The 46T diff bevel gear for XRAY Active Diff is machined from special HUDY metal material that has been especially developed for gear-type services and products, in addition hardened and accuracy ground to fit the tightest tolerance needs for perfect match the diff outdrives. The gears are independently machined on a precision German gear machine and every gear is independently tested and inspected. The diff gear is then laser etched with Active Diff 46 for effortless and instant recognition.