Product Summary

Universal Fit, 3.65" Slot Length, Steel

  • Replace your old worn out stock U-bolt setup with our brand new shock mount and axle pad kit
  • Features two of our Universal Leaf spring Lower Shock Mount Plates, a Weld-On Spring Pad for 3" Axle Tubes, & four 10" U-Bolts for 3" Axle Tubes
  • Leaf spring mount plates and U-bolts are forged of zinc plated steel to prevent corrosion & spring pads have a black painted finish
  • U-bolts are 1/2" diameter with 1/2"-20 threads and offer a generous length of 10" to accommodate lowering blocks to fine tune your ride
  • Includes hardware

Comes as a Kit

Key Specs

BrandSpeedway Motors
Material TypeSteel

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 Kit Includes:

  • (2) Speedway Universal Leaf Spring Lower Shock Mount Plates
  • (2) Speedway Weld-On Spring Pads for 3 Inch Axle Tub
  • (4) Speedway Leaf Spring U-Bolts for 3 Inch Axle Tube, 10 Inch Long

Speedway Universal Leaf Spring Lower Shock Mount Plates

Our universal leaf spring plate features a 1/2" mounting boss on both the front and rear allowing it to work on either side or to run two shocks.

  • Overall Length: 6.000"
  • Overall Width: 7.500"
  • Hole Diameter: 0.58"
  • Overall Thickness: .250"
  • Slot Width: 3.65"
  • Material Type: Steel

Speedway Weld-On Spring Pad

These weld-on leaf spring pads fit 3" diameter axle tubes. Works with all 2-1/2" wide leaf springs.

  • Overall Length: 5.875"
  • Overall Width: 2.5625"
  • Hole Diameter: .6875"
  • Material Type: Steel
  • Finish: Painted

Speedway Leaf Spring U-Bolts

Speedway leaf sping axle U-bolts are a great replacement for worn out stock bolts and feature a generous length to accomodate lowering blocks (sold separately) to fine tune your ride height. U-bolts are made from heat-treated and zinc-plated steel to ensure long life and durability. All bolts are 1/2" diameter with 1/2"-20 threads. Fits rearend housings with 3" diameter axle tubes.

  • Works with 3" diameter axle tubes
  • 10" overall length
  • 6" thread length
  • 1/2"-20 thread pitch
  • Includes nylock nuts
  • Overall Length: 10.00"
  • Quantity Included: 4
  • Outside Diameter: 4.185"
  • Inside Diameter: 3.25"
  • Center to Center: 3.685"
  • Diameter: .50"
  • Thread Length: 6.00"
  • Thread Pitch: 1/2"-20
  • Thread Type: RH Male


BrandSpeedway Motors
Material TypeSteel
Slot Length3.65"
Hardware IncludedYes
Sold in QuantityKit