Engine: Cummins QSB 6.7 U.S. EP tier III (electronic) 173 H.P. @ 2500 RPM..
Dimensions: Height: 131 / 3327 mm Width: 120 3048 mm Length (to end of couplers): 242 / 6147 mm Wheel Base: 92 / 2337 mm Weight: 46,000 lbs. / 20,863 kg Rail Gauge: AAR standard 56.5 (1435 mm)
Drawbar Pull: 30,000 lbs. (133,200 N)
The SWX420's heavier frame and more horsepower make it perfect for a wide range of applications. It is particularly suited for moderate or intermittent demands where adverse weather conditions must be taken into account.