760A - TRACTOR 50 REAR AXLE AND DIFFERENTIAL LOCK Parts group 50 REAR AXLE AND DIFFERENTIAL LOCK 50 REAR AXLE AND DIFFERENTIAL LOCK . PLANETARY AND REAR AXLE HOUSING [01F20] DIFFERENTIAL LOCK [01F21] DIFFERENTIAL LOCK VALVE (SERIAL NO. -31516) [01F22] DIFFERENTIAL LOCK VALVE OIL PIPES [01F23] DIFFERENTIAL LOCK VALVE OIL LINES (SERIAL NO. -031516) [01F24] DIFFERENTIAL LOCK VALVE (SERIAL NO. 031517- ) [01F25] DIFFERENTIAL LOCK VALVE OIL LINES (SERIAL NO. 031517- ) [01G01]