Rail King RK330

Equipment Overview

Make Rail King
Model RK330
Type Full Width Cab


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Produced on Stewart & Stevenson's Houston manufacturing flow line, Rail King is engineered to provide the Best Value in the industry. Available in several reliable, efficient and cost-effective models, Rail King provides maximum tractive effort up to 33,000 pounds for single-coupled versions, and up to 49,000 pounds for double-coupled versions.

Rail King features side-mount or full-width cabs with dual direction controls, both road wheels and rail wheels for quick, easy mobility on tracks and roadways, the patented cushion coupler system, and an enclosed, insulated cab with 360-degree visibility for operator safety and efficiency. All models feature a three-point Royalglide suspension system.

ModelWeight (lbs.)Tractive Effort (lbs., single coupled)Cab StyleEngine (Cummins QSB)Controls
RK330 G451,50033,000Full WidthTier 3 - 204 hpAnalog
RK330 G552,50033,825Full WidthTier 4f - 195 hpDigital


Cab Style: Full Width
Controls: Analog or Digital
Engine (Cummins QSB): Tier 3 - 204 hp or Tier 4f - 195 hp
Tractive Effort: 33,000 lbs or 33,825 lbs
Weight: 51,500 lbs or 52,500 lbs


  • Common Sense Engineering - maximum efficiency with safety and operator comfort
  • More standard features on all new model Rail King rail car movers
  • Exceptional performance - typically outperforms competitive models of same class size
  • Royalglide suspension system
  • Systems designed for ease of service, resulting in less downtime and reduced maintenance costs
  • Patented cushioned coupler system, full floating frame and cab design that provides a smooth ride on rail
  • Many factory options available to fit any application, including remote control
  • Both road wheels and rail wheels for quick and easy mobility on tracks and roadways
  • Insulated cabs with wide entry doors, more head and leg room, easy-to-use controls and 360-degree visibility