The speed limits in Bulgaria are:
Speed limit for cars:
within town and villages outside towns on expressways on motorways
Speed limit for motorcycles:
within towns and village outside towns on expressways on motorways
Speed limit for cars with trailers, buses and trucks:
within towns and village outside towns on expressways on motorways
Speed limit for trucks carrying dangerous goods:
within towns outside towns on expressways on motorways
Speed limits for towing vehicles:
within towns and outside towns on expressways and motorways (towing is only allowed with a rigid tow)
Speed limit for tractors, trolleybuses and trams:
Speed limit for mopeds:
Speed limit for other automobiles:
References