Volvo BB57 was a simple front-engined single-deck bus design built by Volvo between 1970 and 1983. It was equipped with the Volvo TD70-series engine.
Like its couisin, the Volvo B57, the BB57 could be built in 4 different wheelbase lengths: 5 metres (B57-50), 5.5 metres (B57-55), 6 metres (B57-60) and 6.5 metres (B57-65).
This vehicle was rare in Europe, but very popular in particular in Third World countries.