Imagine the versatility of a compact Cat® dozer matched with the power of a purpose-built mulching head and dedicated auxiliary pump, making it ideal for traditional site preparation together with rough terrain land management needs NSW dealer WesTrac Cat® has taken a decisive step into dedicated vegetation management with its first Cat® D1 tractor/dozer configured as a purpose-built mulcher, design-matched to the Cat HM518 mulching head. Built on the Caterpillar® small-dozer platform but engineered specifically for forestry and fuel-load reduction, the D1 Mulcher combination pairs a 77.6kW (104hp) Cat C3.6 engine with a high-efficiency, closed-loop hydraulic circuit to keep drum speed steady in heavy material.