ACC3516 Class 155 2 Car DMU 155324 Provincial SprinterExpected Delivery Q1 2027 (Subject to Change at Manufacturer's Discretion). The British Rail Class 155 diesel multiple unit (DMU) was introduced in 19871988. Built by Leyland at Workington, 42 two car units were produced using construction methods from the bus building industry. Shortly after entering service, structural faults, including body cracks, led to the fleet being temporarily withdrawn. Rather than restoring them as two car sets, British