Walk Behind, Tier 4, 2019 US EPA Label, Cat C4.4 4 Cylinder 172 hp 4.4 L Diesel Engine, Requires Diesel Exhaust Fluid, 8 in Double Grouser Track Shoes, Extendable Tracks With Removable Outriggers/ Stabilizers, Remote Controls, Klemm PP177G Hydraulic Power Pack w/ Cat C4.4, 129kW