Product Summary

74-78 Mustang II, 74-80 Pinto, 75-80 Bobcat, Natural

  • Works with all Speedway and Heidt's Mustang II crossmembers
  • Features 5/8" narrower tubular control arms reducing the track width to 1.25" overall allowing more room between tire and fender
  • Standard style shocks and springs with your choice of spring rate to suit your particular vehicle weight
  • 11" vented rotors dissipate heat and create more torque on the wheel, features 5 on 4-1/2" bolt pattern with 1/2"-20 studs, common GM metric calipers with a 2-1/2" bore for proven braking performance and serviceability
  • 2" dropped Mustang II spindles are constructed of 1045 heat-treated alloy steel for strength and retain factory geometry for years of service

Key Specs

MFG. Part #
BrandSpeedway Motors
Front Suspension TypeIFS
Control Arm StyleTubular
Spring TypeCoil Spring

Need To Know

Quick and Easy Returns

Return Policy


Includes 5/8" narrower upper and offset strutless lower control arms, 2" dropped spindles, rubber brake lines, new black stock type springs and shocks, new manual or rebuilt power rack & pinion with bushings and new tie rods. The 11" brake kit features GM Metric calipers, with your choice of 5 x 4-1/2" or 5 x 4-3/4" bolt pattern.

  • Works with all Speedway and Heidts crossmembers 
  • Kit Includes:
    • 5/8" Narrower Tubular Upper and Lower Strutless Control Arms
    • 2" Dropped Spindles
    • Stock Springs, and Shocks
    • Rack and Pinion with bushings and tie rods
    • 11" brake kit with GM calipers
  1. Add proper crossmember to complete kit.

Note: Additional items may be needed to complete installation.  You may want to include our Mustang II ride height adjusters (91034444) for installation with these IFS kits to fine tune your final ride height up to 2".

Note:  If using these kits with Speedway or Heidts crossmembers for 1948-1956 Ford Pickups, 1955-1959 Chevy Pickups, or universal crossmembers for 27-1/2" - 33-1/2" frame widths, you will be required to purchase 2" Inner Tie Rod Extensions (91034345) or (91034346).

Item Details

Must include Mustang II crossmember for complete installation (sold separately)



MFG. Part #
BrandSpeedway Motors
Front Suspension TypeIFS
Control Arm StyleTubular
Spring TypeCoil Spring
Suspension Height Adjustment2 Inch Lowered
Shock TypeTwin Tube
Bolt Pattern
Rotor Diameter11 Inch
Spindle StyleFord Custom
Dropped SpindlesYes
Dropped AxleNo
Dropped Control ArmsNo
Spindles IncludedYes
Steering IncludedYes
Welding RequiredYes