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Suspension and Components

Suspension and Components

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

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
  • On Sale
    Tube .750 x 12 x 1/2 thread UBM42-1205-E-PC

    U-B Tube .750 x 12 x 1/2 thread 42-1205-E

    U-B MACHINE

    MSRP: $25.99
    Now: $24.69
    Was: $25.99
    Tube .750 x 12 x 1/2 threadSuspension Tube3/4 in OD12 in Long1/2-20 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-1205-E-PC
    SKU:
    UBM42-1205-E-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    MFG Part #:
    42-1205-E
    MSRP: $25.99
    Now: $24.69
    Was: $25.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $25.99
    Now: $24.69
    Was: $25.99
    Subtotal:
  • On Sale
    Tube .875 x 12 x 5/8 thread UBM42-1203-C-PC

    U-B Tube .875 x 12 x 5/8 thread 42-1203-C

    U-B MACHINE

    MSRP: $29.99
    Now: $28.49
    Was: $29.99
    Tube .875 x 12 x 5/8 threadSuspension Tube7/8 in OD12 in Long5/8-18 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-1203-C-PC
    SKU:
    UBM42-1203-C-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    MFG Part #:
    42-1203-C
    MSRP: $29.99
    Now: $28.49
    Was: $29.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.99
    Now: $28.49
    Was: $29.99
    Subtotal:
  • On Sale
    Tube 1 x 12 x 5/8 thread UBM42-1202-C-PC

    U-B Tube 1 x 12 x 5/8 thread 42-1202-C

    U-B MACHINE

    MSRP: $31.99
    Now: $30.39
    Was: $31.99
    Tube 1 x 12 x 5/8 threadSuspension Tube1 in OD12 in Long5-8/18 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-1202-C-PC
    SKU:
    UBM42-1202-C-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.94 LBS
    MFG Part #:
    42-1202-C
    MSRP: $31.99
    Now: $30.39
    Was: $31.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $31.99
    Now: $30.39
    Was: $31.99
    Subtotal:
  • On Sale
    Tube 1 x 12 x 3/4 thread UBM42-1202-A-PC

    U-B Tube 1 x 12 x 3/4 thread 42-1202-A

    U-B MACHINE

    MSRP: $31.99
    Now: $30.39
    Was: $31.99
    Tube 1 x 12 x 3/4 threadSuspension Tube1 in OD12 in Long3/4-16 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-1202-A-PC
    SKU:
    UBM42-1202-A-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.93 LBS
    MFG Part #:
    42-1202-A
    MSRP: $31.99
    Now: $30.39
    Was: $31.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $31.99
    Now: $30.39
    Was: $31.99
    Subtotal:
  • On Sale
    Tube .750 x 11 x 1/2 thread UBM42-1105-E-PC

    U-B Tube .750 x 11 x 1/2 thread 42-1105-E

    U-B MACHINE

    MSRP: $24.99
    Now: $23.74
    Was: $24.99
    Tube .750 x 11 x 1/2 threadSuspension Tube3/4 in OD11 in Long1/2-20 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-1105-E-PC
    SKU:
    UBM42-1105-E-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    MFG Part #:
    42-1105-E
    MSRP: $24.99
    Now: $23.74
    Was: $24.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $24.99
    Now: $23.74
    Was: $24.99
    Subtotal:
  • On Sale
    Tube .875 x 11 x 5/8 thread UBM42-1103-C-PC

    U-B Tube .875 x 11 x 5/8 thread 42-1103-C

    U-B MACHINE

    MSRP: $28.99
    Now: $27.54
    Was: $28.99
    Tube .875 x 11 x 5/8 threadSuspension Tube7/8 in OD11 in Long5/8-18 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-1103-C-PC
    SKU:
    UBM42-1103-C-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    MFG Part #:
    42-1103-C
    MSRP: $28.99
    Now: $27.54
    Was: $28.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $28.99
    Now: $27.54
    Was: $28.99
    Subtotal:
  • On Sale
    Tube 1 x 11 x 5/8 thread UBM42-1102-C-PC

    U-B Tube 1 x 11 x 5/8 thread 42-1102-C

    U-B MACHINE

    MSRP: $30.99
    Now: $29.44
    Was: $30.99
    Tube 1 x 11 x 5/8 threadSuspension Tube1 in OD11 in Long5-8/18 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-1102-C-PC
    SKU:
    UBM42-1102-C-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.87 LBS
    MFG Part #:
    42-1102-C
    MSRP: $30.99
    Now: $29.44
    Was: $30.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $30.99
    Now: $29.44
    Was: $30.99
    Subtotal:
  • On Sale
    Tube 1 x 11 x 3/4 thread UBM42-1102-A-PC

