OSCAR_DASHBOARD_NAVIGATION += [ { 'label': _('Store manager'), 'icon': 'icon-map-marker', 'children': [ { 'label': _('Stores'), 'url_name': 'your-reverse-url-lookup-name', }, ] }, ]
everything you need to know is on this page
https://django-oscar.readthedocs.org/en/releases-1.1/howto/how_to_configure_the_dashboard_navigation.html