Liebherr unveils sustainable combustion engine innovations

Switzerland-based Liebherr has expanded its combustion engine portfolio to include a new D9612 diesel engine, a hydrogen engine, and a concept for an ammonia engine. These developments were showcased at Bauma 2025, highlighting Liebherr’s commitment to sustainable powertrain solutions. The D9612 engine is designed for off-road applications, offering high efficiency and reduced emissions. Liebherr’s hydrogen engine, equipped with port-fuel injection, and the ammonia engine concept, aim to provide low-emission solutions for future powertrains.