... driving axle for 5kw,please see below information IntroductionReduction RatioPCD hole of Wheeel hubInput installationwheel distancebrake drumMotor installed on axle directly ... .75PCD(100,101.6,114.3),bolt(M12×1.25)involute spline shaft:m=1.0583, α=45°,Z=19980,1020,1070,1190 ...