LEGO Technic Differential gear box kit gears, pins, axles, connectors 27 pieces by LEGO

1 axle size 4 with end stop, axles (3 size 3,1 size 4), 4 3x2 technic cross blocks (63869), 3 axle connectors (59443)

2 technic pins (2780), 2 long pins (6558), 1 5x7 beam frame (64179)

2 double bevel gears (18575), 3 bevel gears (6589), 3 bushings (6590)

1 differential gear with closed center (62821), 1 universal joint (61903)