Speedways 3" drop tube axles are a one-piece design featuring precision welded ends and perch bolt holes. Axle is formed from high strength 2" x .250" wall stainless steel tubing. Use with 1937-48 Ford style spindles.
Leaf Spring Measuring Guide (Link)
Caster Angle Illustration (GIF)
- Due to the design of this axle, batwings 916-35000 will NOT work without significant grinding on the edge of the bracket.
- King Pin Center-to-Center: 48"
- Spring Perch Center-to-Center: 37"
- Spring Perch Hole O.D.: 1"
- Spring Perch Hole I.D.: 11/16"
- Spring Perch Hole Length: 2-1/4"
48" king pin centers, 37" perch centers