The Volvo B12BLE is a low-entry city and suburban bus chassis launched in 2001 with an engine mounted on the rear overhang. It replaced the Volvo B10BLE and is used as a base for single deck buses in Europe and Australia.It is a similar to the B7RLE in design, with the overall chassis being the same, however the B12BLE features the 12-litre Volvo DH12 engine and is equipped with 4-wheel disc brakes because of the extra weight.