Trainz Product Id: 12376614

Length: 3-1/4 (82

and cardboard building kit

Model Number: R15258

Model Number: 20000417

MTH 70-3016-1 G Scale Union Pacific 4-6-6-4 Challenger Steam Loco & Tender w PS2 ProductID_11456574 Trainz Product Id: 12376614This is an MTH 70 3016 1 Union Pacific 4 6 6 4 Challenger Steam Engine w Proto Sound 2. 0, (Yellow Stripes) Cab No. 3980. In the midst of the Great Depression, Union Pacific designed and asked ALCO to build the best high speed simple articulated engines to grace American rails. The 4 6 6 4 Challenger first appeared on UP rails in 1936, and it was clear from the beginning that it could handle tremendous tonnage at high speeds. Although the Challenger