STX Steiger v18.104.22.168 Mod by FS 2017 mods · July 22, 2020 STX Steiger v22.214.171.124 Mod The STX Series STEIGER four wheel drive tractors are a revolutionary new leader in the X series family of tractors. This four wheel drive of the future will give you all the productivity, versatility, comfort, and convience you need to tackle your toughest tasks. The STX series tractor has 3 different chassis sizes, and features 22 different model sizes to fit to your farm. Horsepower ranges from 275 to 535. Base price for the STX is $95,000. The STX series from Case IH boasts a wide range of different wheel options, whether you need large flotation duals, or skinny row crop tires, the STX provides such options. The STX also comes with the ability to add weights in the front, rear, and wheels. The STX is also universal with the ability to choose between US or EU safety features. For longer jobs and tiring fieldwork, the STX also has the option for the Case IH FM-750 guided positioning system.