    U-B Tube 1 x 11 x 3/4 thread 42-1102-A

    U-B MACHINE

    MSRP: $30.99
    Now: $29.44
    Was: $30.99
    Tube 1 x 11 x 3/4 threadSuspension Tube1 in OD11 in Long3/4-16 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-1102-A-PC
    SKU:
    UBM42-1102-A-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    MFG Part #:
    42-1102-A
    MSRP: $30.99
    Now: $29.44
    Was: $30.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $30.99
    Now: $29.44
    Was: $30.99
    Subtotal:
  • On Sale
    Tube .750 x 10 x 1/2 thread UBM42-1005-E-PC

    U-B Tube .750 x 10 x 1/2 thread 42-1005-E

    U-B MACHINE

    MSRP: $24.99
    Now: $23.74
    Was: $24.99
    Tube .750 x 10 x 1/2 threadSuspension Tube3/4 in OD10 in Long1/2-20 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-1005-E-PC
    SKU:
    UBM42-1005-E-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    MFG Part #:
    42-1005-E
    MSRP: $24.99
    Now: $23.74
    Was: $24.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $24.99
    Now: $23.74
    Was: $24.99
    Subtotal:
  • On Sale
    Tube .875 x 10 x 5/8 thread UBM42-1003-C-PC

    U-B Tube .875 x 10 x 5/8 thread 42-1003-C

    U-B MACHINE

    MSRP: $27.99
    Now: $26.59
    Was: $27.99
    Tube .875 x 10 x 5/8 threadSuspension Tube7/8 in OD10 in Long5/8-18 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-1003-C-PC
    SKU:
    UBM42-1003-C-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.68 LBS
    MFG Part #:
    42-1003-C
    MSRP: $27.99
    Now: $26.59
    Was: $27.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $27.99
    Now: $26.59
    Was: $27.99
    Subtotal:
  • On Sale
    Tube 1 x 10 x 5/8 thread UBM42-1002-C-PC

    U-B Tube 1 x 10 x 5/8 thread 42-1002-C

    U-B MACHINE

    MSRP: $29.99
    Now: $28.49
    Was: $29.99
    Tube 1 x 10 x 5/8 threadSuspension Tube1 in OD10 in Long5/8-18 Female ThreadsSteelBlack Powder CoatEach
    UBM42-1002-C-PC
    SKU:
    UBM42-1002-C-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.77 LBS
    MFG Part #:
    42-1002-C
    MSRP: $29.99
    Now: $28.49
    Was: $29.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.99
    Now: $28.49
    Was: $29.99
    Subtotal:
  • On Sale
    Tube 1 x 10 x 3/4 thread UBM42-1002-A-PC

    U-B Tube 1 x 10 x 3/4 thread 42-1002-A

    U-B MACHINE

    MSRP: $29.99
    Now: $28.49
    Was: $29.99
    Tube 1 x 10 x 3/4 threadSuspension Tube1 in OD10 in Long3/4-16 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-1002-A-PC
    SKU:
    UBM42-1002-A-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.78 LBS
    MFG Part #:
    42-1002-A
    MSRP: $29.99
    Now: $28.49
    Was: $29.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.99
    Now: $28.49
    Was: $29.99
    Subtotal:
  • On Sale
    Tube .750 x 9 x 1/2 thread UBM42-0905-E-PC

    U-B Tube .750 x 9 x 1/2 thread 42-0905-E

    U-B MACHINE

    MSRP: $23.99
    Now: $22.79
    Was: $23.99
    Tube .750 x 9 x 1/2 threadSuspension Tube3/4 in OD9 in Long1/2-20 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-0905-E-PC
    SKU:
    UBM42-0905-E-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    MFG Part #:
    42-0905-E
    MSRP: $23.99
    Now: $22.79
    Was: $23.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $23.99
    Now: $22.79
    Was: $23.99
    Subtotal:
  • On Sale
    Tube .875 x 9 x 5/8 thread UBM42-0903-C-PC

    U-B Tube .875 x 9 x 5/8 thread 42-0903-C

    U-B MACHINE

    MSRP: $26.99
    Now: $25.64
    Was: $26.99
    Tube .875 x 9 x 5/8 threadSuspension Tube7/8 in OD9 in Long5/8-18 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-0903-C-PC
    SKU:
    UBM42-0903-C-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.61 LBS
    MFG Part #:
    42-0903-C
    MSRP: $26.99
    Now: $25.64
    Was: $26.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $26.99
    Now: $25.64
    Was: $26.99
    Subtotal:
  • On Sale
    Tube 1x9x5/8 RH 11/16 LH  UBM42-0902-CB-PC

