| Class A-4 (AJ-4, AJ-8) wagons entered service in 1967 and are 4 bay open hoppers designed to transport coal.Number range 66 021 006 to 66 025 400, Length between couplers 14.448m, Length over headstocks 13.564m, Length between bogie pivot centres 9.906m, Height 3.016m, Width 2.261m, Tare (average) 24,770kg, Load 46,000kg (maximum) and 46,000kg (coal), Capacity 46.7m3. |