The SD50 was available with multiple traction motor gearing ratios and wheel sizes, the most common of which was the 70:17 ratio with 40-inch (1,016 mm) wheels, which allowed for a top speed of 70 mph (110 km/h).

2 days ago · 20-21896-1 SD50 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Reading & Northern Cab No. 5014

EMD SD50 / GMDD SD50F; Data Sheet Information Compiled by: Jean-Denis Bachand: New: 5 Ocotober 2006 ... SD50 Total Length: 71'-02" Wheel Diameter: 40" Truck Wheel Base: 13'-07" Height to Top Engine Hood: 14'-07.5" Height to Top Cab : 15'-07.5" ... Train Shed Cyclopedia, Vol. 20, 58, 60, 64, 80 ...

Super Series adhesion control allows the SD50 (and GP50) wheels to "creep" or turn slightly faster than true ground speed during "hard pull" situations such as climbing hills with maximum tonnage or starting a train. The SD50 wheels, for example, …

Feb 5, 2025 · Both the four-axle, four-motor GP50 and the six-axle, six-motor SD50 utilized a new control system that substantially increased hauling capacity and reduced engine noise levels. The 3500 hp SD50 measured just 30" longer than the SD40-2 it …

May 22, 2010 · The motor;s driveshaft runs to the worm gear box like it should, and the wheels are all geared together, but the motor and wheels aren’t connecting somewhere. Is this a problem with this series and what can be done to fix it?

This WalthersMainline EMD SD50 is perfect for heavy freight service on your HO Scale railroad. As demand for higher-horsepower units and better fuel economy continued to grow in the late 1970s, EMD began testing a new six-axle model in 1979, …

SD50 diesel engine with Proto-Sound 3.0 (scale wheels), Hudson Bay. Cab # 1: 5002. Cab # 2: 5003. Cab # 3: 5005. EMD's 50 Series diesel locomotives of the mid-1980s were the product of the most extensive testing in the company's 50-year history.

EMD introduced the SD-50 in the early 1980s with a 16 cylinder, 3500 h.p. engine to attain the power that they had early gotten from a 20 cylinder locomotive. The new, longer frame allowed the dynamic brake resistors to be relocated to a cooler area found between the central air intake and the cab. Directional lighting.

Feb 19, 2025 · We put an enormous effort into researching and making sure the graphics were prototypically correct to the best we could offer and firmly believe these are the very best …