Bestbox 503-B/2503-A T-Ford 1919 crane-truck variations known to me:

 

    1: Grey wheels, frontaxleholder in grille fully closed, thin headlights

 

    2: Grey wheels, frontaxleholder in grille open in front, thin headlights

 

    3: Brown wheels, frontaxleholder in grille open in front, thin headlights

 

    4: Brown wheels, frontaxleholder in grille open in front, thick headlights

 

   Box variations