The 5TM utilizes the weight transfer system developed by TRACKMOBILE. The 5TM’s hydraulic jacking coupler transfers up to 40,000 lbs. of weight from the railcar to the 5TM giving it a tractive effort of 15,000 pounds on rail. ving it a tractive effort of 15,000 pounds on rail. The 5TM can easily pull up to 7 one hundred ton cars under most conditions. The 5TM is equipped with a six cylinder gas engine and a torque converter transmission. To maintain traction during wet conditions sand can be applied to the track in front or back of the railwheels.