-model:lbwr sd3650/5.5t -max amps50a -lipo cel2s -ni-mh ni-cd (cell)4-6s -kv(rpm/volt) 6650kv -resistance0.0072 -no-load curren£íº7.4v£©5.7a -diameterlength(mm)¦µ35.852.5 -mounting hole depth4mm -length of extend shaft15mm -shaft diameter (mm)¦µ3.175 -weight 170g -red leopard sd3650-6650kv sensored brushless motor for car -this motor can use for hobbywing xerun 120a