LOCOMOTIVE POWER LHM Fluid is high performance multipurpose mineral based brake and clutch fluid & hydraulic system fluid specially designed for use in Citroën XM, XANTIA, BX, CX, SM, GS. For hydraulic power units in Citroën ID and DS sold after September 1966 (components painted green). For brake circuits and hydraulic clutch control systems in utility vehicles Citroën N, P and C35. For the Peugeot 405X4 vehicle level adjuster. This product is designed to protect against pump wear and provide good rates of flow throughout the system even in the most extreme temperatures & pressures.