Novel automobile hydraulic clutch release bearing unit

The utility model relates to an automobile clutch release bearing unit, in particular to a novel automobile hydraulic clutch release bearing unit integrating a hydraulic cylinder of a clutch sub-pump and a clutch release bearing. The novel automobile hydraulic clutch release bearing unit comprises the hydraulic cylinder of the clutch sub-pump, a clutch release bearing component, a cylinder inner sleeve, a cylinder outer sleeve and a guide sleeve; the cylinder inner sleeve is sleeved on a hydraulic cylinder inner ring; a flanging is formed at one end of the cylinder inner sleeve; the other end of the cylinder inner sleeve is positioned outside the hydraulic cylinder; a ring-shaped clamping groove matched with the ring-shaped flanging is formed at one end of the cylinder outer sleeve; a part of the cylinder outer sleeve is clamped in the ring-shaped flanging of the cylinder inner sleeve; the other end of the cylinder outer sleeve is positioned outside the hydraulic cylinder; a plurality of fixed holes which are