Lightweight rear gear diff axle shaft for 1/12 pan car gear differential features tough shaft which especially machined for perfect security and smoothness with zero run-out for vibration-free procedure. Created from HUDY Spring steel Lightweight design for paid down rotating fat. Fits #374900 â€✠Gear Diff 1/12 Pan Vehicle. Note: please keep in mind that due the kind of kit differential although the forces and tensions included, they differential with both steel and graphite axle will are less resistant on usage and/or breakage versus standard ball differentials. If you should be maybe not centered on performance nevertheless the reliability and life we suggest to utilize the typical ball differential.