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Product Summary

Universal Fit, Straight Axle Front Suspension Type

  • Old school gasser axle kit has a 46" axle and features a 54-1/4" hub-to-hub measurement, wheel mounting surface to wheel mounting surface
  • 11" vented rotors resist heat and brake fade and have a 5 on 4-1/2" bolt pattern with 1/2"-20 studs
  • Features common '78-'88 GM metric calipers with a 2-1/2" bore, offers easy serviceability and proven performance
  • New Forged 4140 steel '37-'48 Ford round back spindles provide strength and dependability for years of service
  • Universal design to fit multiple vehicle applications, will require welding and fabrication

Key Specs

MFG. Part #
BrandSpeedway Motors
Front Suspension TypeStraight Axle
Control Arm StyleNot Included
Spring TypeLeaf Spring

Need To Know

Quick and Easy Returns

Return Policy

Details

These kits include our gasser straight front axle, semi-elliptical springs, spindles, king pins, steering arms, tierod kit, brake kit, and hardware. Choose either 5 on 4-1/2" or 5 on 4-3/4" bolt pattern with standard brake kit or Wilwood brake kit. Standard brake kits use new rotors and GM metric style calipers. Wilwood brake kit includes dual-drilled hub. Brake lines not included. Shocks not included, but shock mounts are included. Assembly required.

  • 46 inch

Note: Wilwood brakes increase hub-to-hub width by 1/2".

Item Details

37-41 Ford Spindles, Specify bolt pattern,
46" Wide axle - 54 1/4" hub to hub.

  • Not For Off-Road Race Use

Charts

Specs

Gasser Kit w/ "Ford" Spindles

  • Leaf springs, 31-1/4" long x 1-3/4" wide
    • 6 leaf, 1/4" thick
    • 400 lbs/inch spring rate
  • Ford-style spindles (drop forged 4140 steel)
    • Modeled after the 1937-41 round-back design
    • Uses 1937-41 Ford king pins (included)

"Ford" Spindle Standard Brake Kit

  • 5 x 4-1/2" Ford/Mopar bolt pattern
    • 11" vented iron rotor, 1" thick
    • Hub flange (hat) diameter -
    • 1/2" Fine wheel studs
    • GM Metric '78-'88 calipers, 2-1/2" piston
    • 7/16"-20 banjo bolt to AN-3 line adapter kit
  • 5 x 4-3/4" GM bolt pattern
    • 11" vented iron rotor, 1" thick
    • Hub flange (hat) diameter - 6-1/4"
    • 7/16" Fine wheel studs
    • GM Metric '78-'88 calipers, 2-1/2" piston
    • 7/16"-20 banjo bolt to AN-3 line adapter kit

"Ford" Spindle Wilwood Brake Kit (must use 15"+ wheels)

  • Forged Dynalite 4-piston Calipers
  • 11.00" x .810" Ultralite HP 30 Vane iron rotors
  • Wilwood BP-10 SmartPads - low noise, low dust
  • Lightweight anodized aluminum Pro Street hubs
  • 1/2"-20 wheel studs

Specifications

KEY SPECS
MFG. Part #
BrandSpeedway Motors
Front Suspension TypeStraight Axle
Control Arm StyleNot Included
Spring TypeLeaf Spring
GENERAL
Suspension Height AdjustmentStock Height
Shock TypeNot Included
FinishNatural
Bolt Pattern
Rotor Diameter11 Inch
Spindle StyleFord Custom
Dropped SpindlesNo
Dropped AxleNo
Dropped Control ArmsNo
Front Leaf Spring StyleSemi-Elliptical Gasser
Spindles IncludedYes
Steering IncludedYes
Welding RequiredYes