    U-B Tube 1x9x5/8 RH 11/16 LH 42-0902-CB

    U-B MACHINE

    MSRP: $34.99
    Now: $33.24
    Was: $34.99
    Tube 1x9x5/8 RH 11/16 LH Suspension Tube1 in OD9 in Long5/8-18 in Right Hand Female Thread11/16-18 in Left Hand Female ThreadSteelBlack Powder CoatEach
    UBM42-0902-CB-PC
    SKU:
    UBM42-0902-CB-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.68 LBS
    MFG Part #:
    42-0902-CB
    MSRP: $34.99
    Now: $33.24
    Was: $34.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $34.99
    Now: $33.24
    Was: $34.99
    Subtotal:
  • On Sale
    Tube 1 x 9 x 3/4 thread UBM42-0902-A-PC

    U-B Tube 1 x 9 x 3/4 thread 42-0902-A

    U-B MACHINE

    MSRP: $28.99
    Now: $27.54
    Was: $28.99
    Tube 1 x 9 x 3/4 threadSuspension Tube1 in OD9 in Long3/4-16 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-0902-A-PC
    SKU:
    UBM42-0902-A-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.69 LBS
    MFG Part #:
    42-0902-A
    MSRP: $28.99
    Now: $27.54
    Was: $28.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $28.99
    Now: $27.54
    Was: $28.99
    Subtotal:
  • On Sale
    Tube .750 x 8 x 1/2 thread UBM42-0805-E-PC

    U-B Tube .750 x 8 x 1/2 thread 42-0805-E

    U-B MACHINE

    MSRP: $22.99
    Now: $21.84
    Was: $22.99
    Tube .750 x 8 x 1/2 threadSuspension Tube3/4 in OD8 in Long1/2-20 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-0805-E-PC
    SKU:
    UBM42-0805-E-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    MFG Part #:
    42-0805-E
    MSRP: $22.99
    Now: $21.84
    Was: $22.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $22.99
    Now: $21.84
    Was: $22.99
    Subtotal:
  • On Sale
    Tube .875 x 8 x 5/8 thread UBM42-0803-C-PC

    U-B Tube .875 x 8 x 5/8 thread 42-0803-C

    U-B MACHINE

    MSRP: $20.99
    Now: $19.94
    Was: $20.99
    Tube .875 x 8 x 5/8 threadSuspension Tube7/8 in OD8 in Long5/8-18 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-0803-C-PC
    SKU:
    UBM42-0803-C-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    MFG Part #:
    42-0803-C
    MSRP: $20.99
    Now: $19.94
    Was: $20.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $20.99
    Now: $19.94
    Was: $20.99
    Subtotal:
  • On Sale
    Tube .875 x 7.5 x 5/8 thread UBM42-0723-C-PC

    U-B Tube .875 x 7.5 x 5/8 thread 42-0723-C

    U-B MACHINE

    MSRP: $20.99
    Now: $19.94
    Was: $20.99
    Tube .875 x 7.5 x 5/8 threadSuspension Tube7/8 in OD7-1/2 in Long5/8-18 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-0723-C-PC
    SKU:
    UBM42-0723-C-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.51 LBS
    MFG Part #:
    42-0723-C
    MSRP: $20.99
    Now: $19.94
    Was: $20.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $20.99
    Now: $19.94
    Was: $20.99
    Subtotal:
  • On Sale
    Tube 1 x 7.5 x 3/4 thread UBM42-0722-A-PC

    U-B Tube 1 x 7.5 x 3/4 thread 42-0722-A

    U-B MACHINE

    MSRP: $27.99
    Now: $26.59
    Was: $27.99
    Tube 1 x 7.5 x 3/4 threadSuspension Tube1 in OD7-1/2 in Long3/4-16 in Female ThreadsSteelBlack Powder CoatEach
    UBM42-0722-A-PC
    SKU:
    UBM42-0722-A-PC
    Availability:
    Ships Same Business Day
    Weight:
    0.57 LBS
    MFG Part #:
    42-0722-A
    MSRP: $27.99
    Now: $26.59
    Was: $27.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $27.99
    Now: $26.59
    Was: $27.99
    Subtotal:
  • Total: items /

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