU:
- SWIH025-127-100
- Availability:
- Ships Same Business Day
- Weight:
- 1.79 LBS
- Spring Rate:
- 100 lb.
- Spring Height:
- 5"
- Spring ID:
- 5"
$76.50Qty in Cart: 0Quantity:Price:$76.50Subtotal: -
Coil Spring Conv 20in x 5in 65lb 200-500-065
SWIFT SPRINGS
$145.35Coil Spring Conv 20in x 5in 65lb 200-500-065Coil SpringConventional5.000 in ID20.000 in Length65 lb/in Spring RateBlack Powder CoatEachSWI200-500-065- SKU:
- SWI200-500-065
- Availability:
- Ships Same Business Day
- Weight:
- 7.05 LBS
- Spring Rate:
- 65 lb.
- Spring Height:
- 20"
- Spring ID:
- 5"
$145.35 -
Coilover Spring 18in x 5in x 50lb 2.5in ID 180-2550-050 BP
SWIFT SPRINGS
$136.85Coilover Spring 18in x 5in x 50lb 2.5in ID 180-2550-050 BPCoil SpringBulletproof2.500 in ID18.000 in Length50 lb/in Spring RateCopper Powder CoatEachSWI180-2550-050-BP- SKU:
- SWI180-2550-050-BP
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
- Spring Rate:
- 50 lb.
- Spring Height:
- 18"
- Spring ID:
- 5"
$136.85 -
Coil Spring Conv 16in x 5in 65lb 160-500-065
SWIFT SPRINGS
$128.35Coil Spring Conv 16in x 5in 65lb 160-500-065Coil SpringConventional5.000 in ID16.000 in Length65 lb/in Spring RateBlack Powder CoatEachSWI160-500-065- SKU:
- SWI160-500-065
- Availability:
- Ships Same Business Day
- Weight:
- 6.20 LBS
- Spring Rate:
- 65 lb.
- Spring Height:
- 16"
- Spring ID:
- 5"
$128.35
