Alternator Charging Current [A] 90 Belt Pulley Ø [mm] 55 Distance from belt pulley to alternator [mm] 33 Manufacturer Restriction BOSCH Number of grooves 7 Number of mounting bores 2 Number of pins 2 Plug Type ID BSS/COM Pulleys with v-ribbed belt pulley Rotation Direction Clockwise rotation Voltage [V] 12