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Product Summary

Tubular Control Arm Style, Chromoly, Bushing Included

  • Forged from premium 4130 chromoly steel, these oval track racing A-arms are 40% stronger than stock steel stamped arms
  • Bolts straight up to your stock mounts and accepts stock type ball joints, saving you more time and money
  • This kit includes our Speedway Left 8.5" Upper Control Arm and Right 8" Upper Control Arm both with aluminum cross shafts and new K5208 Ball Joints
  • Features a premium black painted finish and also come with greaseable steel bushings
  • These upper control arms fit 1978-87 mid-size GM Metric chassis

Comes as a Kit

Key Specs

BrandSpeedway Motors
Control Arm StyleTubular

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Details

 

Kit Includes:

  • (1) Speedway Left Side Chrome Moly Metric Upper Control Arm-Oval Track
  • (1) Speedway Right Side Chrome Moly Metric Upper Control Arm-Oval Track
  • (2) Speedway 1970-02 GM K5208 Style Upper Ball Joint

Speedway Side Chrome Moly Metric Upper Control Arm-Oval Track

These oval track racing A-arms are 40% stronger than the stock stamped steel arms. The A-arms bolt to your stock mounts and accept stock ball joints. These control arms have a 1/4" thick steel plate where the ball joint bolts in. Fits 1978-87 mid-size GM Metric chassis.

  • 4130 chromoly steel construction
  • Aluminum cross shaft
  • Bolts to stock 1978-87 Metric mounts (6-7/8" center-to-center)
  • Greaseable steel bushings
  • Accepts stock K5208 style Metric ball joints
  • Available for right (passenger side) or left (drivers side)
  • Right arm length is 8"
  • Left arm length is 8.5"
  • Control Arm Style: Tubular
  • Mount Center to Ball Joint Center: 8.50"
  • Mounting Bolt Center to Center: 6.875"
  • Material Type: Chromoly
  • Bushing Material: Steel
  • Ball Joint Type: Bolt-in
  • Tube O.D.: 1.000"
  • Shaft Diameter: .726"

Speedway 1970-02 GM K5208 Style Upper Ball Joint

These are factory replacement upper ball joints with OEM geometry. The upper bolt-in ball joint fits stock upper arms and our Metric tubular arms designed for racing use. For a 1/2" raised pivot point upper, use 106-200322LF.

  • Ball Joint Type: Bolt-in
  • Degree of Taper: 10 degree
  • Shank Length: 2.40"
  • Mounting Thread Length: 0.96"
  • Material Type: Steel
  • Hardware Included: Yes
  • Overall Height: 3.25"
  • Notes: This ball joint is equivalent to Moog K5208
  • Position: Upper

Specifications

KEY SPECS
BrandSpeedway Motors
Control Arm StyleTubular
GENERAL
Mount Center to Ball Joint Center8.50"
Mounting Bolt Center to Center6.875"
Material TypeChromoly
Cross Pin MaterialAluminum
Taper10 °
Tube O.D.1.000"
Bushing IncludedYes
Shaft Diameter0.726"
FinishPainted
ColorBlack
Sold in QuantityKit