For the purpose of readily carrying out operations from austere airstrips, Fiat developed purpose-built ground support equipment for easy and rapid servicing of the aircraft. The equipment needed to inspect, maintain, resupply and repair the G.91 were designed to possess minimal weight and size to facilitate transportation. Fiat also completed a study to add hooks onto the aircraft for the purpose compatibility with arresting gear and aircraft catapult for further increased short field performance, a number of production aircraft in Luftwaffe service were outfitted as such.