Engines and nacelles

Expertise for more efficient aircraft propulsion

Based on its vast experience in actuation and thermal management for aircraft applications, Liebherr collaborates with engine and nacelle manufacturers to develop and supply critical components such as gearboxes, heat exchangers, valves, and thrust reverser actuation systems.

Liebherr's extensive expertise and commitment to quality make it a reliable partner, serving various engine types and ensuring efficient and dependable performance across all applications.

Key supplier to engine OEMs

Liebherr’s center of excellence for gears and gearboxes is located at Friedrichshafen (Germany). It also benefits from the Group’s expertise in machining centers for gears, which it has been developing and manufacturing in its plant in Kempten (Germany) for decades. The competences for actuation and thermal management are concentrated in Lindenberg (Germany), respectively Toulouse (France). Further, Liebherr’s best cost production site at Guaratinguetá (Brazil), specializes in precision aluminum metal works, has been established as a supplier of parts to engine OEMs.

Innovation and technology

Liebherr focuses on innovative solutions aimed at increasing efficiency and overall performance of aircraft engines. This includes the use of advanced materials for weight reduction, and proven additive manufacturing capabilities. Aiming at a more sustainable air transport, Liebherr’s efforts include experimenting with hydrogen fuel cells for electrical propulsion.

Global MRO services

Liebherr offers maintenance, repair, and overhaul services for their engine and nacelle systems. This includes providing spare parts, conducting inspections, and performing repairs to ensure the engines and nacelles remain in optimal condition throughout their service life.

Solutions for engines and nacelles

Liebherr offers a range of critical components and systems, including gearboxes, heat exchangers, valves, and thrust reverser actuation systems. Liebherr’s innovative products enhance the efficiency, reliability, and performance of gas-turbine engines and nacelles, contributing to overall aircraft safety and performance.

With a focus on continuous improvement and cutting-edge technologies for engines with ultra high bypass ratio as well as hybrid propulsion concepts, Liebherr remains an important partner for the engine OEMs in order to meet the industries sustainability targets.

Solutions for aerospace

Rolls Royce's turbofan engine UltraFan® increases efficiency

The future geared turbofan engine of Rolls Royce, called UltraFan®, is using Liebherr’s expertise in gear cutting and gearbox design for its record breaking power gearbox, which is essential to increase the fuel efficiency of the aircraft engine. The gearbox is under development at Aerospace Transmission Technologies GmbH, a joint venture of Liebherr and Rolls Royce, in Friedrichshafen (Germany).

More about efficient engines

Support of the entire product life cycle

Liebherr designs and creates equipment that is easy to test and maintain, exceptionally reliable, and exceeds market expectations. Liebherr offers comprehensive service and support throughout every stage of the entire life cycle.

Experience life cycle support

Case studies - Engines and nacelles

UltraFan® engine

Liebherr-Aerospace and Rolls-Royce have established a 50:50 joint venture called Aerospace Transmission Technologies GmbH, based in Friedrichshafen (Germany), to develop manufacturing capability and capacity for the power gearbox for Rolls-Royce’s UltraFan® engine.