Hy-Tuf axles are optimized for Drag Race use only
See our Alloy axle packages for street / track applications

Hy-Tuf 40 Spline Axles
– Forged from low carbon, high manganese, high nickel, and high molybdenum steel
– Majority of machining performed before heat treat to provide consistent hardness
– Five 1″ ID lightening holes in axle flange
– Thru hardened to Rc 45-48 to maximize the material’s torsional strength
– Finish machined, including entire shaft, after heat treat to ensure accuracy
– 40 spline with 45º pressure angle
– Black oxide finish to resist corrosion
– Lengths up to 34 7/8″
– Choice of bolt circle
– Forged in the USA
– Designed and machined by Strange Engineering

Five 1″ lightening holes removes .4 lbs per axle