Used Inventory

Maximize Power and Efficiency

We design, engineer and manufacture each Rail King unit for durability. Anti-corrosion protection, heavy-duty steel frames and moisture resistance mean you have powerful models that are easy to maintain. Made in the US, Rail King units provide greater fuel economy and increased power output.

Engineered for Performance

Our pre-owned models continue our promise of reliability, safety, value and longevity. We engineer each railcar mover to maximize performance and power. We manufacture all units for efficiency and durability, meaning you have lower maintenance and operation costs over time.

Our dealer network performs a comprehensive inspection on all used mobile railcar movers. Dealers recondition them with replacement OEM parts from our in-house parts department before offering the quality equipment for sale. This means buyers get dependable, reconditioned equipment at substantial savings.

Certified technicians at your local Rail King dealer provide periodic maintenance, emergency repair and upgrades to your Rail King units. Contact your dealer for all your service needs.

RK285 G4

Our introductory model packs power and durability coupled with unsurpassed operator comfort and visibility. Popular around the world, the unit provides up to 44,500 pounds of tractive effort.


Stewart & Stevenson manufactures a line of Rail King mobile railcar movers that supports railcar switching operations throughout North America and in international locations. Engineered to maximize safety, efficiency and operator comfort, Rail King is manufactured in three side-mount cab models offering tractive effort ratings to 46,550 lbs, and two full-width cab models offering tractive effort ratings to 50,000 lbs.