ATHG98971 Union Pacific UP 4-6-6-4 Challenger Steam Locomotive #3985 with DCC Sound Rolling-Stock TC-105 Cutter uses standard cutter

TC-105 Cutter uses standard cutter blades

See what animals you can see out on the savannah

130mm High

for tank use

reinforcing rods and pipes

ATHG98971 Union Pacific UP 4-6-6-4 Challenger Steam Locomotive #3985 with DCC Sound Rolling-Stock TC-105 Cutter uses standard cutterUnion Pacific In the spring of 1941 UP locomotive designers began working on a locomotive to team up with the new 4 8 8 4 Big Boy's then under construction at Alco. The Big Boy's were designed to pull heavy freights up the Wasatch Range in Utah to the division point at Green River, WY. What was needed was a locomotive to take over at that point that could speed the freights eastward across the Wyoming Division. Building on their experience with the