QFX000030 P/S Reservoir. Part Number: QFX000030. Land Rover New Power Steering Fluid Reservoir & Cap. Land Rover Discovery 1, All Models. Land Rover Parts. Discovery Parts. Series 2 & 3 - Defender 90/110/130, Discovery 1,2,3,4,5 & Sport - Freelander 1 & 2 - Range Rover Classic, P38, L322, L405, Sport & Evoque.