What was found
AFTER TAKEOFF THE CREW EXPERIENCED A LG DISAGREE & NOTED THAT THE NOSE GEAR WAS NOT RETRACTED. THE CREW PERFORMED AN ATB TO CLT & UPON LANDING THE ACFT, THE NOSE WHEEL BEGAN TO SHAKE BADLY UNTIL THE ACFT CAME TO A STOP. THE GND CREW NOTED THAT THE NOSE GEAR TORQUE LINKS WERE DISCONNECTED. NO EMERGENCY DECLARED. REPLACED NOSE GEAR & SPADE DOOR, GEAR SWINGS & OPERATION CHECKED GOOD. R & R RETRACTION ACTUATOR IAW AMM 32-33-01. OPERATION CHECK & LEAK CHECKED GOOD.