Three towers are included in the set

Model Number: 9821

Model Number: 36429

But with a capacity of only about four autos

Model Number: 26004

Lionel 6-31718 Southern Pacific Oil Can TankTrain O Gauge Diesel Train Set ProductID_11551342 Three towers are included inHere is a Lionel 6 31718 Southern Pacific Oil Can TankTrain O Gauge Diesel Train Set. SET INCLUDES: Two individually numbered, fully featured SD 40T 2 tunnel motor diesel locomotives, one TankTrain A end car, six TankTrain intermediate cars, one TankTrain B end car with flashing End of Train Device EACH SD 40T 2 DIESEL LOCOMOTIVE FEATURES: TrainMaster Command Control equippedable to run in Command Control Mode or in Conventional Transformer Control