Strange Alloy axles are made from SAE 1550 modified steel and induction hardened for strong torsional strength. All machine work on the shafts and splines is completed prior to heat treat which offers a consistent and reliable axle every time. Strange line of oval track axles for GM applications are made from an ultra-strength alloy known as Hy-Tuf. When combined with a thru-hardened heat treat, the Hy-Tuf axles achieve superior torsional strength and ductility. Strange offers a unique combination of axles, bearings, c-clip eliminators, studs, etc. to accommodate a wide range of applications including street, strip and road course.