Gear size 310 REMARK: The gearboxes has to be assembled and painted in our workshop. Ratio from i=4,09 up to i=2523 Torque from 8500 m2(Nm) to 30.000 m2(Nm) depending on ratio and n2xh. Output: Hollow shaft Ø130 for scrink disc or A100x94 with spline, output shaft Ø110 with key or B100x94 with spline.